[INFO] cloning repository KevinMGranger/nine
[INFO] running `"git" "clone" "--bare" "git://github.com/KevinMGranger/nine.git" "work/cache/sources/gh/KevinMGranger/nine"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/KevinMGranger/nine'...
[INFO] running `"git" "clone" "work/cache/sources/gh/KevinMGranger/nine" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/KevinMGranger/nine"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/KevinMGranger/nine'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/KevinMGranger/nine" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/KevinMGranger/nine"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/KevinMGranger/nine'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 287b37fdafbc75043d83eaec62549e04c5a49596
[INFO] sha for GitHub repo KevinMGranger/nine: 287b37fdafbc75043d83eaec62549e04c5a49596
[INFO] validating manifest of KevinMGranger/nine on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of KevinMGranger/nine on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing KevinMGranger/nine
[INFO] finished frobbing KevinMGranger/nine
[INFO] frobbed toml for KevinMGranger/nine written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/KevinMGranger/nine/Cargo.toml
[INFO] started frobbing KevinMGranger/nine
[INFO] finished frobbing KevinMGranger/nine
[INFO] frobbed toml for KevinMGranger/nine written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/KevinMGranger/nine/Cargo.toml
[INFO] crate KevinMGranger/nine already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking KevinMGranger/nine against master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-1/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/KevinMGranger/nine:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] fb39f851a39d1b5c71eb70f791c1eb25d9f665404e7b03fb87d9a733d624e5ca
[INFO] running `"docker" "start" "-a" "fb39f851a39d1b5c71eb70f791c1eb25d9f665404e7b03fb87d9a733d624e5ca"`
[INFO] [stderr]     Checking nine v0.4.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/de.rs:93:32
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/lib.rs:9:1
[INFO] [stderr]   |
[INFO] [stderr] 9 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/de.rs:93:32
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/de.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |         Error::cause(&self.0)
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ser.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/ser.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         Error::cause(&self.0)
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/de.rs:94:9
[INFO] [stderr]    |
[INFO] [stderr] 94 |         Error::cause(&self.0)
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/ser.rs:74:9
[INFO] [stderr]    |
[INFO] [stderr] 74 |         Error::cause(&self.0)
[INFO] [stderr]    |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rattach`
[INFO] [stderr]   --> src/main.rs:88:13
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let rattach: Rattach = self.read_msg().unwrap();
[INFO] [stderr]    |             ^^^^^^^ help: consider prefixing with an underscore: `_rattach`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rattach`
[INFO] [stderr]   --> src/main.rs:88:13
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let rattach: Rattach = self.read_msg().unwrap();
[INFO] [stderr]    |             ^^^^^^^ help: consider prefixing with an underscore: `_rattach`
[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/main.rs:185:17
[INFO] [stderr]     |
[INFO] [stderr] 185 |             let mut file_size = stat.length;
[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/main.rs:185:17
[INFO] [stderr]     |
[INFO] [stderr] 185 |             let mut file_size = stat.length;
[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 8.51s
[INFO] running `"docker" "inspect" "fb39f851a39d1b5c71eb70f791c1eb25d9f665404e7b03fb87d9a733d624e5ca"`
[INFO] running `"docker" "rm" "-f" "fb39f851a39d1b5c71eb70f791c1eb25d9f665404e7b03fb87d9a733d624e5ca"`
[INFO] [stdout] fb39f851a39d1b5c71eb70f791c1eb25d9f665404e7b03fb87d9a733d624e5ca