[INFO] updating cached repository rongfengliang/hyperdemo
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rongfengliang/hyperdemo
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rongfengliang/hyperdemo" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/rongfengliang/hyperdemo"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/rongfengliang/hyperdemo'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rongfengliang/hyperdemo" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/rongfengliang/hyperdemo"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/rongfengliang/hyperdemo'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] dd8b0420c3a5d85c96a7157f421ee1a5a81411e1
[INFO] sha for GitHub repo rongfengliang/hyperdemo: dd8b0420c3a5d85c96a7157f421ee1a5a81411e1
[INFO] validating manifest of rongfengliang/hyperdemo on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of rongfengliang/hyperdemo on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing rongfengliang/hyperdemo
[INFO] finished frobbing rongfengliang/hyperdemo
[INFO] frobbed toml for rongfengliang/hyperdemo written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/rongfengliang/hyperdemo/Cargo.toml
[INFO] started frobbing rongfengliang/hyperdemo
[INFO] finished frobbing rongfengliang/hyperdemo
[INFO] frobbed toml for rongfengliang/hyperdemo written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/rongfengliang/hyperdemo/Cargo.toml
[INFO] crate rongfengliang/hyperdemo already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking rongfengliang/hyperdemo against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-2/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/rongfengliang/hyperdemo:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 22c36d60f1f7aeb0a7ff27621cc2e319cd2463db4568f2f80910643de802e54e
[INFO] running `"docker" "start" "-a" "22c36d60f1f7aeb0a7ff27621cc2e319cd2463db4568f2f80910643de802e54e"`
[INFO] [stderr]     Checking hyperdemo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: type `user` should have an upper camel case name
[INFO] [stderr]  --> src/app/user.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 |     pub struct user {
[INFO] [stderr]   |                ^^^^ help: convert the identifier to upper camel case: `User`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `user2` should have an upper camel case name
[INFO] [stderr]   --> src/app/user.rs:17:20
[INFO] [stderr]    |
[INFO] [stderr] 17 |         pub struct user2 {
[INFO] [stderr]    |                    ^^^^^ help: convert the identifier to upper camel case: `User2`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/app/helloword.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     type Future = Box<Future<Item=Self::Response, Error=Self::Error>>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Self::Response, Error=Self::Error>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `user` should have an upper camel case name
[INFO] [stderr]  --> src/app/user.rs:3:16
[INFO] [stderr]   |
[INFO] [stderr] 3 |     pub struct user {
[INFO] [stderr]   |                ^^^^ help: convert the identifier to upper camel case: `User`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: type `user2` should have an upper camel case name
[INFO] [stderr]   --> src/app/user.rs:17:20
[INFO] [stderr]    |
[INFO] [stderr] 17 |         pub struct user2 {
[INFO] [stderr]    |                    ^^^^^ help: convert the identifier to upper camel case: `User2`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/app/helloword.rs:15:23
[INFO] [stderr]    |
[INFO] [stderr] 15 |     type Future = Box<Future<Item=Self::Response, Error=Self::Error>>;
[INFO] [stderr]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Self::Response, Error=Self::Error>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `user`
[INFO] [stderr]  --> src/app/user.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     pub struct user {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/app/user.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |         fn new(&self) -> user {
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `user2`
[INFO] [stderr]   --> src/app/user.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |         pub struct user2 {
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/app/user.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             fn new(&self) -> user2 {
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `user`
[INFO] [stderr]  --> src/app/user.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 |     pub struct user {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]  --> src/app/user.rs:8:9
[INFO] [stderr]   |
[INFO] [stderr] 8 |         fn new(&self) -> user {
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `user2`
[INFO] [stderr]   --> src/app/user.rs:17:9
[INFO] [stderr]    |
[INFO] [stderr] 17 |         pub struct user2 {
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/app/user.rs:22:13
[INFO] [stderr]    |
[INFO] [stderr] 22 |             fn new(&self) -> user2 {
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `"docker" "inspect" "22c36d60f1f7aeb0a7ff27621cc2e319cd2463db4568f2f80910643de802e54e"`
[INFO] running `"docker" "rm" "-f" "22c36d60f1f7aeb0a7ff27621cc2e319cd2463db4568f2f80910643de802e54e"`
[INFO] [stdout] 22c36d60f1f7aeb0a7ff27621cc2e319cd2463db4568f2f80910643de802e54e