[INFO] cloning repository https://github.com/FrankBro/lambda-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FrankBro/lambda-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrankBro%2Flambda-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrankBro%2Flambda-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 34b0192c1181c31ec5ff56aa18e6a4346c8a8bf0
[INFO] checking FrankBro/lambda-rs against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFrankBro%2Flambda-rs" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FrankBro/lambda-rs on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FrankBro/lambda-rs
[INFO] finished tweaking git repo https://github.com/FrankBro/lambda-rs
[INFO] tweaked toml for git repo https://github.com/FrankBro/lambda-rs written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/FrankBro/lambda-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bea0c93484f7a15a219b9467cdb279230317b848932f67e943e4e7129471c0f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4bea0c93484f7a15a219b9467cdb279230317b848932f67e943e4e7129471c0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bea0c93484f7a15a219b9467cdb279230317b848932f67e943e4e7129471c0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bea0c93484f7a15a219b9467cdb279230317b848932f67e943e4e7129471c0f", kill_on_drop: false }`
[INFO] [stdout] 4bea0c93484f7a15a219b9467cdb279230317b848932f67e943e4e7129471c0f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00818ad7148317f8eb391f10ed0418509d4dff25ebb1680ac18c7df675cc94f0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "00818ad7148317f8eb391f10ed0418509d4dff25ebb1680ac18c7df675cc94f0", kill_on_drop: false }`
[INFO] [stderr]     Checking lambda-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]  --> src/expr.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     Var(Name),
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Call`
[INFO] [stdout]  --> src/expr.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     Call(Box<Expr>, Vec<Expr>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Fun`
[INFO] [stdout]  --> src/expr.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     Fun(Vec<Name>, Box<Expr>),
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Let`
[INFO] [stdout]   --> src/expr.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     Let(Name, Box<Expr>, Box<Expr>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Const`
[INFO] [stdout]   --> src/expr.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     Const(Name),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `App`
[INFO] [stdout]   --> src/expr.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     App(Box<Type>, Vec<Type>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Arrow`
[INFO] [stdout]   --> src/expr.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     Arrow(Vec<Type>, Box<Type>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Var`
[INFO] [stdout]   --> src/expr.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     Var(TypeVar),
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Unbound`
[INFO] [stdout]   --> src/expr.rs:90:5
[INFO] [stdout]    |
[INFO] [stdout] 90 |     Unbound(Id, Level),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Link`
[INFO] [stdout]   --> src/expr.rs:91:5
[INFO] [stdout]    |
[INFO] [stdout] 91 |     Link(Rc<Type>),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Generic`
[INFO] [stdout]   --> src/expr.rs:92:5
[INFO] [stdout]    |
[INFO] [stdout] 92 |     Generic(Id),
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "00818ad7148317f8eb391f10ed0418509d4dff25ebb1680ac18c7df675cc94f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00818ad7148317f8eb391f10ed0418509d4dff25ebb1680ac18c7df675cc94f0", kill_on_drop: false }`
[INFO] [stdout] 00818ad7148317f8eb391f10ed0418509d4dff25ebb1680ac18c7df675cc94f0