[INFO] cloning repository https://github.com/karikittie/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/karikittie/rust-http-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarikittie%2Frust-http-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarikittie%2Frust-http-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2abf2ce24c04bcf07e68624c5a5af1b0a44c949c
[INFO] checking karikittie/rust-http-server against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkarikittie%2Frust-http-server" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/karikittie/rust-http-server on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/karikittie/rust-http-server
[INFO] finished tweaking git repo https://github.com/karikittie/rust-http-server
[INFO] tweaked toml for git repo https://github.com/karikittie/rust-http-server written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/karikittie/rust-http-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca36439a1d02beedf4f478d924cada289954a6d175016f3f7b489595bfb7b8cd
[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" "ca36439a1d02beedf4f478d924cada289954a6d175016f3f7b489595bfb7b8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca36439a1d02beedf4f478d924cada289954a6d175016f3f7b489595bfb7b8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca36439a1d02beedf4f478d924cada289954a6d175016f3f7b489595bfb7b8cd", kill_on_drop: false }`
[INFO] [stdout] ca36439a1d02beedf4f478d924cada289954a6d175016f3f7b489595bfb7b8cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38067e356d1310ac587f82abe5710b13db1825831a66dd4f2d17b52b2716bcdf
[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" "38067e356d1310ac587f82abe5710b13db1825831a66dd4f2d17b52b2716bcdf", kill_on_drop: false }`
[INFO] [stderr]     Checking servo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/http/mod.rs:129:31
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let request = request.trim_left();
[INFO] [stdout]     |                               ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/http/mod.rs:141:33
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     found_route.trim_right_matches("/");
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/http/mod.rs:148:41
[INFO] [stdout]     |
[INFO] [stdout] 148 |                     let value = pair[1].trim_left();
[INFO] [stdout]     |                                         ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/http/mod.rs:118:21
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 let mut tuple: Vec<&str> = i.split("=").collect();
[INFO] [stdout]     |                     ----^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/http/mod.rs:129:31
[INFO] [stdout]     |
[INFO] [stdout] 129 |         let request = request.trim_left();
[INFO] [stdout]     |                               ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/http/mod.rs:141:33
[INFO] [stdout]     |
[INFO] [stdout] 141 |                     found_route.trim_right_matches("/");
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_end_matches`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `core::str::<impl str>::trim_left`: superseded by `trim_start`
[INFO] [stdout]    --> src/http/mod.rs:148:41
[INFO] [stdout]     |
[INFO] [stdout] 148 |                     let value = pair[1].trim_left();
[INFO] [stdout]     |                                         ^^^^^^^^^ help: replace the use of the deprecated associated function: `trim_start`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/http/mod.rs:118:21
[INFO] [stdout]     |
[INFO] [stdout] 118 |                 let mut tuple: Vec<&str> = i.split("=").collect();
[INFO] [stdout]     |                     ----^^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "38067e356d1310ac587f82abe5710b13db1825831a66dd4f2d17b52b2716bcdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38067e356d1310ac587f82abe5710b13db1825831a66dd4f2d17b52b2716bcdf", kill_on_drop: false }`
[INFO] [stdout] 38067e356d1310ac587f82abe5710b13db1825831a66dd4f2d17b52b2716bcdf