[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#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpzmarzly%2Fffserver-daemon" "/workspace/builds/worker-81/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-81/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pzmarzly/ffserver-daemon on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-81/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9053610fde1e147e253976ade8efbcd403f79ef29c5a6ee7a181268f1319a5ae
[INFO] running `Command { std: "docker" "start" "-a" "9053610fde1e147e253976ade8efbcd403f79ef29c5a6ee7a181268f1319a5ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9053610fde1e147e253976ade8efbcd403f79ef29c5a6ee7a181268f1319a5ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9053610fde1e147e253976ade8efbcd403f79ef29c5a6ee7a181268f1319a5ae", kill_on_drop: false }`
[INFO] [stdout] 9053610fde1e147e253976ade8efbcd403f79ef29c5a6ee7a181268f1319a5ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b0c090d1f14cb26c3fc176f06d85d7d4cb5d0613069fd18a5a8df93a6bf5becc
[INFO] running `Command { std: "docker" "start" "-a" "b0c090d1f14cb26c3fc176f06d85d7d4cb5d0613069fd18a5a8df93a6bf5becc", 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 0.75s
[INFO] running `Command { std: "docker" "inspect" "b0c090d1f14cb26c3fc176f06d85d7d4cb5d0613069fd18a5a8df93a6bf5becc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c090d1f14cb26c3fc176f06d85d7d4cb5d0613069fd18a5a8df93a6bf5becc", kill_on_drop: false }`
[INFO] [stdout] b0c090d1f14cb26c3fc176f06d85d7d4cb5d0613069fd18a5a8df93a6bf5becc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8e1764082afed80c27bfdf4638f1acc39df02ea88db5f4dc506c94a089955126
[INFO] running `Command { std: "docker" "start" "-a" "8e1764082afed80c27bfdf4638f1acc39df02ea88db5f4dc506c94a089955126", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.59s
[INFO] running `Command { std: "docker" "inspect" "8e1764082afed80c27bfdf4638f1acc39df02ea88db5f4dc506c94a089955126", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e1764082afed80c27bfdf4638f1acc39df02ea88db5f4dc506c94a089955126", kill_on_drop: false }`
[INFO] [stdout] 8e1764082afed80c27bfdf4638f1acc39df02ea88db5f4dc506c94a089955126
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-81/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef154a0d2e5349ed1b41a18500ec383d1272c5db5353a4a97cf6b627c2008963
[INFO] running `Command { std: "docker" "start" "-a" "ef154a0d2e5349ed1b41a18500ec383d1272c5db5353a4a97cf6b627c2008963", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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: `ffserver-daemon` (bin "ffserver-daemon" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 28.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ffserver_daemon-0d15571ed6864b8a)
[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" "ef154a0d2e5349ed1b41a18500ec383d1272c5db5353a4a97cf6b627c2008963", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef154a0d2e5349ed1b41a18500ec383d1272c5db5353a4a97cf6b627c2008963", kill_on_drop: false }`
[INFO] [stdout] ef154a0d2e5349ed1b41a18500ec383d1272c5db5353a4a97cf6b627c2008963