[INFO] cloning repository https://github.com/KOBA789/bhcq
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/KOBA789/bhcq" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKOBA789%2Fbhcq", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKOBA789%2Fbhcq'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5bc07db0ac6f2c587605101998c59163d3da0487
[INFO] testing KOBA789/bhcq against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKOBA789%2Fbhcq" "/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/KOBA789/bhcq 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/KOBA789/bhcq
[INFO] finished tweaking git repo https://github.com/KOBA789/bhcq
[INFO] tweaked toml for git repo https://github.com/KOBA789/bhcq written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/KOBA789/bhcq 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bytes v0.5.2
[INFO] [stderr]   Downloaded tokio v0.2.4
[INFO] [stderr]   Downloaded nix v0.16.0
[INFO] [stderr]   Downloaded tokio-macros v0.2.0
[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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12a248be68cd852ff3e8608dfe79e3acb5a88f992ae9389df593531fde691c04
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "12a248be68cd852ff3e8608dfe79e3acb5a88f992ae9389df593531fde691c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12a248be68cd852ff3e8608dfe79e3acb5a88f992ae9389df593531fde691c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12a248be68cd852ff3e8608dfe79e3acb5a88f992ae9389df593531fde691c04", kill_on_drop: false }`
[INFO] [stdout] 12a248be68cd852ff3e8608dfe79e3acb5a88f992ae9389df593531fde691c04
[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=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] a1d2623dc2cf3afc884875621fe455ac6bcd8ac3b2af0d8883e37b10c0c4d33c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a1d2623dc2cf3afc884875621fe455ac6bcd8ac3b2af0d8883e37b10c0c4d33c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling nix v0.16.0
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pin-project-lite v0.1.1
[INFO] [stderr]    Compiling bytes v0.5.2
[INFO] [stderr]    Compiling dhcpv4 v0.1.0 (/opt/rustwide/workdir/dhcpv4)
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling tokio-macros v0.2.0
[INFO] [stderr]    Compiling tokio v0.2.4
[INFO] [stderr]    Compiling bhcq v0.1.0 (/opt/rustwide/workdir/bhcq)
[INFO] [stdout] warning: unused import: `tokio::prelude::*`
[INFO] [stdout]   --> bhcq/src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer`
[INFO] [stdout]   --> bhcq/src/main.rs:59:20
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let (read, peer) = sock.recv_from(&mut buf).await?;
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.92s
[INFO] running `Command { std: "docker" "inspect" "a1d2623dc2cf3afc884875621fe455ac6bcd8ac3b2af0d8883e37b10c0c4d33c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1d2623dc2cf3afc884875621fe455ac6bcd8ac3b2af0d8883e37b10c0c4d33c", kill_on_drop: false }`
[INFO] [stdout] a1d2623dc2cf3afc884875621fe455ac6bcd8ac3b2af0d8883e37b10c0c4d33c
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 56dc13ba59a497ea03146d8cafc69c73ac1be0d649ec9d30d34046f4b6b1133e
[INFO] running `Command { std: "docker" "start" "-a" "56dc13ba59a497ea03146d8cafc69c73ac1be0d649ec9d30d34046f4b6b1133e", kill_on_drop: false }`
[INFO] [stderr]    Compiling dhcpv4 v0.1.0 (/opt/rustwide/workdir/dhcpv4)
[INFO] [stderr]    Compiling bhcq v0.1.0 (/opt/rustwide/workdir/bhcq)
[INFO] [stdout] warning: unused import: `tokio::prelude::*`
[INFO] [stdout]   --> bhcq/src/main.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 | use tokio::prelude::*;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `peer`
[INFO] [stdout]   --> bhcq/src/main.rs:59:20
[INFO] [stdout]    |
[INFO] [stdout] 59 |         let (read, peer) = sock.recv_from(&mut buf).await?;
[INFO] [stdout]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "56dc13ba59a497ea03146d8cafc69c73ac1be0d649ec9d30d34046f4b6b1133e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56dc13ba59a497ea03146d8cafc69c73ac1be0d649ec9d30d34046f4b6b1133e", kill_on_drop: false }`
[INFO] [stdout] 56dc13ba59a497ea03146d8cafc69c73ac1be0d649ec9d30d34046f4b6b1133e
[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=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] 4f0734c0a3b69592845fa542921085620f20925f22bfafd2a348496e40b7c948
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4f0734c0a3b69592845fa542921085620f20925f22bfafd2a348496e40b7c948", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `tokio::prelude::*`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> bhcq/src/main.rs:10:5
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 10 | use tokio::prelude::*;
[INFO] [stdout] 
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `peer`
[INFO] [stderr]   --> bhcq/src/main.rs:59:20
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let (read, peer) = sock.recv_from(&mut buf).await?;
[INFO] [stderr]    |                    ^^^^ help: if this is intentional, prefix it with an underscore: `_peer`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bhcq-87dd68596a50aaf3)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dhcpv4-10b5ae20e556d87e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dhcpv4
[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] [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" "4f0734c0a3b69592845fa542921085620f20925f22bfafd2a348496e40b7c948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f0734c0a3b69592845fa542921085620f20925f22bfafd2a348496e40b7c948", kill_on_drop: false }`
[INFO] [stdout] 4f0734c0a3b69592845fa542921085620f20925f22bfafd2a348496e40b7c948