[INFO] updating cached repository travis-ci/redactor [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/travis-ci/redactor [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/travis-ci/redactor" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/travis-ci/redactor"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/travis-ci/redactor'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/travis-ci/redactor" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/travis-ci/redactor"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/travis-ci/redactor'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 197eee68062f53654c9fe61694615a1b90920a0e [INFO] sha for GitHub repo travis-ci/redactor: 197eee68062f53654c9fe61694615a1b90920a0e [INFO] validating manifest of travis-ci/redactor on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of travis-ci/redactor on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing travis-ci/redactor [INFO] finished frobbing travis-ci/redactor [INFO] frobbed toml for travis-ci/redactor written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/travis-ci/redactor/Cargo.toml [INFO] started frobbing travis-ci/redactor [INFO] finished frobbing travis-ci/redactor [INFO] frobbed toml for travis-ci/redactor written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/travis-ci/redactor/Cargo.toml [INFO] crate travis-ci/redactor already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking travis-ci/redactor against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-4/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/travis-ci/redactor:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 6619ea983c9e1e9e25665f2a2400bd9888278b6d2501d2dcabdb55d562c45d74 [INFO] running `"docker" "start" "-a" "6619ea983c9e1e9e25665f2a2400bd9888278b6d2501d2dcabdb55d562c45d74"` [INFO] [stderr] Checking getopts v0.2.14 [INFO] [stderr] Checking errno v0.1.8 [INFO] [stderr] Checking tempdir v0.3.5 [INFO] [stderr] Checking pty v0.2.1 [INFO] [stderr] Checking exec v0.2.0 [INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.14/src/lib.rs:1008:33 [INFO] [stderr] | [INFO] [stderr] 955 | let mut machine = |cont: &mut bool, (i, c): (usize, char)| { [INFO] [stderr] | ---------------------------------------- borrow of `state` occurs here [INFO] [stderr] ... [INFO] [stderr] 959 | state = match (state, whitespace, limit) { [INFO] [stderr] | ----- borrow occurs due to use of `state` in closure [INFO] [stderr] ... [INFO] [stderr] 1008 | while cont && match state { B | C => true, A => false } { [INFO] [stderr] | ^ use of borrowed `state` [INFO] [stderr] 1009 | machine(&mut cont, (fake_i, ' ')); [INFO] [stderr] | ------- borrow later used here [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] Checking redactor v0.1.0-pre6 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/redactor.rs:142:23 [INFO] [stderr] | [INFO] [stderr] 142 | pub fn noop<'a, R, W>(mut input: &'a mut R, mut output: &'a mut W) where R: 'a + Read, W: 'a + Write { [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/redactor.rs:142:45 [INFO] [stderr] | [INFO] [stderr] 142 | pub fn noop<'a, R, W>(mut input: &'a mut R, mut output: &'a mut W) where R: 'a + Read, W: 'a + Write { [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/redactor.rs:142:23 [INFO] [stderr] | [INFO] [stderr] 142 | pub fn noop<'a, R, W>(mut input: &'a mut R, mut output: &'a mut W) where R: 'a + Read, W: 'a + Write { [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/redactor.rs:142:45 [INFO] [stderr] | [INFO] [stderr] 142 | pub fn noop<'a, R, W>(mut input: &'a mut R, mut output: &'a mut W) where R: 'a + Read, W: 'a + Write { [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.67s [INFO] running `"docker" "inspect" "6619ea983c9e1e9e25665f2a2400bd9888278b6d2501d2dcabdb55d562c45d74"` [INFO] running `"docker" "rm" "-f" "6619ea983c9e1e9e25665f2a2400bd9888278b6d2501d2dcabdb55d562c45d74"` [INFO] [stdout] 6619ea983c9e1e9e25665f2a2400bd9888278b6d2501d2dcabdb55d562c45d74