Oct 12 17:41:06.171 INFO checking maxastyler/unit-conversion against try#4021bd0b3c5815b087d6db10ce461e7e4854ade7 for pr-54977
Oct 12 17:41:06.171 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 17:41:06.668 INFO blam! d845726c871f51b6a334a206d5b8f9fe5d0ed1db34dc7177db32d5ea7fd6c1bc
Oct 12 17:41:06.670 INFO running `"docker" "start" "-a" "d845726c871f51b6a334a206d5b8f9fe5d0ed1db34dc7177db32d5ea7fd6c1bc"`
Oct 12 17:41:08.173 INFO kablam! usermod: no changes
Oct 12 17:41:08.256 INFO kablam!     Checking libc v0.2.39
Oct 12 17:41:09.733 INFO kablam!     Checking memchr v1.0.2
Oct 12 17:41:10.280 INFO kablam!     Checking nom v3.2.1
Oct 12 17:41:13.110 INFO kablam!     Checking unit-conversion v0.1.0 (/source)
Oct 12 17:41:13.860 INFO kablam! warning: unused import: `std::io`
Oct 12 17:41:13.861 INFO kablam!  --> src/unit.rs:7:5
Oct 12 17:41:13.861 INFO kablam!   |
Oct 12 17:41:13.862 INFO kablam! 7 | use std::io;
Oct 12 17:41:13.863 INFO kablam!   |     ^^^^^^^
Oct 12 17:41:13.863 INFO kablam!   |
Oct 12 17:41:13.864 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 17:41:13.865 INFO kablam! 
Oct 12 17:41:13.865 INFO kablam! warning: unused import: `std::fs::File`
Oct 12 17:41:13.866 INFO kablam!  --> src/unit.rs:8:5
Oct 12 17:41:13.867 INFO kablam!   |
Oct 12 17:41:13.867 INFO kablam! 8 | use std::fs::File;
Oct 12 17:41:13.868 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 17:41:13.868 INFO kablam! 
Oct 12 17:41:13.869 INFO kablam! warning: unused import: `std::io::prelude::*`
Oct 12 17:41:13.870 INFO kablam!  --> src/unit.rs:9:5
Oct 12 17:41:13.870 INFO kablam!   |
Oct 12 17:41:13.870 INFO kablam! 9 | use std::io::prelude::*;
Oct 12 17:41:13.870 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:13.871 INFO kablam! 
Oct 12 17:41:13.872 INFO kablam! warning: unused import: `be_i32`
Oct 12 17:41:13.873 INFO kablam!  --> src/parser.rs:1:18
Oct 12 17:41:13.873 INFO kablam!   |
Oct 12 17:41:13.873 INFO kablam! 1 | use nom::{digit, be_i32, double, alpha, rest};
Oct 12 17:41:13.873 INFO kablam!   |                  ^^^^^^
Oct 12 17:41:13.875 INFO kablam! 
Oct 12 17:41:13.876 INFO kablam! warning: unused import: `Error`
Oct 12 17:41:13.877 INFO kablam!   --> src/parser.rs:52:30
Oct 12 17:41:13.877 INFO kablam!    |
Oct 12 17:41:13.878 INFO kablam! 52 |     use nom::IResult::{Done, Error};
Oct 12 17:41:13.879 INFO kablam!    |                              ^^^^^
Oct 12 17:41:13.879 INFO kablam! 
Oct 12 17:41:13.880 INFO kablam! warning: unused import: `Error`
Oct 12 17:41:13.881 INFO kablam!   --> src/parser.rs:83:34
Oct 12 17:41:13.882 INFO kablam!    |
Oct 12 17:41:13.882 INFO kablam! 83 |         use nom::IResult::{Done, Error};
Oct 12 17:41:13.883 INFO kablam!    |                                  ^^^^^
Oct 12 17:41:13.883 INFO kablam! 
