[INFO] cloning repository https://github.com/adamchalmers/dingo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adamchalmers/dingo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamchalmers%2Fdingo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamchalmers%2Fdingo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a2ef5597b8e737e48bf797f3511b62efbb9824a4
[INFO] building adamchalmers/dingo against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamchalmers%2Fdingo" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adamchalmers/dingo on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/adamchalmers/dingo
[INFO] finished tweaking git repo https://github.com/adamchalmers/dingo
[INFO] tweaked toml for git repo https://github.com/adamchalmers/dingo written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/adamchalmers/dingo 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9cfe1ad4708d199fed1f17954bb81499d6292628633b233d7d031cd54f620c51
[INFO] running `Command { std: "docker" "start" "-a" "9cfe1ad4708d199fed1f17954bb81499d6292628633b233d7d031cd54f620c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cfe1ad4708d199fed1f17954bb81499d6292628633b233d7d031cd54f620c51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cfe1ad4708d199fed1f17954bb81499d6292628633b233d7d031cd54f620c51", kill_on_drop: false }`
[INFO] [stdout] 9cfe1ad4708d199fed1f17954bb81499d6292628633b233d7d031cd54f620c51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ccc40ac63d5444024936cc0aa0d8585384b90c51dfd66475f1635f7f8dfb513
[INFO] running `Command { std: "docker" "start" "-a" "5ccc40ac63d5444024936cc0aa0d8585384b90c51dfd66475f1635f7f8dfb513", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling wyz v0.5.0
[INFO] [stderr]    Compiling bitvec v1.0.0
[INFO] [stderr]    Compiling getrandom v0.2.4
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling dingo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `name` and `class` are never read
[INFO] [stdout]  --> src/message/record.rs:8:9
[INFO] [stdout]   |
[INFO] [stdout] 7 | pub struct Record {
[INFO] [stdout]   |            ------ fields in this struct
[INFO] [stdout] 8 |     pub name: String,
[INFO] [stdout]   |         ^^^^
[INFO] [stdout] 9 |     pub class: Class,
[INFO] [stdout]   |         ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Record` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `mname`, `rname`, `serial`, `refresh`, `retry`, and `expire` are never read
[INFO] [stdout]   --> src/message/record.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct SoaData {
[INFO] [stdout]    |            ------- fields in this struct
[INFO] [stdout] 52 |     /// name server that was the original or primary source of data for this zone.
[INFO] [stdout] 53 |     pub mname: String,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 54 |     /// mailbox of the person responsible for this zone.
[INFO] [stdout] 55 |     pub rname: String,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub serial: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 61 |     /// time interval before the zone should be refreshed.
[INFO] [stdout] 62 |     pub refresh: u32,
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 63 |     /// time interval that should elapse before a failed refresh should be retried.
[INFO] [stdout] 64 |     pub retry: u32,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout] 65 |     /// upper limit on the time interval that can elapse before the zone is no longer authoritative.
[INFO] [stdout] 66 |     pub expire: u32,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SoaData` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.68s
[INFO] running `Command { std: "docker" "inspect" "5ccc40ac63d5444024936cc0aa0d8585384b90c51dfd66475f1635f7f8dfb513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ccc40ac63d5444024936cc0aa0d8585384b90c51dfd66475f1635f7f8dfb513", kill_on_drop: false }`
[INFO] [stdout] 5ccc40ac63d5444024936cc0aa0d8585384b90c51dfd66475f1635f7f8dfb513
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51da4a7ef46c68e37d53401b30bb2247bf6e5b2b2d2652ffa421c1b86fd87948
[INFO] running `Command { std: "docker" "start" "-a" "51da4a7ef46c68e37d53401b30bb2247bf6e5b2b2d2652ffa421c1b86fd87948", kill_on_drop: false }`
[INFO] [stderr]    Compiling dingo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "51da4a7ef46c68e37d53401b30bb2247bf6e5b2b2d2652ffa421c1b86fd87948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51da4a7ef46c68e37d53401b30bb2247bf6e5b2b2d2652ffa421c1b86fd87948", kill_on_drop: false }`
[INFO] [stdout] 51da4a7ef46c68e37d53401b30bb2247bf6e5b2b2d2652ffa421c1b86fd87948