[INFO] fetching crate dogtail 0.1.0...
[INFO] testing dogtail-0.1.0 against 1.79.0 for beta-1.80-4
[INFO] extracting crate dogtail 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate dogtail 0.1.0 on toolchain 1.79.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.79.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dogtail 0.1.0
[INFO] finished tweaking crates.io crate dogtail 0.1.0
[INFO] tweaked toml for crates.io crate dogtail 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate dogtail 0.1.0 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" "+1.79.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
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[INFO] [stderr]    Compiling dogtail v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `limit` and `period` are never read
[INFO] [stdout]    --> src/main.rs:443:5
[INFO] [stdout]     |
[INFO] [stdout] 442 | struct RateLimitStatus {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] 443 |     limit: u32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 444 |     period: Duration,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RateLimitStatus` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 01s
[INFO] running `Command { std: "docker" "inspect" "d678411a51b9add8c68f32cb66ceb5ab8cd6dfd6c54768671b22d74f8fe082e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d678411a51b9add8c68f32cb66ceb5ab8cd6dfd6c54768671b22d74f8fe082e2", kill_on_drop: false }`
[INFO] [stdout] d678411a51b9add8c68f32cb66ceb5ab8cd6dfd6c54768671b22d74f8fe082e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d10f315446247b81a37cb05ef5f6cbbe021a5e515ef2c0e0e100432daf01d29e
[INFO] running `Command { std: "docker" "start" "-a" "d10f315446247b81a37cb05ef5f6cbbe021a5e515ef2c0e0e100432daf01d29e", kill_on_drop: false }`
[INFO] [stderr]    Compiling dogtail v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `limit` and `period` are never read
[INFO] [stdout]    --> src/main.rs:443:5
[INFO] [stdout]     |
[INFO] [stdout] 442 | struct RateLimitStatus {
[INFO] [stdout]     |        --------------- fields in this struct
[INFO] [stdout] 443 |     limit: u32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 444 |     period: Duration,
[INFO] [stdout]     |     ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `RateLimitStatus` 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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "d10f315446247b81a37cb05ef5f6cbbe021a5e515ef2c0e0e100432daf01d29e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d10f315446247b81a37cb05ef5f6cbbe021a5e515ef2c0e0e100432daf01d29e", kill_on_drop: false }`
[INFO] [stdout] d10f315446247b81a37cb05ef5f6cbbe021a5e515ef2c0e0e100432daf01d29e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+1.79.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bfa7712d8e4aa57bc7e564213825aa493de35553ec11eb551d193c51b2bfe080
[INFO] running `Command { std: "docker" "start" "-a" "bfa7712d8e4aa57bc7e564213825aa493de35553ec11eb551d193c51b2bfe080", kill_on_drop: false }`
[INFO] [stderr] warning: fields `limit` and `period` are never read
[INFO] [stderr]    --> src/main.rs:443:5
[INFO] [stderr]     |
[INFO] [stderr] 442 | struct RateLimitStatus {
[INFO] [stderr]     |        --------------- fields in this struct
[INFO] [stderr] 443 |     limit: u32,
[INFO] [stderr]     |     ^^^^^
[INFO] [stderr] 444 |     period: Duration,
[INFO] [stderr]     |     ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `RateLimitStatus` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dogtail` (bin "dogtail" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/dogtail-9d24b18a97fe944c)
[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" "bfa7712d8e4aa57bc7e564213825aa493de35553ec11eb551d193c51b2bfe080", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bfa7712d8e4aa57bc7e564213825aa493de35553ec11eb551d193c51b2bfe080", kill_on_drop: false }`
[INFO] [stdout] bfa7712d8e4aa57bc7e564213825aa493de35553ec11eb551d193c51b2bfe080