Oct 12 17:41:13.944 INFO kablam! warning: unused import: `std::io`
Oct 12 17:41:13.944 INFO kablam!  --> src/unit.rs:7:5
Oct 12 17:41:13.944 INFO kablam!   |
Oct 12 17:41:13.944 INFO kablam! 7 | use std::io;
Oct 12 17:41:13.944 INFO kablam!   |     ^^^^^^^
Oct 12 17:41:13.944 INFO kablam!   |
Oct 12 17:41:13.948 INFO kablam!   = note: #[warn(unused_imports)] on by default
Oct 12 17:41:13.948 INFO kablam! 
Oct 12 17:41:13.948 INFO kablam! warning: unused import: `std::fs::File`
Oct 12 17:41:13.949 INFO kablam!  --> src/unit.rs:8:5
Oct 12 17:41:13.949 INFO kablam!   |
Oct 12 17:41:13.949 INFO kablam! 8 | use std::fs::File;
Oct 12 17:41:13.949 INFO kablam!   |     ^^^^^^^^^^^^^
Oct 12 17:41:13.949 INFO kablam! 
Oct 12 17:41:13.949 INFO kablam! warning: unused import: `std::io::prelude::*`
Oct 12 17:41:13.949 INFO kablam!  --> src/unit.rs:9:5
Oct 12 17:41:13.949 INFO kablam!   |
Oct 12 17:41:13.949 INFO kablam! 9 | use std::io::prelude::*;
Oct 12 17:41:13.949 INFO kablam!   |     ^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:13.949 INFO kablam! 
Oct 12 17:41:13.949 INFO kablam! warning: unused import: `be_i32`
Oct 12 17:41:13.949 INFO kablam!  --> src/parser.rs:1:18
Oct 12 17:41:13.949 INFO kablam!   |
Oct 12 17:41:13.949 INFO kablam! 1 | use nom::{digit, be_i32, double, alpha, rest};
Oct 12 17:41:13.949 INFO kablam!   |                  ^^^^^^
Oct 12 17:41:13.949 INFO kablam! 
Oct 12 17:41:13.950 INFO kablam! warning: unused import: `Error`
Oct 12 17:41:13.950 INFO kablam!   --> src/parser.rs:52:30
Oct 12 17:41:13.950 INFO kablam!    |
Oct 12 17:41:13.951 INFO kablam! 52 |     use nom::IResult::{Done, Error};
Oct 12 17:41:13.951 INFO kablam!    |                              ^^^^^
Oct 12 17:41:13.951 INFO kablam! 
Oct 12 17:41:14.468 INFO kablam! warning: unused import: `Mul`
Oct 12 17:41:14.469 INFO kablam!  --> src/unit.rs:5:16
Oct 12 17:41:14.470 INFO kablam!   |
Oct 12 17:41:14.471 INFO kablam! 5 | use std::ops::{Mul, Div};
Oct 12 17:41:14.471 INFO kablam!   |                ^^^
Oct 12 17:41:14.472 INFO kablam! 
Oct 12 17:41:14.473 INFO kablam! warning: unused import: `Div`
Oct 12 17:41:14.473 INFO kablam!  --> src/unit.rs:5:21
Oct 12 17:41:14.474 INFO kablam!   |
Oct 12 17:41:14.474 INFO kablam! 5 | use std::ops::{Mul, Div};
Oct 12 17:41:14.474 INFO kablam!   |                     ^^^
Oct 12 17:41:14.474 INFO kablam! 
Oct 12 17:41:14.480 INFO kablam! warning: unused import: `Mul`
Oct 12 17:41:14.480 INFO kablam!  --> src/unit.rs:5:16
Oct 12 17:41:14.480 INFO kablam!   |
Oct 12 17:41:14.480 INFO kablam! 5 | use std::ops::{Mul, Div};
Oct 12 17:41:14.480 INFO kablam!   |                ^^^
Oct 12 17:41:14.480 INFO kablam! 
