[INFO] cloning repository https://github.com/zxcvc/rust_web_server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zxcvc/rust_web_server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxcvc%2Frust_web_server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxcvc%2Frust_web_server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] caf9ee9758923ecf602a7c61f4c4d363b818f207
[INFO] testing zxcvc/rust_web_server against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzxcvc%2Frust_web_server" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/zxcvc/rust_web_server
[INFO] finished tweaking git repo https://github.com/zxcvc/rust_web_server
[INFO] tweaked toml for git repo https://github.com/zxcvc/rust_web_server written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/zxcvc/rust_web_server on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/zxcvc/rust_web_server 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9eab614a9f8c8d6b893fe85d3d266b1280a9382b57b1e73e246efd27043c261
[INFO] running `Command { std: "docker" "start" "-a" "f9eab614a9f8c8d6b893fe85d3d266b1280a9382b57b1e73e246efd27043c261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9eab614a9f8c8d6b893fe85d3d266b1280a9382b57b1e73e246efd27043c261", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9eab614a9f8c8d6b893fe85d3d266b1280a9382b57b1e73e246efd27043c261", kill_on_drop: false }`
[INFO] [stdout] f9eab614a9f8c8d6b893fe85d3d266b1280a9382b57b1e73e246efd27043c261
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 468514fdec3b04117b5889e88e2b9505985cbca40cf738799f10947fcea2bee6
[INFO] running `Command { std: "docker" "start" "-a" "468514fdec3b04117b5889e88e2b9505985cbca40cf738799f10947fcea2bee6", kill_on_drop: false }`
[INFO] [stderr]    Compiling web_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `fs` and `io`
[INFO] [stdout]  --> src/server.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fs,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 4 |     fs::File,
[INFO] [stdout] 5 |     io,
[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 0.33s
[INFO] running `Command { std: "docker" "inspect" "468514fdec3b04117b5889e88e2b9505985cbca40cf738799f10947fcea2bee6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "468514fdec3b04117b5889e88e2b9505985cbca40cf738799f10947fcea2bee6", kill_on_drop: false }`
[INFO] [stdout] 468514fdec3b04117b5889e88e2b9505985cbca40cf738799f10947fcea2bee6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7a065f19a5318a070c480fc0e15bf4c86db973cb346b41ec5658e5577c26ced8
[INFO] running `Command { std: "docker" "start" "-a" "7a065f19a5318a070c480fc0e15bf4c86db973cb346b41ec5658e5577c26ced8", kill_on_drop: false }`
[INFO] [stderr]    Compiling web_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `fs` and `io`
[INFO] [stdout]  --> src/server.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 |     fs,
[INFO] [stdout]   |     ^^
[INFO] [stdout] 4 |     fs::File,
[INFO] [stdout] 5 |     io,
[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 0.32s
[INFO] running `Command { std: "docker" "inspect" "7a065f19a5318a070c480fc0e15bf4c86db973cb346b41ec5658e5577c26ced8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a065f19a5318a070c480fc0e15bf4c86db973cb346b41ec5658e5577c26ced8", kill_on_drop: false }`
[INFO] [stdout] 7a065f19a5318a070c480fc0e15bf4c86db973cb346b41ec5658e5577c26ced8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dfe125e3c67088bf149850e47e51f527979e0f1e32f831d53bc5cced20bec184
[INFO] running `Command { std: "docker" "start" "-a" "dfe125e3c67088bf149850e47e51f527979e0f1e32f831d53bc5cced20bec184", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `fs` and `io`
[INFO] [stdout] 
[INFO] [stderr]  --> src/server.rs:3:5
[INFO] [stdout] running 0 tests
[INFO] [stderr]   |
[INFO] [stdout] 
[INFO] [stderr] 3 |     fs,
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]   |     ^^
[INFO] [stdout] 
[INFO] [stderr] 4 |     fs::File,
[INFO] [stderr] 5 |     io,
[INFO] [stderr]   |     ^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `web_server` (bin "web_server" test) generated 1 warning (run `cargo fix --bin "web_server" -p web_server --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/web_server-60d4e188f37e1562)
[INFO] running `Command { std: "docker" "inspect" "dfe125e3c67088bf149850e47e51f527979e0f1e32f831d53bc5cced20bec184", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfe125e3c67088bf149850e47e51f527979e0f1e32f831d53bc5cced20bec184", kill_on_drop: false }`
[INFO] [stdout] dfe125e3c67088bf149850e47e51f527979e0f1e32f831d53bc5cced20bec184