Dec 17 22:03:21.487 INFO checking jparoz/huck against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 22:03:21.487 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/jparoz/huck:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 22:03:21.924 INFO [stdout] b3c6ffed5f275cef87f21ff01d3f545957b7e006544d5bb9e8d01cb8b4298daf
Dec 17 22:03:21.930 INFO running `"docker" "start" "-a" "b3c6ffed5f275cef87f21ff01d3f545957b7e006544d5bb9e8d01cb8b4298daf"`
Dec 17 22:03:23.328 INFO [stderr]     Checking huck v0.1.0 (/opt/crater/workdir)
Dec 17 22:03:23.848 INFO [stderr] warning: variant is never constructed: `TypeSignature`
Dec 17 22:03:23.848 INFO [stderr]   --> src/ast.rs:18:5
Dec 17 22:03:23.848 INFO [stderr]    |
Dec 17 22:03:23.848 INFO [stderr] 18 |     TypeSignature { names: Vec<&'a str>, typ: Type<'a> },
Dec 17 22:03:23.848 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:03:23.848 INFO [stderr]    |
Dec 17 22:03:23.848 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 22:03:23.849 INFO [stderr] 
Dec 17 22:03:23.849 INFO [stderr] warning: variant is never constructed: `Lit`
Dec 17 22:03:23.849 INFO [stderr]   --> src/ast.rs:24:5
Dec 17 22:03:23.849 INFO [stderr]    |
Dec 17 22:03:23.849 INFO [stderr] 24 |     Lit(Literal),
Dec 17 22:03:23.849 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 17 22:03:23.849 INFO [stderr] 
Dec 17 22:03:23.849 INFO [stderr] warning: variant is never constructed: `Var`
Dec 17 22:03:23.849 INFO [stderr]   --> src/ast.rs:25:5
Dec 17 22:03:23.849 INFO [stderr]    |
Dec 17 22:03:23.849 INFO [stderr] 25 |     Var(&'a str),
Dec 17 22:03:23.849 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 17 22:03:23.849 INFO [stderr] 
Dec 17 22:03:23.849 INFO [stderr] warning: variant is never constructed: `Lam`
Dec 17 22:03:23.849 INFO [stderr]   --> src/ast.rs:26:5
Dec 17 22:03:23.849 INFO [stderr]    |
Dec 17 22:03:23.849 INFO [stderr] 26 |     Lam(Lambda<'a>),
Dec 17 22:03:23.849 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 17 22:03:23.849 INFO [stderr] 
Dec 17 22:03:23.849 INFO [stderr] warning: variant is never constructed: `App`
Dec 17 22:03:23.849 INFO [stderr]   --> src/ast.rs:27:5
Dec 17 22:03:23.849 INFO [stderr]    |
Dec 17 22:03:23.849 INFO [stderr] 27 |     App(Box<Expr<'a>>, Box<Expr<'a>>),
Dec 17 22:03:23.849 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:03:23.849 INFO [stderr] 
Dec 17 22:03:23.849 INFO [stderr] warning: variant is never constructed: `Var`
Dec 17 22:03:23.849 INFO [stderr]   --> src/ast.rs:38:5
Dec 17 22:03:23.849 INFO [stderr]    |
Dec 17 22:03:23.849 INFO [stderr] 38 |     Var(&'a str),
Dec 17 22:03:23.849 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 17 22:03:23.849 INFO [stderr] 
Dec 17 22:03:23.849 INFO [stderr] warning: variant is never constructed: `Concrete`
Dec 17 22:03:23.849 INFO [stderr]   --> src/ast.rs:39:5
Dec 17 22:03:23.849 INFO [stderr]    |
Dec 17 22:03:23.849 INFO [stderr] 39 |     Concrete(&'a str),
Dec 17 22:03:23.849 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 17 22:03:23.849 INFO [stderr] 
Dec 17 22:03:23.849 INFO [stderr] warning: variant is never constructed: `App`
Dec 17 22:03:23.849 INFO [stderr]   --> src/ast.rs:40:5
Dec 17 22:03:23.849 INFO [stderr]    |
Dec 17 22:03:23.849 INFO [stderr] 40 |     App(Box<Type<'a>>, Box<Type<'a>>),