Oct 12 17:41:14.480 INFO kablam! warning: unused import: `Div`
Oct 12 17:41:14.480 INFO kablam!  --> src/unit.rs:5:21
Oct 12 17:41:14.480 INFO kablam!   |
Oct 12 17:41:14.480 INFO kablam! 5 | use std::ops::{Mul, Div};
Oct 12 17:41:14.480 INFO kablam!   |                     ^^^
Oct 12 17:41:14.480 INFO kablam! 
Oct 12 17:41:14.500 INFO kablam! warning: unused variable: `j`
Oct 12 17:41:14.500 INFO kablam!   --> src/unit.rs:41:30
Oct 12 17:41:14.500 INFO kablam!    |
Oct 12 17:41:14.500 INFO kablam! 41 |             Some(u) => { for j in 0..i.abs() {
Oct 12 17:41:14.500 INFO kablam!    |                              ^ help: consider using `_j` instead
Oct 12 17:41:14.502 INFO kablam!    |
Oct 12 17:41:14.502 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 17:41:14.502 INFO kablam! 
Oct 12 17:41:14.508 INFO kablam! warning: unused variable: `j`
Oct 12 17:41:14.508 INFO kablam!   --> src/unit.rs:41:30
Oct 12 17:41:14.508 INFO kablam!    |
Oct 12 17:41:14.508 INFO kablam! 41 |             Some(u) => { for j in 0..i.abs() {
Oct 12 17:41:14.509 INFO kablam!    |                              ^ help: consider using `_j` instead
Oct 12 17:41:14.510 INFO kablam!    |
Oct 12 17:41:14.510 INFO kablam!    = note: #[warn(unused_variables)] on by default
Oct 12 17:41:14.510 INFO kablam! 
Oct 12 17:41:14.640 INFO kablam! warning: method is never used: `matches`
Oct 12 17:41:14.640 INFO kablam!   --> src/dimension.rs:44:5
Oct 12 17:41:14.640 INFO kablam!    |
Oct 12 17:41:14.640 INFO kablam! 44 |     pub fn matches(&self, other: &Dimension) -> bool {
Oct 12 17:41:14.640 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.642 INFO kablam!    |
Oct 12 17:41:14.643 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 17:41:14.643 INFO kablam! 
Oct 12 17:41:14.644 INFO kablam! warning: method is never used: `add`
Oct 12 17:41:14.644 INFO kablam!   --> src/dimension.rs:48:5
Oct 12 17:41:14.645 INFO kablam!    |
Oct 12 17:41:14.646 INFO kablam! 48 |     pub fn add(&self, other: &Dimension) -> Option<Dimension> {
Oct 12 17:41:14.646 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.646 INFO kablam! 
Oct 12 17:41:14.646 INFO kablam! warning: method is never used: `sub`
Oct 12 17:41:14.646 INFO kablam!   --> src/dimension.rs:64:5
Oct 12 17:41:14.646 INFO kablam!    |
Oct 12 17:41:14.646 INFO kablam! 64 |     pub fn sub(&self, other: &Dimension) -> Option<Dimension> {
Oct 12 17:41:14.646 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.646 INFO kablam! 
Oct 12 17:41:14.646 INFO kablam! warning: method is never used: `pow`
Oct 12 17:41:14.646 INFO kablam!   --> src/dimension.rs:78:5
Oct 12 17:41:14.646 INFO kablam!    |
Oct 12 17:41:14.646 INFO kablam! 78 |     pub fn pow(&self, power: i32) -> Dimension {
Oct 12 17:41:14.646 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.646 INFO kablam! 
Oct 12 17:41:14.646 INFO kablam! warning: method is never used: `root`
Oct 12 17:41:14.646 INFO kablam!   --> src/dimension.rs:82:5
Oct 12 17:41:14.646 INFO kablam!    |
Oct 12 17:41:14.646 INFO kablam! 82 |     pub fn root(&self, root: i32) -> Dimension {
Oct 12 17:41:14.646 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.646 INFO kablam! 
