[INFO] cloning repository https://github.com/conorjmurphy/simple-rust-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/conorjmurphy/simple-rust-http-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconorjmurphy%2Fsimple-rust-http-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconorjmurphy%2Fsimple-rust-http-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4b8fabfe47d3f7d06fdef24262629cf6c51b46cc
[INFO] testing conorjmurphy/simple-rust-http-server against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconorjmurphy%2Fsimple-rust-http-server" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/conorjmurphy/simple-rust-http-server on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/conorjmurphy/simple-rust-http-server
[INFO] finished tweaking git repo https://github.com/conorjmurphy/simple-rust-http-server
[INFO] tweaked toml for git repo https://github.com/conorjmurphy/simple-rust-http-server written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/conorjmurphy/simple-rust-http-server already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f0387a19ad26279e1957679d095180b93267583baf88a3b50bcc24d07ab0569
[INFO] running `Command { std: "docker" "start" "-a" "7f0387a19ad26279e1957679d095180b93267583baf88a3b50bcc24d07ab0569", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f0387a19ad26279e1957679d095180b93267583baf88a3b50bcc24d07ab0569", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f0387a19ad26279e1957679d095180b93267583baf88a3b50bcc24d07ab0569", kill_on_drop: false }`
[INFO] [stdout] 7f0387a19ad26279e1957679d095180b93267583baf88a3b50bcc24d07ab0569
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8bfb83099c1b2bbcde238b83f8bfdc14bf174890da6bb6cccf6b4886b25ea41
[INFO] running `Command { std: "docker" "start" "-a" "d8bfb83099c1b2bbcde238b83f8bfdc14bf174890da6bb6cccf6b4886b25ea41", kill_on_drop: false }`
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/server.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn run(self, mut handler: impl Handler) {
[INFO] [stdout]    |                      ----^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "d8bfb83099c1b2bbcde238b83f8bfdc14bf174890da6bb6cccf6b4886b25ea41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8bfb83099c1b2bbcde238b83f8bfdc14bf174890da6bb6cccf6b4886b25ea41", kill_on_drop: false }`
[INFO] [stdout] d8bfb83099c1b2bbcde238b83f8bfdc14bf174890da6bb6cccf6b4886b25ea41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e5ae72c707410469498013b06bfcc26827c9756fec3f5996f21bc5179b99b9a
[INFO] running `Command { std: "docker" "start" "-a" "5e5ae72c707410469498013b06bfcc26827c9756fec3f5996f21bc5179b99b9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/server.rs:22:22
[INFO] [stdout]    |
[INFO] [stdout] 22 |     pub fn run(self, mut handler: impl Handler) {
[INFO] [stdout]    |                      ----^^^^^^^
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/server-0aede54284c99f35)
[INFO] running `Command { std: "docker" "inspect" "5e5ae72c707410469498013b06bfcc26827c9756fec3f5996f21bc5179b99b9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e5ae72c707410469498013b06bfcc26827c9756fec3f5996f21bc5179b99b9a", kill_on_drop: false }`
[INFO] [stdout] 5e5ae72c707410469498013b06bfcc26827c9756fec3f5996f21bc5179b99b9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e82d24ff33d2efcf2cabb3326ed25d30bd7ae247b4151194e922d2d48eddf4c5
[INFO] running `Command { std: "docker" "start" "-a" "e82d24ff33d2efcf2cabb3326ed25d30bd7ae247b4151194e922d2d48eddf4c5", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/server.rs:22:22
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub fn run(self, mut handler: impl Handler) {
[INFO] [stderr]    |                      ----^^^^^^^
[INFO] [stderr]    |                      |
[INFO] [stderr]    |                      help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `server` (bin "server" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/server-0aede54284c99f35)
[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" "e82d24ff33d2efcf2cabb3326ed25d30bd7ae247b4151194e922d2d48eddf4c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e82d24ff33d2efcf2cabb3326ed25d30bd7ae247b4151194e922d2d48eddf4c5", kill_on_drop: false }`
[INFO] [stdout] e82d24ff33d2efcf2cabb3326ed25d30bd7ae247b4151194e922d2d48eddf4c5