[INFO] updating cached repository meganehouser/rolo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/meganehouser/rolo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/meganehouser/rolo" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/meganehouser/rolo"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/meganehouser/rolo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/meganehouser/rolo" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/meganehouser/rolo"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/meganehouser/rolo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 388016fd1145b542c5b5ff143dc30dde032ae13c
[INFO] sha for GitHub repo meganehouser/rolo: 388016fd1145b542c5b5ff143dc30dde032ae13c
[INFO] validating manifest of meganehouser/rolo on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of meganehouser/rolo on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing meganehouser/rolo
[INFO] finished frobbing meganehouser/rolo
[INFO] frobbed toml for meganehouser/rolo written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/meganehouser/rolo/Cargo.toml
[INFO] started frobbing meganehouser/rolo
[INFO] finished frobbing meganehouser/rolo
[INFO] frobbed toml for meganehouser/rolo written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/meganehouser/rolo/Cargo.toml
[INFO] crate meganehouser/rolo already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking meganehouser/rolo against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-5/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/meganehouser/rolo:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] a83bbd177fc66606050cf69bbc495b77dc5a76b4c1b4ed399e688bcb62daab14
[INFO] running `"docker" "start" "-a" "a83bbd177fc66606050cf69bbc495b77dc5a76b4c1b4ed399e688bcb62daab14"`
[INFO] [stderr]    Compiling cc v1.0.17
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling serde v1.0.66
[INFO] [stderr]     Checking libc v0.2.42
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking bitflags v1.0.3
[INFO] [stderr]     Checking cfg-if v0.1.3
[INFO] [stderr]     Checking arrayref v0.3.4
[INFO] [stderr]     Checking rustc-demangle v0.1.8
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking getopts v0.2.17
[INFO] [stderr]    Compiling proc-macro2 v0.4.6
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking miniz_oxide v0.1.2
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]    Compiling quote v0.6.3
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]     Checking tempfile v3.0.2
[INFO] [stderr]     Checking chrono v0.4.3
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.23
[INFO] [stderr]    Compiling miniz_oxide_c_api v0.1.2
[INFO] [stderr]     Checking digest v0.7.2
[INFO] [stderr]     Checking sha2 v0.7.1
[INFO] [stderr]     Checking flate2 v1.0.1
[INFO] [stderr]     Checking backtrace v0.3.8
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]    Compiling serde_derive v1.0.66
[INFO] [stderr]     Checking structopt v0.2.10
[INFO] [stderr]     Checking toml v0.4.6
[INFO] [stderr]     Checking rolo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/main.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | #[macro_use]
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/rolo.rs:59:17
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 return bail!("invalid src file path");
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/main.rs:58:28
[INFO] [stderr]    |
[INFO] [stderr] 58 |         RoloCmd::Restore { config } => {}
[INFO] [stderr]    |                            ^^^^^^ help: try ignoring the field: `config: _`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/rolo.rs:59:17
[INFO] [stderr]    |
[INFO] [stderr] 59 |                 return bail!("invalid src file path");
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `config`
[INFO] [stderr]   --> src/main.rs:58:28
[INFO] [stderr]    |
[INFO] [stderr] 58 |         RoloCmd::Restore { config } => {}
[INFO] [stderr]    |                            ^^^^^^ help: try ignoring the field: `config: _`
[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/rolo.rs:80:17
[INFO] [stderr]    |
[INFO] [stderr] 80 |             let mut rs = store.records.as_mut_slice();
[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: field is never used: `name`
[INFO] [stderr]   --> src/rolo.rs:16:5
[INFO] [stderr]    |
[INFO] [stderr] 16 |     name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/rolo.rs:80:17
[INFO] [stderr]    |
[INFO] [stderr] 80 |             let mut rs = store.records.as_mut_slice();
[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]     Finished dev [unoptimized + debuginfo] target(s) in 1m 09s
[INFO] running `"docker" "inspect" "a83bbd177fc66606050cf69bbc495b77dc5a76b4c1b4ed399e688bcb62daab14"`
[INFO] running `"docker" "rm" "-f" "a83bbd177fc66606050cf69bbc495b77dc5a76b4c1b4ed399e688bcb62daab14"`
[INFO] [stdout] a83bbd177fc66606050cf69bbc495b77dc5a76b4c1b4ed399e688bcb62daab14