[INFO] cloning repository https://github.com/pzmarzly/ffserver-daemon
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pzmarzly/ffserver-daemon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpzmarzly%2Fffserver-daemon", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpzmarzly%2Fffserver-daemon'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1da703bfde9571e378475fd1e25b89318d7f744a
[INFO] testing pzmarzly/ffserver-daemon against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpzmarzly%2Fffserver-daemon" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pzmarzly/ffserver-daemon on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pzmarzly/ffserver-daemon
[INFO] finished tweaking git repo https://github.com/pzmarzly/ffserver-daemon
[INFO] tweaked toml for git repo https://github.com/pzmarzly/ffserver-daemon written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/pzmarzly/ffserver-daemon already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9c8974b8d7946414dfe69bda2f4c4fa5f304949dc5a01e6e0c9b04a16f6164e
[INFO] running `Command { std: "docker" "start" "-a" "e9c8974b8d7946414dfe69bda2f4c4fa5f304949dc5a01e6e0c9b04a16f6164e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9c8974b8d7946414dfe69bda2f4c4fa5f304949dc5a01e6e0c9b04a16f6164e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9c8974b8d7946414dfe69bda2f4c4fa5f304949dc5a01e6e0c9b04a16f6164e", kill_on_drop: false }`
[INFO] [stdout] e9c8974b8d7946414dfe69bda2f4c4fa5f304949dc5a01e6e0c9b04a16f6164e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a4f4d14355ff693ee8abe8eaf5f44c5980a82a561557df66e105e0ff5350cab
[INFO] running `Command { std: "docker" "start" "-a" "9a4f4d14355ff693ee8abe8eaf5f44c5980a82a561557df66e105e0ff5350cab", kill_on_drop: false }`
[INFO] [stderr]    Compiling ffserver-daemon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:84:23
[INFO] [stdout]    |
[INFO] [stdout] 84 |             if let Ok(mut remote) = remote {
[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 0.76s
[INFO] running `Command { std: "docker" "inspect" "9a4f4d14355ff693ee8abe8eaf5f44c5980a82a561557df66e105e0ff5350cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a4f4d14355ff693ee8abe8eaf5f44c5980a82a561557df66e105e0ff5350cab", kill_on_drop: false }`
[INFO] [stdout] 9a4f4d14355ff693ee8abe8eaf5f44c5980a82a561557df66e105e0ff5350cab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8d5a993ec49e04a845d5409dc45aad620a61b067b7876a4b4f751de82a819a18
[INFO] running `Command { std: "docker" "start" "-a" "8d5a993ec49e04a845d5409dc45aad620a61b067b7876a4b4f751de82a819a18", kill_on_drop: false }`
[INFO] [stderr]    Compiling ffserver-daemon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:84:23
[INFO] [stdout]    |
[INFO] [stdout] 84 |             if let Ok(mut remote) = remote {
[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 0.67s
[INFO] running `Command { std: "docker" "inspect" "8d5a993ec49e04a845d5409dc45aad620a61b067b7876a4b4f751de82a819a18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d5a993ec49e04a845d5409dc45aad620a61b067b7876a4b4f751de82a819a18", kill_on_drop: false }`
[INFO] [stdout] 8d5a993ec49e04a845d5409dc45aad620a61b067b7876a4b4f751de82a819a18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a2ad320aa5fa8d46a9a5cd959c3383dd4ae3d609fd6028b10001d046161c51c0
[INFO] running `Command { std: "docker" "start" "-a" "a2ad320aa5fa8d46a9a5cd959c3383dd4ae3d609fd6028b10001d046161c51c0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:84:23
[INFO] [stderr]    |
[INFO] [stderr] 84 |             if let Ok(mut remote) = remote {
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.68s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ffserver_daemon-5408c92ab8465884)
[INFO] running `Command { std: "docker" "inspect" "a2ad320aa5fa8d46a9a5cd959c3383dd4ae3d609fd6028b10001d046161c51c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2ad320aa5fa8d46a9a5cd959c3383dd4ae3d609fd6028b10001d046161c51c0", kill_on_drop: false }`
[INFO] [stdout] a2ad320aa5fa8d46a9a5cd959c3383dd4ae3d609fd6028b10001d046161c51c0