[INFO] updating cached repository gasuketsu/rust-pingpong
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/gasuketsu/rust-pingpong
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/gasuketsu/rust-pingpong" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/gasuketsu/rust-pingpong"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/gasuketsu/rust-pingpong'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/gasuketsu/rust-pingpong" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/gasuketsu/rust-pingpong"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/gasuketsu/rust-pingpong'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3a16c2b95dadff2661d64b40133993643d97a4e5
[INFO] sha for GitHub repo gasuketsu/rust-pingpong: 3a16c2b95dadff2661d64b40133993643d97a4e5
[INFO] validating manifest of gasuketsu/rust-pingpong on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of gasuketsu/rust-pingpong on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing gasuketsu/rust-pingpong
[INFO] finished frobbing gasuketsu/rust-pingpong
[INFO] frobbed toml for gasuketsu/rust-pingpong written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/gasuketsu/rust-pingpong/Cargo.toml
[INFO] started frobbing gasuketsu/rust-pingpong
[INFO] finished frobbing gasuketsu/rust-pingpong
[INFO] frobbed toml for gasuketsu/rust-pingpong written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/gasuketsu/rust-pingpong/Cargo.toml
[INFO] crate gasuketsu/rust-pingpong already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking gasuketsu/rust-pingpong against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-6/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/gasuketsu/rust-pingpong:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 07abd3f9debfbb6018b5b8ca43735e15dcd20a9bd76e2200275a8a7ecb7b9c21
[INFO] running `"docker" "start" "-a" "07abd3f9debfbb6018b5b8ca43735e15dcd20a9bd76e2200275a8a7ecb7b9c21"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking pingpong v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/pingpong.rs:9:43
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn next_state(self: Box<Self>) -> Box<State>;
[INFO] [stderr]   |                                           ^^^^^ help: use `dyn`: `dyn State`
[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/pingpong.rs:19:43
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn next_state(self: Box<Self>) -> Box<State> {
[INFO] [stderr]    |                                           ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/pingpong.rs:20:36
[INFO] [stderr]    |
[INFO] [stderr] 20 |         Box::new(PongState) as Box<State>
[INFO] [stderr]    |                                    ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/pingpong.rs:31:43
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn next_state(self: Box<Self>) -> Box<State> {
[INFO] [stderr]    |                                           ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/pingpong.rs:32:36
[INFO] [stderr]    |
[INFO] [stderr] 32 |         Box::new(PingState) as Box<State>
[INFO] [stderr]    |                                    ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:4:54
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let mut s = Box::new(pingpong::PingState) as Box<pingpong::State>;
[INFO] [stderr]   |                                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn pingpong::State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/pingpong.rs:9:43
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn next_state(self: Box<Self>) -> Box<State>;
[INFO] [stderr]   |                                           ^^^^^ help: use `dyn`: `dyn State`
[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/pingpong.rs:19:43
[INFO] [stderr]    |
[INFO] [stderr] 19 |     fn next_state(self: Box<Self>) -> Box<State> {
[INFO] [stderr]    |                                           ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/pingpong.rs:20:36
[INFO] [stderr]    |
[INFO] [stderr] 20 |         Box::new(PongState) as Box<State>
[INFO] [stderr]    |                                    ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/pingpong.rs:31:43
[INFO] [stderr]    |
[INFO] [stderr] 31 |     fn next_state(self: Box<Self>) -> Box<State> {
[INFO] [stderr]    |                                           ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/pingpong.rs:32:36
[INFO] [stderr]    |
[INFO] [stderr] 32 |         Box::new(PingState) as Box<State>
[INFO] [stderr]    |                                    ^^^^^ help: use `dyn`: `dyn State`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/main.rs:4:54
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let mut s = Box::new(pingpong::PingState) as Box<pingpong::State>;
[INFO] [stderr]   |                                                      ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn pingpong::State`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `"docker" "inspect" "07abd3f9debfbb6018b5b8ca43735e15dcd20a9bd76e2200275a8a7ecb7b9c21"`
[INFO] running `"docker" "rm" "-f" "07abd3f9debfbb6018b5b8ca43735e15dcd20a9bd76e2200275a8a7ecb7b9c21"`
[INFO] [stdout] 07abd3f9debfbb6018b5b8ca43735e15dcd20a9bd76e2200275a8a7ecb7b9c21