[INFO] cloning repository https://github.com/Somnid/rs-serve
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Somnid/rs-serve" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSomnid%2Frs-serve", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSomnid%2Frs-serve'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9c539948efa5e589b4538ff7b7d46b9334f296d
[INFO] checking Somnid/rs-serve against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSomnid%2Frs-serve" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Somnid/rs-serve on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Somnid/rs-serve
[INFO] finished tweaking git repo https://github.com/Somnid/rs-serve
[INFO] tweaked toml for git repo https://github.com/Somnid/rs-serve written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Somnid/rs-serve already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_derive v0.9.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3c0d4e9defa9a2720b1247ecb87219190d87794aa4f906508d2070b7af69e75d
[INFO] running `Command { std: "docker" "start" "-a" "3c0d4e9defa9a2720b1247ecb87219190d87794aa4f906508d2070b7af69e75d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c0d4e9defa9a2720b1247ecb87219190d87794aa4f906508d2070b7af69e75d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0d4e9defa9a2720b1247ecb87219190d87794aa4f906508d2070b7af69e75d", kill_on_drop: false }`
[INFO] [stdout] 3c0d4e9defa9a2720b1247ecb87219190d87794aa4f906508d2070b7af69e75d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c6cfa64e84095d8f7461fd8542f34f9e7e0f4180cd00cf04b7dbbbf9f9c7358
[INFO] running `Command { std: "docker" "start" "-a" "2c6cfa64e84095d8f7461fd8542f34f9e7e0f4180cd00cf04b7dbbbf9f9c7358", kill_on_drop: false }`
[INFO] [stderr]     Checking serde v0.9.13
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]    Compiling syn v0.11.10
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]     Checking serde_json v0.9.10
[INFO] [stderr]    Compiling serde_derive v0.9.13
[INFO] [stderr]     Checking rs-serve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]  --> src/http_server/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str`
[INFO] [stdout]  --> src/http_server/mod.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str;
[INFO] [stdout]   |     ^^^^^^^^
[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 [unoptimized + debuginfo] target(s) in 18.39s
[INFO] running `Command { std: "docker" "inspect" "2c6cfa64e84095d8f7461fd8542f34f9e7e0f4180cd00cf04b7dbbbf9f9c7358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c6cfa64e84095d8f7461fd8542f34f9e7e0f4180cd00cf04b7dbbbf9f9c7358", kill_on_drop: false }`
[INFO] [stdout] 2c6cfa64e84095d8f7461fd8542f34f9e7e0f4180cd00cf04b7dbbbf9f9c7358