[INFO] fetching crate flowrlib 0.3.1...
[INFO] extracting crate flowrlib 0.3.1 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/flowrlib/0.3.1
[INFO] extracting crate flowrlib 0.3.1 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/flowrlib/0.3.1
[INFO] validating manifest of flowrlib-0.3.1 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 flowrlib-0.3.1 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 flowrlib-0.3.1
[INFO] finished frobbing flowrlib-0.3.1
[INFO] frobbed toml for flowrlib-0.3.1 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/flowrlib/0.3.1/Cargo.toml
[INFO] started frobbing flowrlib-0.3.1
[INFO] finished frobbing flowrlib-0.3.1
[INFO] frobbed toml for flowrlib-0.3.1 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/flowrlib/0.3.1/Cargo.toml
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 flowrlib-0.3.1 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-2/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/flowrlib/0.3.1:/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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 13e6beebd8bed6647d3d24db9a6f7d47b63ca994c4b0cae3f8fb9a971cbbc62e
[INFO] running `"docker" "start" "-a" "13e6beebd8bed6647d3d24db9a6f7d47b63ca994c4b0cae3f8fb9a971cbbc62e"`
[INFO] [stderr]     Checking flowrlib v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/execution.rs:10:34
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn init(runnables: Vec<Arc<Mutex<Runnable>>>) -> RunList {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[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/execution.rs:48:41
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn execute(runnables: Vec<Arc<Mutex<Runnable>>>) -> ! {
[INFO] [stderr]    |                                         ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runlist.rs:19:30
[INFO] [stderr]    |
[INFO] [stderr] 19 |     runnables: Vec<Arc<Mutex<Runnable>>>,
[INFO] [stderr]    |                              ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runlist.rs:28:40
[INFO] [stderr]    |
[INFO] [stderr] 28 |             runnables: Vec::<Arc<Mutex<Runnable>>>::new(),
[INFO] [stderr]    |                                        ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runlist.rs:35:62
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn set_runnables(&mut self, runnables: Vec<Arc<Mutex<Runnable>>>) {
[INFO] [stderr]    |                                                              ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runlist.rs:40:47
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn get(&self, id: usize) -> Arc<Mutex<Runnable>> {
[INFO] [stderr]    |                                               ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runlist.rs:57:48
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn next(&mut self) -> Option<Arc<Mutex<Runnable>>> {
[INFO] [stderr]    |                                                ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/value.rs:12:25
[INFO] [stderr]    |
[INFO] [stderr] 12 |     implementation: Box<Implementation>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Implementation`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/function.rs:8:25
[INFO] [stderr]   |
[INFO] [stderr] 8 |     implementation: Box<Implementation>,
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Implementation`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/function.rs:34:47
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn new(id: usize, implementation: Box<Implementation>,
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Implementation`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/execution.rs:10:34
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn init(runnables: Vec<Arc<Mutex<Runnable>>>) -> RunList {
[INFO] [stderr]    |                                  ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[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/execution.rs:48:41
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn execute(runnables: Vec<Arc<Mutex<Runnable>>>) -> ! {
[INFO] [stderr]    |                                         ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runlist.rs:19:30
[INFO] [stderr]    |
[INFO] [stderr] 19 |     runnables: Vec<Arc<Mutex<Runnable>>>,
[INFO] [stderr]    |                              ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runlist.rs:28:40
[INFO] [stderr]    |
[INFO] [stderr] 28 |             runnables: Vec::<Arc<Mutex<Runnable>>>::new(),
[INFO] [stderr]    |                                        ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runlist.rs:35:62
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn set_runnables(&mut self, runnables: Vec<Arc<Mutex<Runnable>>>) {
[INFO] [stderr]    |                                                              ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runlist.rs:40:47
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn get(&self, id: usize) -> Arc<Mutex<Runnable>> {
[INFO] [stderr]    |                                               ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/runlist.rs:57:48
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn next(&mut self) -> Option<Arc<Mutex<Runnable>>> {
[INFO] [stderr]    |                                                ^^^^^^^^ help: use `dyn`: `dyn Runnable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/value.rs:12:25
[INFO] [stderr]    |
[INFO] [stderr] 12 |     implementation: Box<Implementation>,
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Implementation`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/function.rs:8:25
[INFO] [stderr]   |
[INFO] [stderr] 8 |     implementation: Box<Implementation>,
[INFO] [stderr]   |                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Implementation`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/function.rs:34:47
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn new(id: usize, implementation: Box<Implementation>,
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Implementation`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "13e6beebd8bed6647d3d24db9a6f7d47b63ca994c4b0cae3f8fb9a971cbbc62e"`
[INFO] running `"docker" "rm" "-f" "13e6beebd8bed6647d3d24db9a6f7d47b63ca994c4b0cae3f8fb9a971cbbc62e"`
[INFO] [stdout] 13e6beebd8bed6647d3d24db9a6f7d47b63ca994c4b0cae3f8fb9a971cbbc62e