[INFO] fetching crate hana-server 0.1.7...
[INFO] testing hana-server-0.1.7 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate hana-server 0.1.7 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hana-server 0.1.7 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hana-server 0.1.7
[INFO] finished tweaking crates.io crate hana-server 0.1.7
[INFO] tweaked toml for crates.io crate hana-server 0.1.7 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fcdc2c9fb5f8cfcc80f680a2853235028c2d28e1a7537279bee0fe74cf6c96a
[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" "8fcdc2c9fb5f8cfcc80f680a2853235028c2d28e1a7537279bee0fe74cf6c96a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fcdc2c9fb5f8cfcc80f680a2853235028c2d28e1a7537279bee0fe74cf6c96a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fcdc2c9fb5f8cfcc80f680a2853235028c2d28e1a7537279bee0fe74cf6c96a", kill_on_drop: false }`
[INFO] [stdout] 8fcdc2c9fb5f8cfcc80f680a2853235028c2d28e1a7537279bee0fe74cf6c96a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 960dd6aa898eddcb8af61d7453d4299478bdca6c15a31e07bebc176bc31a270e
[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" "960dd6aa898eddcb8af61d7453d4299478bdca6c15a31e07bebc176bc31a270e", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling bitflags v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling pnet_base v0.27.2
[INFO] [stderr]    Compiling pnet v0.27.2
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling bytes v0.6.0
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling syntex_pos v0.42.0
[INFO] [stderr]    Compiling pnet_sys v0.27.2
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling pnet_macros_support v0.27.2
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling syntex_errors v0.42.0
[INFO] [stderr]    Compiling syntex_syntax v0.42.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling dns-message-parser v0.4.2
[INFO] [stderr]    Compiling syntex v0.42.2
[INFO] [stderr]    Compiling pnet_macros v0.27.2
[INFO] [stderr]    Compiling ipnetwork v0.17.0
[INFO] [stderr]    Compiling hana-types v0.1.0
[INFO] [stderr]    Compiling serde_json v1.0.71
[INFO] [stderr]    Compiling pnet_packet v0.27.2
[INFO] [stderr]    Compiling pnet_datalink v0.27.2
[INFO] [stderr]    Compiling pnet_transport v0.27.2
[INFO] [stderr]    Compiling hana-server v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/udp_server.rs:73:27
[INFO] [stdout]    |
[INFO] [stdout] 73 |         match Dns::decode(packet) {
[INFO] [stdout]    |                           ^^^^^^ expected struct `bytes::bytes::Bytes`, found struct `bytes::Bytes`
[INFO] [stdout]    |
[INFO] [stdout]    = note: perhaps two different versions of crate `bytes` are being used?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hana-server` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "960dd6aa898eddcb8af61d7453d4299478bdca6c15a31e07bebc176bc31a270e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "960dd6aa898eddcb8af61d7453d4299478bdca6c15a31e07bebc176bc31a270e", kill_on_drop: false }`
[INFO] [stdout] 960dd6aa898eddcb8af61d7453d4299478bdca6c15a31e07bebc176bc31a270e