[INFO] updating cached repository wmww/bft
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wmww/bft
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wmww/bft" "work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/wmww/bft"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/wmww/bft'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wmww/bft" "work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/wmww/bft"`
[INFO] [stderr] Cloning into 'work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/wmww/bft'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 65345a2480c3f2a5249afdc06a3d88e7c34dd8e2
[INFO] sha for GitHub repo wmww/bft: 65345a2480c3f2a5249afdc06a3d88e7c34dd8e2
[INFO] validating manifest of wmww/bft on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wmww/bft on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wmww/bft
[INFO] finished frobbing wmww/bft
[INFO] frobbed toml for wmww/bft written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/gh/wmww/bft/Cargo.toml
[INFO] started frobbing wmww/bft
[INFO] finished frobbing wmww/bft
[INFO] frobbed toml for wmww/bft written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/wmww/bft/Cargo.toml
[INFO] crate wmww/bft has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking wmww/bft against try#29640c57b5f92febba0e40c50cb863c9a7ede51d for pr-57745
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-4/try#29640c57b5f92febba0e40c50cb863c9a7ede51d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/gh/wmww/bft:/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" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 754b339f5f1015d822fb8a18e41f9a04a50d7ef183ba789bd9300927db12ee23
[INFO] running `"docker" "start" "-a" "754b339f5f1015d822fb8a18e41f9a04a50d7ef183ba789bd9300927db12ee23"`
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking colored v1.6.1
[INFO] [stderr]     Checking bft v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `get_ptr`
[INFO] [stderr]   --> src/runtime/debug.rs:57:5
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn get_ptr(&self) -> usize {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `set_ptr`
[INFO] [stderr]   --> src/runtime/debug.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     pub fn set_ptr(&mut self, ptr: usize) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `queue_input_str`
[INFO] [stderr]   --> src/runtime/debug.rs:92:5
[INFO] [stderr]    |
[INFO] [stderr] 92 |     pub fn queue_input_str(&mut self, input: &str) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Generator`
[INFO] [stderr]   --> src/source/span.rs:74:1
[INFO] [stderr]    |
[INFO] [stderr] 74 | pub struct Generator<'s> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/source/span.rs:80:5
[INFO] [stderr]    |
[INFO] [stderr] 80 |     pub fn new(src: &'s File) -> Generator {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `skip`
[INFO] [stderr]   --> src/source/span.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub fn skip(&mut self, bytes: i32) -> &mut Generator<'s> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `jump_to`
[INFO] [stderr]   --> src/source/span.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn jump_to(&mut self, byte: usize) -> &mut Generator<'s> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/source/span.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn reset(&mut self) -> &mut Generator<'s> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `span`
[INFO] [stderr]   --> src/source/span.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     pub fn span(&mut self, bytes: usize) -> Span<'s> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `s`
[INFO] [stderr]   --> src/runtime/tests.rs:34:17
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let mut s = ::source::span::Generator::new(&source);
[INFO] [stderr]    |                 ^ help: consider using `_s` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/runtime/tests.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let mut s = ::source::span::Generator::new(&source);
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/runtime/tests.rs:35:13
[INFO] [stderr]    |
[INFO] [stderr] 35 |         let mut tokens = ::source::lex(&source);
[INFO] [stderr]    |             ----^^^^^^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/runtime/tests.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |     let mut test = TestCase::new();
[INFO] [stderr]    |         ----^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `jump_to`
[INFO] [stderr]   --> src/source/span.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn jump_to(&mut self, byte: usize) -> &mut Generator<'s> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `reset`
[INFO] [stderr]   --> src/source/span.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 |     pub fn reset(&mut self) -> &mut Generator<'s> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.87s
[INFO] running `"docker" "inspect" "754b339f5f1015d822fb8a18e41f9a04a50d7ef183ba789bd9300927db12ee23"`
[INFO] running `"docker" "rm" "-f" "754b339f5f1015d822fb8a18e41f9a04a50d7ef183ba789bd9300927db12ee23"`
[INFO] [stdout] 754b339f5f1015d822fb8a18e41f9a04a50d7ef183ba789bd9300927db12ee23