[INFO] cloning repository https://github.com/adereq/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/adereq/http_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadereq%2Fhttp_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadereq%2Fhttp_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7d970cc0b413b222780f13ff80228a337d4ce436
[INFO] testing adereq/http_server against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadereq%2Fhttp_server" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adereq/http_server on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adereq/http_server
[INFO] finished tweaking git repo https://github.com/adereq/http_server
[INFO] tweaked toml for git repo https://github.com/adereq/http_server written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/adereq/http_server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fe1253e5eb6d2b3c8df3d9265f129a6a5c8ab9f705ac669d6e4a75c0485ab58
[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" "2fe1253e5eb6d2b3c8df3d9265f129a6a5c8ab9f705ac669d6e4a75c0485ab58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fe1253e5eb6d2b3c8df3d9265f129a6a5c8ab9f705ac669d6e4a75c0485ab58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fe1253e5eb6d2b3c8df3d9265f129a6a5c8ab9f705ac669d6e4a75c0485ab58", kill_on_drop: false }`
[INFO] [stdout] 2fe1253e5eb6d2b3c8df3d9265f129a6a5c8ab9f705ac669d6e4a75c0485ab58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", 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] 83157086167f96e08b7f5fe1d9ca057735b4b1a3a18a5158e5913e9d5596bcb3
[INFO] running `Command { std: "docker" "start" "-a" "83157086167f96e08b7f5fe1d9ca057735b4b1a3a18a5158e5913e9d5596bcb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling http_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/server.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{Read, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display`, `Formatter`, `Result as FmtResult`
[INFO] [stdout]  --> src/http/response.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::{Result as FmtResult, Display, Debug, Formatter};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^  ^^^^^^^         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::TcpStream`
[INFO] [stdout]  --> src/http/response.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "83157086167f96e08b7f5fe1d9ca057735b4b1a3a18a5158e5913e9d5596bcb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83157086167f96e08b7f5fe1d9ca057735b4b1a3a18a5158e5913e9d5596bcb3", kill_on_drop: false }`
[INFO] [stdout] 83157086167f96e08b7f5fe1d9ca057735b4b1a3a18a5158e5913e9d5596bcb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", 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] 9b97edabe77ab0ed16fd4a4ca9aa275f59529d1652abdf25ddf93d01751dc271
[INFO] running `Command { std: "docker" "start" "-a" "9b97edabe77ab0ed16fd4a4ca9aa275f59529d1652abdf25ddf93d01751dc271", kill_on_drop: false }`
[INFO] [stderr]    Compiling http_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/server.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{Read, Write};
[INFO] [stdout]   |                     ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Display`, `Formatter`, `Result as FmtResult`
[INFO] [stdout]  --> src/http/response.rs:2:16
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fmt::{Result as FmtResult, Display, Debug, Formatter};
[INFO] [stdout]   |                ^^^^^^^^^^^^^^^^^^^  ^^^^^^^         ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::net::TcpStream`
[INFO] [stdout]  --> src/http/response.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::net::TcpStream;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "9b97edabe77ab0ed16fd4a4ca9aa275f59529d1652abdf25ddf93d01751dc271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b97edabe77ab0ed16fd4a4ca9aa275f59529d1652abdf25ddf93d01751dc271", kill_on_drop: false }`
[INFO] [stdout] 9b97edabe77ab0ed16fd4a4ca9aa275f59529d1652abdf25ddf93d01751dc271
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7afe7b4190bc6094fbfe877341fe6d90cfe97c1f1455ac9a5b47837707a2bec9
[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" "7afe7b4190bc6094fbfe877341fe6d90cfe97c1f1455ac9a5b47837707a2bec9", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `Write`
[INFO] [stderr]  --> src/server.rs:2:21
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io::{Read, Write};
[INFO] [stderr]   |                     ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `Display`, `Formatter`, `Result as FmtResult`
[INFO] [stderr]  --> src/http/response.rs:2:16
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fmt::{Result as FmtResult, Display, Debug, Formatter};
[INFO] [stderr]   |                ^^^^^^^^^^^^^^^^^^^  ^^^^^^^         ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::net::TcpStream`
[INFO] [stderr]  --> src/http/response.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::net::TcpStream;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/http_server-4503691c361f1646)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7afe7b4190bc6094fbfe877341fe6d90cfe97c1f1455ac9a5b47837707a2bec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7afe7b4190bc6094fbfe877341fe6d90cfe97c1f1455ac9a5b47837707a2bec9", kill_on_drop: false }`
[INFO] [stdout] 7afe7b4190bc6094fbfe877341fe6d90cfe97c1f1455ac9a5b47837707a2bec9