[INFO] cloning repository teiesti/fussel
[INFO] running `"git" "clone" "--bare" "git://github.com/teiesti/fussel.git" "work/cache/sources/gh/teiesti/fussel"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/teiesti/fussel'...
[INFO] running `"git" "clone" "work/cache/sources/gh/teiesti/fussel" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/teiesti/fussel"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/teiesti/fussel'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/teiesti/fussel" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/teiesti/fussel"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/teiesti/fussel'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 29589540d3c2a72c532cc0e865b309b323575b1b
[INFO] sha for GitHub repo teiesti/fussel: 29589540d3c2a72c532cc0e865b309b323575b1b
[INFO] validating manifest of teiesti/fussel on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of teiesti/fussel on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing teiesti/fussel
[INFO] finished frobbing teiesti/fussel
[INFO] frobbed toml for teiesti/fussel written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/teiesti/fussel/Cargo.toml
[INFO] started frobbing teiesti/fussel
[INFO] finished frobbing teiesti/fussel
[INFO] frobbed toml for teiesti/fussel written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/teiesti/fussel/Cargo.toml
[INFO] crate teiesti/fussel has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded structopt v0.2.2
[INFO] [stderr]   Downloaded structopt-derive v0.2.2
[INFO] [stderr]   Downloaded walkdir v2.1.3
[INFO] [stderr]   Downloaded yansi v0.3.4
[INFO] [stderr]   Downloaded syn v0.12.12
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking teiesti/fussel against master#c0086b9e8972fef9fd4af24bae20d45021ed06c6 for pr-58899
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58899/worker-2/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/teiesti/fussel:/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" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a546c698e96c62f12c2b1e7bef5c2c27979d1e8c1eb9d6d7ba14b9ae3bcc5957
[INFO] running `"docker" "start" "-a" "a546c698e96c62f12c2b1e7bef5c2c27979d1e8c1eb9d6d7ba14b9ae3bcc5957"`
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]     Checking yansi v0.3.4
[INFO] [stderr]    Compiling proc-macro2 v0.2.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking walkdir v2.1.3
[INFO] [stderr]     Checking clap v2.29.4
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking regex v0.2.6
[INFO] [stderr]    Compiling openssl-sys v0.9.24
[INFO] [stderr]    Compiling libz-sys v1.0.18
[INFO] [stderr]    Compiling cmake v0.1.29
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling curl-sys v0.4.1
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]    Compiling libssh2-sys v0.2.6
[INFO] [stderr]    Compiling libgit2-sys v0.6.19
[INFO] [stderr]    Compiling syn v0.12.12
[INFO] [stderr]    Compiling structopt-derive v0.2.2
[INFO] [stderr]     Checking structopt v0.2.2
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking git2 v0.6.11
[INFO] [stderr]     Checking fussel v0.1.0-dev (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lint/indentation.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn into_iter(mut self) -> Self::IntoIter {
[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/lint/line_break.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn into_iter(mut self) -> Self::IntoIter {
[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/lint/line_length.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn into_iter(mut self) -> Self::IntoIter {
[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/lint/trailing_newline.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn into_iter(mut self) -> Self::IntoIter {
[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/lint/indentation.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn into_iter(mut self) -> Self::IntoIter {
[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/lint/line_break.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn into_iter(mut self) -> Self::IntoIter {
[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/lint/line_length.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn into_iter(mut self) -> Self::IntoIter {
[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/lint/trailing_newline.rs:17:18
[INFO] [stderr]    |
[INFO] [stderr] 17 |     fn into_iter(mut self) -> Self::IntoIter {
[INFO] [stderr]    |                  ----^^^^
[INFO] [stderr]    |                  |
[INFO] [stderr]    |                  help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 02s
[INFO] running `"docker" "inspect" "a546c698e96c62f12c2b1e7bef5c2c27979d1e8c1eb9d6d7ba14b9ae3bcc5957"`
[INFO] running `"docker" "rm" "-f" "a546c698e96c62f12c2b1e7bef5c2c27979d1e8c1eb9d6d7ba14b9ae3bcc5957"`
[INFO] [stdout] a546c698e96c62f12c2b1e7bef5c2c27979d1e8c1eb9d6d7ba14b9ae3bcc5957