[INFO] cloning repository https://github.com/dhylands/examplelib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dhylands/examplelib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhylands%2Fexamplelib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhylands%2Fexamplelib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 20e1c6bcd6dcfa85bee7096791c7ed58df624aab
[INFO] checking dhylands/examplelib against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdhylands%2Fexamplelib" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dhylands/examplelib on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dhylands/examplelib
[INFO] finished tweaking git repo https://github.com/dhylands/examplelib
[INFO] tweaked toml for git repo https://github.com/dhylands/examplelib written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/dhylands/examplelib already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9997696b2ca8502c0003d34dd9a5587e6c4bfb5454c01805ae7ecc29cd4cb842
[INFO] running `Command { std: "docker" "start" "-a" "9997696b2ca8502c0003d34dd9a5587e6c4bfb5454c01805ae7ecc29cd4cb842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9997696b2ca8502c0003d34dd9a5587e6c4bfb5454c01805ae7ecc29cd4cb842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9997696b2ca8502c0003d34dd9a5587e6c4bfb5454c01805ae7ecc29cd4cb842", kill_on_drop: false }`
[INFO] [stdout] 9997696b2ca8502c0003d34dd9a5587e6c4bfb5454c01805ae7ecc29cd4cb842
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 76c78b6310435ac614709ab876ec08f54b8c8a23dbad8de532419e165db7f339
[INFO] running `Command { std: "docker" "start" "-a" "76c78b6310435ac614709ab876ec08f54b8c8a23dbad8de532419e165db7f339", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking examplelib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]  --> src/blockrule.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     id: String,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tag`
[INFO] [stdout]  --> src/blockrule.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     tag: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `classes`
[INFO] [stdout]  --> src/blockrule.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     classes: Vec<String>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attrs`
[INFO] [stdout]  --> src/blockrule.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     attrs: HashMap<String, String>
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `id`
[INFO] [stdout]  --> src/blockrule.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     id: String,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `tag`
[INFO] [stdout]  --> src/blockrule.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     tag: String,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `classes`
[INFO] [stdout]  --> src/blockrule.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     classes: Vec<String>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `attrs`
[INFO] [stdout]  --> src/blockrule.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     attrs: HashMap<String, String>
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `view_state`
[INFO] [stdout]   --> examples/dump-views.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |     let view_state = ViewState::new();
[INFO] [stdout]    |         ^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_view_state`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "76c78b6310435ac614709ab876ec08f54b8c8a23dbad8de532419e165db7f339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76c78b6310435ac614709ab876ec08f54b8c8a23dbad8de532419e165db7f339", kill_on_drop: false }`
[INFO] [stdout] 76c78b6310435ac614709ab876ec08f54b8c8a23dbad8de532419e165db7f339