Dec 17 22:03:23.849 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:03:23.849 INFO [stderr] 
Dec 17 22:03:24.204 INFO [stderr] warning: variant is never constructed: `TypeSignature`
Dec 17 22:03:24.204 INFO [stderr]   --> src/ast.rs:18:5
Dec 17 22:03:24.204 INFO [stderr]    |
Dec 17 22:03:24.204 INFO [stderr] 18 |     TypeSignature { names: Vec<&'a str>, typ: Type<'a> },
Dec 17 22:03:24.204 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:03:24.204 INFO [stderr]    |
Dec 17 22:03:24.204 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 22:03:24.204 INFO [stderr] 
Dec 17 22:03:24.204 INFO [stderr] warning: variant is never constructed: `Lit`
Dec 17 22:03:24.204 INFO [stderr]   --> src/ast.rs:24:5
Dec 17 22:03:24.204 INFO [stderr]    |
Dec 17 22:03:24.204 INFO [stderr] 24 |     Lit(Literal),
Dec 17 22:03:24.204 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 17 22:03:24.205 INFO [stderr] 
Dec 17 22:03:24.205 INFO [stderr] warning: variant is never constructed: `Var`
Dec 17 22:03:24.205 INFO [stderr]   --> src/ast.rs:25:5
Dec 17 22:03:24.205 INFO [stderr]    |
Dec 17 22:03:24.205 INFO [stderr] 25 |     Var(&'a str),
Dec 17 22:03:24.205 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 17 22:03:24.205 INFO [stderr] 
Dec 17 22:03:24.205 INFO [stderr] warning: variant is never constructed: `Lam`
Dec 17 22:03:24.205 INFO [stderr]   --> src/ast.rs:26:5
Dec 17 22:03:24.205 INFO [stderr]    |
Dec 17 22:03:24.205 INFO [stderr] 26 |     Lam(Lambda<'a>),
Dec 17 22:03:24.205 INFO [stderr]    |     ^^^^^^^^^^^^^^^
Dec 17 22:03:24.205 INFO [stderr] 
Dec 17 22:03:24.205 INFO [stderr] warning: variant is never constructed: `App`
Dec 17 22:03:24.205 INFO [stderr]   --> src/ast.rs:27:5
Dec 17 22:03:24.205 INFO [stderr]    |
Dec 17 22:03:24.205 INFO [stderr] 27 |     App(Box<Expr<'a>>, Box<Expr<'a>>),
Dec 17 22:03:24.205 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:03:24.205 INFO [stderr] 
Dec 17 22:03:24.205 INFO [stderr] warning: variant is never constructed: `Var`
Dec 17 22:03:24.205 INFO [stderr]   --> src/ast.rs:38:5
Dec 17 22:03:24.205 INFO [stderr]    |
Dec 17 22:03:24.205 INFO [stderr] 38 |     Var(&'a str),
Dec 17 22:03:24.205 INFO [stderr]    |     ^^^^^^^^^^^^
Dec 17 22:03:24.205 INFO [stderr] 
Dec 17 22:03:24.205 INFO [stderr] warning: variant is never constructed: `Concrete`
Dec 17 22:03:24.205 INFO [stderr]   --> src/ast.rs:39:5
Dec 17 22:03:24.205 INFO [stderr]    |
Dec 17 22:03:24.205 INFO [stderr] 39 |     Concrete(&'a str),
Dec 17 22:03:24.205 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 17 22:03:24.205 INFO [stderr] 
Dec 17 22:03:24.205 INFO [stderr] warning: variant is never constructed: `App`
Dec 17 22:03:24.205 INFO [stderr]   --> src/ast.rs:40:5
Dec 17 22:03:24.205 INFO [stderr]    |
Dec 17 22:03:24.205 INFO [stderr] 40 |     App(Box<Type<'a>>, Box<Type<'a>>),
Dec 17 22:03:24.205 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 22:03:24.205 INFO [stderr] 
Dec 17 22:03:24.233 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
Dec 17 22:03:25.241 INFO running `"docker" "inspect" "b3c6ffed5f275cef87f21ff01d3f545957b7e006544d5bb9e8d01cb8b4298daf"`
Dec 17 22:03:25.650 INFO running `"docker" "rm" "-f" "b3c6ffed5f275cef87f21ff01d3f545957b7e006544d5bb9e8d01cb8b4298daf"`
Dec 17 22:03:26.084 INFO [stdout] b3c6ffed5f275cef87f21ff01d3f545957b7e006544d5bb9e8d01cb8b4298daf