[INFO] cloning repository https://github.com/Aestial/rust-udp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Aestial/rust-udp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAestial%2Frust-udp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAestial%2Frust-udp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 863df9f4cd392d2284d07b88b0f53d99629de57b
[INFO] checking Aestial/rust-udp against try#7424ce9ff9baac3e9d9f5dd3c85828cddea0134d for pr-136776-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAestial%2Frust-udp" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Aestial/rust-udp
[INFO] finished tweaking git repo https://github.com/Aestial/rust-udp
[INFO] tweaked toml for git repo https://github.com/Aestial/rust-udp written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Aestial/rust-udp on toolchain 7424ce9ff9baac3e9d9f5dd3c85828cddea0134d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Aestial/rust-udp 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" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6640faaebcbaf96f469465c4b71b26ca9a2b33157b459dde2b2ee85c62dfbb9
[INFO] running `Command { std: "docker" "start" "-a" "b6640faaebcbaf96f469465c4b71b26ca9a2b33157b459dde2b2ee85c62dfbb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6640faaebcbaf96f469465c4b71b26ca9a2b33157b459dde2b2ee85c62dfbb9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6640faaebcbaf96f469465c4b71b26ca9a2b33157b459dde2b2ee85c62dfbb9", kill_on_drop: false }`
[INFO] [stdout] b6640faaebcbaf96f469465c4b71b26ca9a2b33157b459dde2b2ee85c62dfbb9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:94a0c148923f5b2b52a63ef0eeb1882ad339ab61bce784c8077cbe41c61feb6c" "/opt/rustwide/cargo-home/bin/cargo" "+7424ce9ff9baac3e9d9f5dd3c85828cddea0134d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ab76f2902b510e0e8fa3c1cce78d314abd312b4e1ce42a88e5fbc4c5e254180
[INFO] running `Command { std: "docker" "start" "-a" "2ab76f2902b510e0e8fa3c1cce78d314abd312b4e1ce42a88e5fbc4c5e254180", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking simple-udp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `random_signal` is never used
[INFO] [stdout]  --> src/bin/sender.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn random_signal(_t: f64) -> u8 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `random_signal` is never used
[INFO] [stdout]  --> src/bin/sender.rs:9:4
[INFO] [stdout]   |
[INFO] [stdout] 9 | fn random_signal(_t: f64) -> u8 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.48s
[INFO] running `Command { std: "docker" "inspect" "2ab76f2902b510e0e8fa3c1cce78d314abd312b4e1ce42a88e5fbc4c5e254180", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ab76f2902b510e0e8fa3c1cce78d314abd312b4e1ce42a88e5fbc4c5e254180", kill_on_drop: false }`
[INFO] [stdout] 2ab76f2902b510e0e8fa3c1cce78d314abd312b4e1ce42a88e5fbc4c5e254180