Oct 12 17:41:14.646 INFO kablam! warning: method is never used: `add`
Oct 12 17:41:14.646 INFO kablam!   --> src/quantity.rs:14:5
Oct 12 17:41:14.646 INFO kablam!    |
Oct 12 17:41:14.646 INFO kablam! 14 |     pub fn add(&self, other: Quantity) -> Option<Quantity> {
Oct 12 17:41:14.646 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.646 INFO kablam! 
Oct 12 17:41:14.646 INFO kablam! warning: method is never used: `sub`
Oct 12 17:41:14.646 INFO kablam!   --> src/quantity.rs:20:5
Oct 12 17:41:14.646 INFO kablam!    |
Oct 12 17:41:14.646 INFO kablam! 20 |     pub fn sub(&self, other: Quantity) -> Option<Quantity> {
Oct 12 17:41:14.646 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.646 INFO kablam! 
Oct 12 17:41:14.646 INFO kablam! warning: method is never used: `mul`
Oct 12 17:41:14.646 INFO kablam!   --> src/quantity.rs:26:5
Oct 12 17:41:14.646 INFO kablam!    |
Oct 12 17:41:14.646 INFO kablam! 26 |     pub fn mul(&self, other: Quantity) -> Quantity {
Oct 12 17:41:14.646 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.646 INFO kablam! 
Oct 12 17:41:14.646 INFO kablam! warning: method is never used: `div`
Oct 12 17:41:14.646 INFO kablam!   --> src/quantity.rs:29:5
Oct 12 17:41:14.646 INFO kablam!    |
Oct 12 17:41:14.646 INFO kablam! 29 |     pub fn div(&self, other: Quantity) -> Quantity {
Oct 12 17:41:14.646 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.646 INFO kablam! 
Oct 12 17:41:14.646 INFO kablam! warning: method is never used: `pow`
Oct 12 17:41:14.646 INFO kablam!   --> src/unit.rs:30:5
Oct 12 17:41:14.646 INFO kablam!    |
Oct 12 17:41:14.646 INFO kablam! 30 |     pub fn pow(&self, power: i32) -> Unit {
Oct 12 17:41:14.646 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.646 INFO kablam! 
Oct 12 17:41:14.646 INFO kablam! warning: method is never used: `root`
Oct 12 17:41:14.646 INFO kablam!   --> src/unit.rs:33:5
Oct 12 17:41:14.646 INFO kablam!    |
Oct 12 17:41:14.647 INFO kablam! 33 |     pub fn root(&self, root: i32) -> Unit {
Oct 12 17:41:14.647 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.647 INFO kablam! 
Oct 12 17:41:14.711 INFO kablam! warning: method is never used: `matches`
Oct 12 17:41:14.712 INFO kablam!   --> src/dimension.rs:44:5
Oct 12 17:41:14.712 INFO kablam!    |
Oct 12 17:41:14.713 INFO kablam! 44 |     pub fn matches(&self, other: &Dimension) -> bool {
Oct 12 17:41:14.714 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.714 INFO kablam!    |
Oct 12 17:41:14.715 INFO kablam!    = note: #[warn(dead_code)] on by default
Oct 12 17:41:14.716 INFO kablam! 
Oct 12 17:41:14.716 INFO kablam! warning: method is never used: `add`
Oct 12 17:41:14.717 INFO kablam!   --> src/dimension.rs:48:5
Oct 12 17:41:14.717 INFO kablam!    |
Oct 12 17:41:14.717 INFO kablam! 48 |     pub fn add(&self, other: &Dimension) -> Option<Dimension> {
Oct 12 17:41:14.717 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.717 INFO kablam! 
Oct 12 17:41:14.717 INFO kablam! warning: method is never used: `sub`
Oct 12 17:41:14.717 INFO kablam!   --> src/dimension.rs:64:5
Oct 12 17:41:14.717 INFO kablam!    |
Oct 12 17:41:14.717 INFO kablam! 64 |     pub fn sub(&self, other: &Dimension) -> Option<Dimension> {
Oct 12 17:41:14.717 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.717 INFO kablam! 
