[INFO] cloning repository https://github.com/tgenov/eff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tgenov/eff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftgenov%2Feff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftgenov%2Feff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 63aa6e5b9922d86a5efd5926046287cd59781141
[INFO] checking tgenov/eff against master#cf79d034aa3d8f396d407aafce6f1ccd818e710e for pr-155657-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftgenov%2Feff" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tgenov/eff
[INFO] finished tweaking git repo https://github.com/tgenov/eff
[INFO] tweaked toml for git repo https://github.com/tgenov/eff written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tgenov/eff on toolchain cf79d034aa3d8f396d407aafce6f1ccd818e710e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tgenov/eff 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" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 926e5f3a04a93d4e638c940016eac9d8024550fcab515de96c1d9765cbb450a3
[INFO] running `Command { std: "docker" "start" "-a" "926e5f3a04a93d4e638c940016eac9d8024550fcab515de96c1d9765cbb450a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "926e5f3a04a93d4e638c940016eac9d8024550fcab515de96c1d9765cbb450a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "926e5f3a04a93d4e638c940016eac9d8024550fcab515de96c1d9765cbb450a3", kill_on_drop: false }`
[INFO] [stdout] 926e5f3a04a93d4e638c940016eac9d8024550fcab515de96c1d9765cbb450a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+cf79d034aa3d8f396d407aafce6f1ccd818e710e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dc5a95b75efca698ac24d90e7a499e0d2a352b3366705a488e4def0eba655ab
[INFO] running `Command { std: "docker" "start" "-a" "2dc5a95b75efca698ac24d90e7a499e0d2a352b3366705a488e4def0eba655ab", kill_on_drop: false }`
[INFO] [stderr]     Checking eff v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `priority` is never read
[INFO] [stdout]   --> examples/pipelines2.rs:41:5
[INFO] [stdout]    |
[INFO] [stdout] 38 | struct ValidWork {
[INFO] [stdout]    |        --------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 41 |     priority: u8,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ValidWork` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `result` and `bytes_processed` are never read
[INFO] [stdout]   --> examples/pipelines2.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 45 | struct ProcessedWork {
[INFO] [stdout]    |        ------------- fields in this struct
[INFO] [stdout] 46 |     id: u32,
[INFO] [stdout] 47 |     result: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 48 |     bytes_processed: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ProcessedWork` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> examples/pipelines2.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 58 | struct Notification {
[INFO] [stdout]    |        ------------ field in this struct
[INFO] [stdout] 59 |     id: u32,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Notification` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "2dc5a95b75efca698ac24d90e7a499e0d2a352b3366705a488e4def0eba655ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dc5a95b75efca698ac24d90e7a499e0d2a352b3366705a488e4def0eba655ab", kill_on_drop: false }`
[INFO] [stdout] 2dc5a95b75efca698ac24d90e7a499e0d2a352b3366705a488e4def0eba655ab
