[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] checking adamchalmers/dingo/a2ef5597b8e737e48bf797f3511b62efbb9824a4 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamchalmers%2Fdingo" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adamchalmers/dingo on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "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-1-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wyz v0.5.0
[INFO] [stderr]   Downloaded bitvec v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d6cd78c8c4fe260c65094b1ebac7d6e1d280e63e7e245a56589461c2c8a61de
[INFO] running `Command { std: "docker" "start" "-a" "7d6cd78c8c4fe260c65094b1ebac7d6e1d280e63e7e245a56589461c2c8a61de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d6cd78c8c4fe260c65094b1ebac7d6e1d280e63e7e245a56589461c2c8a61de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d6cd78c8c4fe260c65094b1ebac7d6e1d280e63e7e245a56589461c2c8a61de", kill_on_drop: false }`
[INFO] [stdout] 7d6cd78c8c4fe260c65094b1ebac7d6e1d280e63e7e245a56589461c2c8a61de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 034e7cb357167c10f8eeb373429bc72d2828c256e015800b28fe453d3d8d1e89
[INFO] running `Command { std: "docker" "start" "-a" "034e7cb357167c10f8eeb373429bc72d2828c256e015800b28fe453d3d8d1e89", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling anyhow v1.0.53
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]     Checking pico-args v0.4.2
[INFO] [stderr]     Checking ascii v1.0.0
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]     Checking wyz v0.5.0
[INFO] [stderr]     Checking bitvec v1.0.0
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking 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] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.11s
[INFO] running `Command { std: "docker" "inspect" "034e7cb357167c10f8eeb373429bc72d2828c256e015800b28fe453d3d8d1e89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "034e7cb357167c10f8eeb373429bc72d2828c256e015800b28fe453d3d8d1e89", kill_on_drop: false }`
[INFO] [stdout] 034e7cb357167c10f8eeb373429bc72d2828c256e015800b28fe453d3d8d1e89