[INFO] cloning repository https://github.com/acgtubio/rust-http-toy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/acgtubio/rust-http-toy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facgtubio%2Frust-http-toy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facgtubio%2Frust-http-toy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1c82c66b84ec374a1858412ea2ccf5fd2e5078dd
[INFO] building acgtubio/rust-http-toy against try#9b5e8b16bd1c4acf4cf8e6880368314cf021a987+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facgtubio%2Frust-http-toy" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/acgtubio/rust-http-toy on toolchain 9b5e8b16bd1c4acf4cf8e6880368314cf021a987
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/acgtubio/rust-http-toy
[INFO] finished tweaking git repo https://github.com/acgtubio/rust-http-toy
[INFO] tweaked toml for git repo https://github.com/acgtubio/rust-http-toy written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/acgtubio/rust-http-toy 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" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de96aef1e31990d6b9138260872db60391fe08e30853f8927a512ee272204f3f
[INFO] running `Command { std: "docker" "start" "-a" "de96aef1e31990d6b9138260872db60391fe08e30853f8927a512ee272204f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de96aef1e31990d6b9138260872db60391fe08e30853f8927a512ee272204f3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de96aef1e31990d6b9138260872db60391fe08e30853f8927a512ee272204f3f", kill_on_drop: false }`
[INFO] [stdout] de96aef1e31990d6b9138260872db60391fe08e30853f8927a512ee272204f3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b81c275c9de182fc1e65ab76084ee258e0ea80f865526f7fc5b145312f01267b
[INFO] running `Command { std: "docker" "start" "-a" "b81c275c9de182fc1e65ab76084ee258e0ea80f865526f7fc5b145312f01267b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-http v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/main.rs:173:33
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn get_body<'a>(r: &'a str) -> (&str, &str) {
[INFO] [stdout]     |             --                  ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |             |
[INFO] [stdout]     |             lifetime `'a` declared here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/main.rs:173:39
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn get_body<'a>(r: &'a str) -> (&str, &str) {
[INFO] [stdout]     |             --                        ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |             |
[INFO] [stdout]     |             lifetime `'a` declared here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/main.rs:68:32
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn post_handler(path: &String, header: &str, body: &str) -> String {
[INFO] [stdout]    |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "b81c275c9de182fc1e65ab76084ee258e0ea80f865526f7fc5b145312f01267b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b81c275c9de182fc1e65ab76084ee258e0ea80f865526f7fc5b145312f01267b", kill_on_drop: false }`
[INFO] [stdout] b81c275c9de182fc1e65ab76084ee258e0ea80f865526f7fc5b145312f01267b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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=forbid -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9b5e8b16bd1c4acf4cf8e6880368314cf021a987" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1d010667ffcb53696319e438304e5a335190af3c5c911cf893ea461993ee8b5
[INFO] running `Command { std: "docker" "start" "-a" "a1d010667ffcb53696319e438304e5a335190af3c5c911cf893ea461993ee8b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-http v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/main.rs:173:33
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn get_body<'a>(r: &'a str) -> (&str, &str) {
[INFO] [stdout]     |             --                  ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |             |
[INFO] [stdout]     |             lifetime `'a` declared here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]    --> src/main.rs:173:39
[INFO] [stdout]     |
[INFO] [stdout] 173 | fn get_body<'a>(r: &'a str) -> (&str, &str) {
[INFO] [stdout]     |             --                        ^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]     |             |
[INFO] [stdout]     |             lifetime `'a` declared here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `header`
[INFO] [stdout]   --> src/main.rs:68:32
[INFO] [stdout]    |
[INFO] [stdout] 68 | fn post_handler(path: &String, header: &str, body: &str) -> String {
[INFO] [stdout]    |                                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_header`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "a1d010667ffcb53696319e438304e5a335190af3c5c911cf893ea461993ee8b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d010667ffcb53696319e438304e5a335190af3c5c911cf893ea461993ee8b5", kill_on_drop: false }`
[INFO] [stdout] a1d010667ffcb53696319e438304e5a335190af3c5c911cf893ea461993ee8b5