Oct 12 19:04:58.673 INFO checking kettlekat/oiler against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 19:04:58.674 INFO running `"docker" "create" "-v" "/mnt/big/crater/./work/local/target-dirs/pr-54977/worker-7/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/target:rw,Z" "-v" "/mnt/big/crater/./work/local/test-source/worker-7/pr-54977/try#4021bd0b3c5815b087d6db10ce461e7e4854ade7:/source:ro,Z" "-v" "/mnt/big/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +4021bd0b3c5815b087d6db10ce461e7e4854ade7-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Oct 12 19:04:59.159 INFO blam! f58b0cc840b834c15c64a538804deb811d38b1a5f51ca879adfe575171cce76e
Oct 12 19:04:59.160 INFO running `"docker" "start" "-a" "f58b0cc840b834c15c64a538804deb811d38b1a5f51ca879adfe575171cce76e"`
Oct 12 19:05:00.704 INFO kablam! usermod: no changes
Oct 12 19:05:00.805 INFO kablam!     Checking num-bigint v0.1.37
Oct 12 19:05:02.081 INFO kablam!     Checking num-rational v0.1.36
Oct 12 19:05:02.878 INFO kablam!     Checking num v0.1.37
Oct 12 19:05:03.336 INFO kablam!     Checking oiler v0.1.0 (/source)
Oct 12 19:05:04.816 INFO kablam! warning: unused import: `util`
Oct 12 19:05:04.816 INFO kablam!  --> src/series/fibonacci.rs:4:5
Oct 12 19:05:04.816 INFO kablam!   |
Oct 12 19:05:04.816 INFO kablam! 4 | use util;
Oct 12 19:05:04.816 INFO kablam!   |     ^^^^
Oct 12 19:05:04.816 INFO kablam!   |
Oct 12 19:05:04.816 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 19:05:04.816 INFO kablam! 
Oct 12 19:05:04.885 INFO kablam! warning: unused import: `util`
Oct 12 19:05:04.885 INFO kablam!  --> src/series/fibonacci.rs:4:5
Oct 12 19:05:04.885 INFO kablam!   |
Oct 12 19:05:04.885 INFO kablam! 4 | use util;
Oct 12 19:05:04.885 INFO kablam!   |     ^^^^
Oct 12 19:05:04.885 INFO kablam!   |
Oct 12 19:05:04.885 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 19:05:04.885 INFO kablam! 
Oct 12 19:05:04.900 INFO kablam! warning: struct is never constructed: `Range`
Oct 12 19:05:04.900 INFO kablam!   --> src/util.rs:28:1
Oct 12 19:05:04.900 INFO kablam!    |
Oct 12 19:05:04.900 INFO kablam! 28 | / pub struct Range<T>(pub T, pub T, pub T)
Oct 12 19:05:04.900 INFO kablam! 29 | |     where for<'a> &'a T: Add<&'a T, Output = T>,
Oct 12 19:05:04.900 INFO kablam! 30 | |           T: PartialOrd,
Oct 12 19:05:04.900 INFO kablam! 31 | |           T: Clone;
Oct 12 19:05:04.900 INFO kablam!    | |___________________^
Oct 12 19:05:04.900 INFO kablam!    |
Oct 12 19:05:04.900 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 19:05:04.900 INFO kablam! 
Oct 12 19:05:04.900 INFO kablam! warning: struct is never constructed: `Fibonacci`
Oct 12 19:05:04.900 INFO kablam!  --> src/series/fibonacci.rs:8:1
Oct 12 19:05:04.900 INFO kablam!   |
Oct 12 19:05:04.900 INFO kablam! 8 | pub struct Fibonacci <T: Int> {
Oct 12 19:05:04.900 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:05:04.900 INFO kablam! 
Oct 12 19:05:04.900 INFO kablam! warning: method is never used: `new`
Oct 12 19:05:04.900 INFO kablam!   --> src/series/fibonacci.rs:14:5
Oct 12 19:05:04.901 INFO kablam!    |
Oct 12 19:05:04.901 INFO kablam! 14 |     pub fn new() -> Fibonacci<T> {
Oct 12 19:05:04.901 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:05:04.901 INFO kablam! 
Oct 12 19:05:04.908 INFO kablam! warning: unused attribute
Oct 12 19:05:04.908 INFO kablam!  --> src/series/fibonacci.rs:3:1
Oct 12 19:05:04.908 INFO kablam!   |
Oct 12 19:05:04.908 INFO kablam! 3 | #[macro_use]
Oct 12 19:05:04.908 INFO kablam!   | ^^^^^^^^^^^^
Oct 12 19:05:04.908 INFO kablam!   |
Oct 12 19:05:04.908 INFO kablam!   = note: #[warn(unused_attributes)] on by default
Oct 12 19:05:04.908 INFO kablam! 
Oct 12 19:05:05.007 INFO kablam! warning: struct is never constructed: `Range`
Oct 12 19:05:05.007 INFO kablam!   --> src/util.rs:28:1
Oct 12 19:05:05.007 INFO kablam!    |
Oct 12 19:05:05.007 INFO kablam! 28 | / pub struct Range<T>(pub T, pub T, pub T)
Oct 12 19:05:05.007 INFO kablam! 29 | |     where for<'a> &'a T: Add<&'a T, Output = T>,
Oct 12 19:05:05.007 INFO kablam! 30 | |           T: PartialOrd,
Oct 12 19:05:05.007 INFO kablam! 31 | |           T: Clone;
Oct 12 19:05:05.007 INFO kablam!    | |___________________^
Oct 12 19:05:05.007 INFO kablam!    |
Oct 12 19:05:05.007 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 19:05:05.007 INFO kablam! 
Oct 12 19:05:05.007 INFO kablam! warning: struct is never constructed: `Fibonacci`
Oct 12 19:05:05.007 INFO kablam!  --> src/series/fibonacci.rs:8:1
Oct 12 19:05:05.007 INFO kablam!   |
Oct 12 19:05:05.007 INFO kablam! 8 | pub struct Fibonacci <T: Int> {
Oct 12 19:05:05.007 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:05:05.007 INFO kablam! 
Oct 12 19:05:05.007 INFO kablam! warning: method is never used: `new`
Oct 12 19:05:05.007 INFO kablam!   --> src/series/fibonacci.rs:14:5
Oct 12 19:05:05.007 INFO kablam!    |
Oct 12 19:05:05.007 INFO kablam! 14 |     pub fn new() -> Fibonacci<T> {
Oct 12 19:05:05.007 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 19:05:05.007 INFO kablam! 
Oct 12 19:05:05.017 INFO kablam! warning: unused attribute
Oct 12 19:05:05.017 INFO kablam!  --> src/series/fibonacci.rs:3:1
Oct 12 19:05:05.017 INFO kablam!   |
Oct 12 19:05:05.017 INFO kablam! 3 | #[macro_use]
Oct 12 19:05:05.017 INFO kablam!   | ^^^^^^^^^^^^
Oct 12 19:05:05.017 INFO kablam!   |
Oct 12 19:05:05.017 INFO kablam!   = note: #[warn(unused_attributes)] on by default
Oct 12 19:05:05.017 INFO kablam! 
Oct 12 19:05:05.080 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 4.35s
Oct 12 19:05:05.092 INFO kablam! su: No module specific data is present
Oct 12 19:05:06.617 INFO running `"docker" "rm" "-f" "f58b0cc840b834c15c64a538804deb811d38b1a5f51ca879adfe575171cce76e"`
Oct 12 19:05:06.986 INFO blam! f58b0cc840b834c15c64a538804deb811d38b1a5f51ca879adfe575171cce76e