[INFO] fetching crate maid-sweeprs 0.5.1...
[INFO] testing maid-sweeprs-0.5.1 against 1.79.0 for beta-1.80-4
[INFO] extracting crate maid-sweeprs 0.5.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate maid-sweeprs 0.5.1 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 maid-sweeprs 0.5.1
[INFO] finished tweaking crates.io crate maid-sweeprs 0.5.1
[INFO] tweaked toml for crates.io crate maid-sweeprs 0.5.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate maid-sweeprs 0.5.1 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 }`
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[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_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" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "e86b95c9d559fb229c53d0c54dd5a46907793162813737cf7ab82245ffd8a322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e86b95c9d559fb229c53d0c54dd5a46907793162813737cf7ab82245ffd8a322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e86b95c9d559fb229c53d0c54dd5a46907793162813737cf7ab82245ffd8a322", kill_on_drop: false }`
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[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" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a37d169cd20cb559a39554e774c51005f2bc435255ac947c00c899fc3cb45397
[INFO] running `Command { std: "docker" "start" "-a" "a37d169cd20cb559a39554e774c51005f2bc435255ac947c00c899fc3cb45397", kill_on_drop: false }`
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[INFO] [stderr]    Compiling maid-sweeprs v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `client` is never read
[INFO] [stdout]  --> src/bin/maid/context.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MongoDBContext {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 7 |     pub client: Client,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/bin/maid/processor.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     Ok(Vec<String>),
[INFO] [stdout]    |     -- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 50 |     Ok(()),
[INFO] [stdout]    |        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3m 12s
[INFO] running `Command { std: "docker" "inspect" "a37d169cd20cb559a39554e774c51005f2bc435255ac947c00c899fc3cb45397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a37d169cd20cb559a39554e774c51005f2bc435255ac947c00c899fc3cb45397", kill_on_drop: false }`
[INFO] [stdout] a37d169cd20cb559a39554e774c51005f2bc435255ac947c00c899fc3cb45397
[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] 39f9a32fbba52459cd1eb1909f6fea2a6c732d5612229662fb1f1dc002bc3577
[INFO] running `Command { std: "docker" "start" "-a" "39f9a32fbba52459cd1eb1909f6fea2a6c732d5612229662fb1f1dc002bc3577", kill_on_drop: false }`
[INFO] [stderr]    Compiling maid-sweeprs v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `client` is never read
[INFO] [stdout]  --> src/bin/maid/context.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct MongoDBContext {
[INFO] [stdout]   |            -------------- field in this struct
[INFO] [stdout] 7 |     pub client: Client,
[INFO] [stdout]   |         ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/bin/maid/processor.rs:50:8
[INFO] [stdout]    |
[INFO] [stdout] 50 |     Ok(Vec<String>),
[INFO] [stdout]    |     -- ^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 50 |     Ok(()),
[INFO] [stdout]    |        ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "39f9a32fbba52459cd1eb1909f6fea2a6c732d5612229662fb1f1dc002bc3577", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39f9a32fbba52459cd1eb1909f6fea2a6c732d5612229662fb1f1dc002bc3577", kill_on_drop: false }`
[INFO] [stdout] 39f9a32fbba52459cd1eb1909f6fea2a6c732d5612229662fb1f1dc002bc3577
[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] 232462b1432d825948cfdebf777621986551f897fec8e3d60e6edd0153ae73ee
[INFO] running `Command { std: "docker" "start" "-a" "232462b1432d825948cfdebf777621986551f897fec8e3d60e6edd0153ae73ee", kill_on_drop: false }`
[INFO] [stderr] warning: field `client` is never read
[INFO] [stderr]  --> src/bin/maid/context.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct MongoDBContext {
[INFO] [stderr]   |            -------------- field in this struct
[INFO] [stderr] 7 |     pub client: Client,
[INFO] [stderr]   |         ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> src/bin/maid/processor.rs:50:8
[INFO] [stderr]    |
[INFO] [stderr] 50 |     Ok(Vec<String>),
[INFO] [stderr]    |     -- ^^^^^^^^^^^
[INFO] [stderr]    |     |
[INFO] [stderr]    |     field in this variant
[INFO] [stderr]    |
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 50 |     Ok(()),
[INFO] [stderr]    |        ~~
[INFO] [stderr] 
[INFO] [stderr] warning: `maid-sweeprs` (bin "maid" test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/bin/maid/main.rs (/opt/rustwide/target/debug/deps/maid-c73eb16d14b9472c)
[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" "232462b1432d825948cfdebf777621986551f897fec8e3d60e6edd0153ae73ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "232462b1432d825948cfdebf777621986551f897fec8e3d60e6edd0153ae73ee", kill_on_drop: false }`
[INFO] [stdout] 232462b1432d825948cfdebf777621986551f897fec8e3d60e6edd0153ae73ee