Oct 12 17:41:14.717 INFO kablam! warning: method is never used: `pow`
Oct 12 17:41:14.717 INFO kablam!   --> src/dimension.rs:78:5
Oct 12 17:41:14.717 INFO kablam!    |
Oct 12 17:41:14.717 INFO kablam! 78 |     pub fn pow(&self, power: i32) -> Dimension {
Oct 12 17:41:14.717 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.717 INFO kablam! 
Oct 12 17:41:14.717 INFO kablam! warning: method is never used: `root`
Oct 12 17:41:14.724 INFO kablam!   --> src/dimension.rs:82:5
Oct 12 17:41:14.724 INFO kablam!    |
Oct 12 17:41:14.724 INFO kablam! 82 |     pub fn root(&self, root: i32) -> Dimension {
Oct 12 17:41:14.724 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.724 INFO kablam! 
Oct 12 17:41:14.724 INFO kablam! warning: method is never used: `add`
Oct 12 17:41:14.724 INFO kablam!   --> src/quantity.rs:14:5
Oct 12 17:41:14.724 INFO kablam!    |
Oct 12 17:41:14.724 INFO kablam! 14 |     pub fn add(&self, other: Quantity) -> Option<Quantity> {
Oct 12 17:41:14.724 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.724 INFO kablam! 
Oct 12 17:41:14.724 INFO kablam! warning: method is never used: `sub`
Oct 12 17:41:14.724 INFO kablam!   --> src/quantity.rs:20:5
Oct 12 17:41:14.724 INFO kablam!    |
Oct 12 17:41:14.724 INFO kablam! 20 |     pub fn sub(&self, other: Quantity) -> Option<Quantity> {
Oct 12 17:41:14.724 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.724 INFO kablam! 
Oct 12 17:41:14.724 INFO kablam! warning: method is never used: `mul`
Oct 12 17:41:14.724 INFO kablam!   --> src/quantity.rs:26:5
Oct 12 17:41:14.724 INFO kablam!    |
Oct 12 17:41:14.724 INFO kablam! 26 |     pub fn mul(&self, other: Quantity) -> Quantity {
Oct 12 17:41:14.725 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.725 INFO kablam! 
Oct 12 17:41:14.725 INFO kablam! warning: method is never used: `div`
Oct 12 17:41:14.725 INFO kablam!   --> src/quantity.rs:29:5
Oct 12 17:41:14.725 INFO kablam!    |
Oct 12 17:41:14.725 INFO kablam! 29 |     pub fn div(&self, other: Quantity) -> Quantity {
Oct 12 17:41:14.725 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.725 INFO kablam! 
Oct 12 17:41:14.725 INFO kablam! warning: method is never used: `pow`
Oct 12 17:41:14.725 INFO kablam!   --> src/unit.rs:30:5
Oct 12 17:41:14.725 INFO kablam!    |
Oct 12 17:41:14.725 INFO kablam! 30 |     pub fn pow(&self, power: i32) -> Unit {
Oct 12 17:41:14.725 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.725 INFO kablam! 
Oct 12 17:41:14.725 INFO kablam! warning: method is never used: `root`
Oct 12 17:41:14.725 INFO kablam!   --> src/unit.rs:33:5
Oct 12 17:41:14.725 INFO kablam!    |
Oct 12 17:41:14.725 INFO kablam! 33 |     pub fn root(&self, root: i32) -> Unit {
Oct 12 17:41:14.725 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 12 17:41:14.725 INFO kablam! 
Oct 12 17:41:14.819 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 6.61s
Oct 12 17:41:14.822 INFO kablam! su: No module specific data is present
Oct 12 17:41:16.508 INFO running `"docker" "rm" "-f" "d845726c871f51b6a334a206d5b8f9fe5d0ed1db34dc7177db32d5ea7fd6c1bc"`
Oct 12 17:41:16.848 INFO blam! d845726c871f51b6a334a206d5b8f9fe5d0ed1db34dc7177db32d5ea7fd6c1bc