[INFO] fetching crate webserver_necimye 0.1.0...
[INFO] building webserver_necimye-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate webserver_necimye 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate webserver_necimye 0.1.0
[INFO] finished tweaking crates.io crate webserver_necimye 0.1.0
[INFO] tweaked toml for crates.io crate webserver_necimye 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate webserver_necimye 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate webserver_necimye 0.1.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adacec9314b67d09081003cf00b7c2b5dfb214790e50a05619eb6a20304834e0
[INFO] running `Command { std: "docker" "start" "-a" "adacec9314b67d09081003cf00b7c2b5dfb214790e50a05619eb6a20304834e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adacec9314b67d09081003cf00b7c2b5dfb214790e50a05619eb6a20304834e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adacec9314b67d09081003cf00b7c2b5dfb214790e50a05619eb6a20304834e0", kill_on_drop: false }`
[INFO] [stdout] adacec9314b67d09081003cf00b7c2b5dfb214790e50a05619eb6a20304834e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73282d19eddd90e1d02fa618d02413c32ed27cb242ba256d153ca8f8632ffe73
[INFO] running `Command { std: "docker" "start" "-a" "73282d19eddd90e1d02fa618d02413c32ed27cb242ba256d153ca8f8632ffe73", kill_on_drop: false }`
[INFO] [stderr]    Compiling webserver_necimye v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Receiver`
[INFO] [stdout]  --> src/lib.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 |         mpsc::{self, Receiver},
[INFO] [stdout]   |                      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "73282d19eddd90e1d02fa618d02413c32ed27cb242ba256d153ca8f8632ffe73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73282d19eddd90e1d02fa618d02413c32ed27cb242ba256d153ca8f8632ffe73", kill_on_drop: false }`
[INFO] [stdout] 73282d19eddd90e1d02fa618d02413c32ed27cb242ba256d153ca8f8632ffe73
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72ab1e1cf7f48cba3d9b3c78cfd28f8f32c99c3661aac65d2703efee670b24e2
[INFO] running `Command { std: "docker" "start" "-a" "72ab1e1cf7f48cba3d9b3c78cfd28f8f32c99c3661aac65d2703efee670b24e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling webserver_necimye v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Receiver`
[INFO] [stdout]  --> src/lib.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 |         mpsc::{self, Receiver},
[INFO] [stdout]   |                      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Receiver`
[INFO] [stdout]  --> src/lib.rs:3:22
[INFO] [stdout]   |
[INFO] [stdout] 3 |         mpsc::{self, Receiver},
[INFO] [stdout]   |                      ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "72ab1e1cf7f48cba3d9b3c78cfd28f8f32c99c3661aac65d2703efee670b24e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72ab1e1cf7f48cba3d9b3c78cfd28f8f32c99c3661aac65d2703efee670b24e2", kill_on_drop: false }`
[INFO] [stdout] 72ab1e1cf7f48cba3d9b3c78cfd28f8f32c99c3661aac65d2703efee670b24e2