[INFO] cloning repository https://github.com/thinkier/tcp-h264-rtsp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thinkier/tcp-h264-rtsp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinkier%2Ftcp-h264-rtsp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinkier%2Ftcp-h264-rtsp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c3589debb4cf94d1a359a96e744f03f0109c2585
[INFO] checking thinkier/tcp-h264-rtsp against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinkier%2Ftcp-h264-rtsp" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thinkier/tcp-h264-rtsp on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thinkier/tcp-h264-rtsp
[INFO] finished tweaking git repo https://github.com/thinkier/tcp-h264-rtsp
[INFO] tweaked toml for git repo https://github.com/thinkier/tcp-h264-rtsp written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/thinkier/tcp-h264-rtsp 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c7ad4a1feb6023988eb1d5a24e77f45773a7144407add71c51ac0a76bfee6949
[INFO] running `Command { std: "docker" "start" "-a" "c7ad4a1feb6023988eb1d5a24e77f45773a7144407add71c51ac0a76bfee6949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c7ad4a1feb6023988eb1d5a24e77f45773a7144407add71c51ac0a76bfee6949", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7ad4a1feb6023988eb1d5a24e77f45773a7144407add71c51ac0a76bfee6949", kill_on_drop: false }`
[INFO] [stdout] c7ad4a1feb6023988eb1d5a24e77f45773a7144407add71c51ac0a76bfee6949
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abab2ca8fef6778df8c03bae6206d21b3a1fe80fe55f2d40ba4d4f69243687c0
[INFO] running `Command { std: "docker" "start" "-a" "abab2ca8fef6778df8c03bae6206d21b3a1fe80fe55f2d40ba4d4f69243687c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]     Checking tcp-h264-rtsp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `host` is never read
[INFO] [stdout]   --> src/model/config.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct ServerConfig {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 20 |     #[serde(default = "default_host")]
[INFO] [stdout] 21 |     pub host: IpAddr,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `host` is never read
[INFO] [stdout]   --> src/model/config.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct ServerConfig {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 20 |     #[serde(default = "default_host")]
[INFO] [stdout] 21 |     pub host: IpAddr,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.53s
[INFO] running `Command { std: "docker" "inspect" "abab2ca8fef6778df8c03bae6206d21b3a1fe80fe55f2d40ba4d4f69243687c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abab2ca8fef6778df8c03bae6206d21b3a1fe80fe55f2d40ba4d4f69243687c0", kill_on_drop: false }`
[INFO] [stdout] abab2ca8fef6778df8c03bae6206d21b3a1fe80fe55f2d40ba4d4f69243687c0
[INFO] checking thinkier/tcp-h264-rtsp against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthinkier%2Ftcp-h264-rtsp" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thinkier/tcp-h264-rtsp on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thinkier/tcp-h264-rtsp
[INFO] finished tweaking git repo https://github.com/thinkier/tcp-h264-rtsp
[INFO] tweaked toml for git repo https://github.com/thinkier/tcp-h264-rtsp written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/thinkier/tcp-h264-rtsp 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b0bfacd0a323e547eb897b8ab59e51f4c6e7af12eb11753edcf50477a489db0
[INFO] running `Command { std: "docker" "start" "-a" "1b0bfacd0a323e547eb897b8ab59e51f4c6e7af12eb11753edcf50477a489db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b0bfacd0a323e547eb897b8ab59e51f4c6e7af12eb11753edcf50477a489db0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b0bfacd0a323e547eb897b8ab59e51f4c6e7af12eb11753edcf50477a489db0", kill_on_drop: false }`
[INFO] [stdout] 1b0bfacd0a323e547eb897b8ab59e51f4c6e7af12eb11753edcf50477a489db0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6fa346a21ea02e401af4ad2a203ffe734b7eaad53c91433ab2c50a28232635fa
[INFO] running `Command { std: "docker" "start" "-a" "6fa346a21ea02e401af4ad2a203ffe734b7eaad53c91433ab2c50a28232635fa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling syn v1.0.84
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]     Checking tokio v1.15.0
[INFO] [stderr]     Checking tcp-h264-rtsp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `host` is never read
[INFO] [stdout]   --> src/model/config.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct ServerConfig {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 20 |     #[serde(default = "default_host")]
[INFO] [stdout] 21 |     pub host: IpAddr,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `host` is never read
[INFO] [stdout]   --> src/model/config.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 19 | pub struct ServerConfig {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 20 |     #[serde(default = "default_host")]
[INFO] [stdout] 21 |     pub host: IpAddr,
[INFO] [stdout]    |         ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.80s
[INFO] running `Command { std: "docker" "inspect" "6fa346a21ea02e401af4ad2a203ffe734b7eaad53c91433ab2c50a28232635fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fa346a21ea02e401af4ad2a203ffe734b7eaad53c91433ab2c50a28232635fa", kill_on_drop: false }`
[INFO] [stdout] 6fa346a21ea02e401af4ad2a203ffe734b7eaad53c91433ab2c50a28232635fa