[INFO] crate grin_servers 2.0.0 is already in cache
[INFO] extracting crate grin_servers 2.0.0 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/grin_servers/2.0.0
[INFO] extracting crate grin_servers 2.0.0 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/grin_servers/2.0.0
[INFO] validating manifest of grin_servers-2.0.0 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 grin_servers-2.0.0 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 grin_servers-2.0.0
[INFO] finished frobbing grin_servers-2.0.0
[INFO] frobbed toml for grin_servers-2.0.0 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/grin_servers/2.0.0/Cargo.toml
[INFO] started frobbing grin_servers-2.0.0
[INFO] finished frobbing grin_servers-2.0.0
[INFO] frobbed toml for grin_servers-2.0.0 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/grin_servers/2.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking grin_servers-2.0.0 against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-3/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/grin_servers/2.0.0:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c67126b0e3778b5f85c99dbc5d02ed1bb410a94e55c56da3359ef2e7271070e4
[INFO] running `"docker" "start" "-a" "c67126b0e3778b5f85c99dbc5d02ed1bb410a94e55c56da3359ef2e7271070e4"`
[INFO] [stderr]     Checking itertools v0.7.11
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking grin_secp256k1zkp v0.7.7
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]     Checking http v0.1.18
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking grin_util v2.0.0
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking grin_keychain v2.0.0
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tokio-rustls v0.7.2
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking http-body v0.1.0
[INFO] [stderr]     Checking hyper v0.12.33
[INFO] [stderr]    Compiling croaring-sys v0.3.9
[INFO] [stderr]     Checking hyper-rustls v0.14.0
[INFO] [stderr]     Checking croaring v0.3.9
[INFO] [stderr]     Checking grin_core v2.0.0
[INFO] [stderr]     Checking grin_store v2.0.0
[INFO] [stderr]     Checking grin_chain v2.0.0
[INFO] [stderr]     Checking grin_pool v2.0.0
[INFO] [stderr]     Checking grin_p2p v2.0.0
[INFO] [stderr]     Checking grin_api v2.0.0
[INFO] [stderr]     Checking grin_servers v2.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/common/adapters.rs:352:43
[INFO] [stderr]     |
[INFO] [stderr] 352 |     fn kernel_data_write(&self, reader: &mut Read) -> Result<bool, chain::Error> {
[INFO] [stderr]     |                                              ^^^^ help: use `dyn`: `dyn Read`
[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/common/hooks.rs:40:24
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut list: Vec<Box<NetEvents + Send + Sync>> = Vec::new();
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetEvents + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/common/hooks.rs:53:24
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let mut list: Vec<Box<ChainEvents + Send + Sync>> = Vec::new();
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ChainEvents + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/grin/dandelion_monitor.rs:39:15
[INFO] [stderr]    |
[INFO] [stderr] 39 |     adapter: Arc<DandelionAdapter>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DandelionAdapter`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/grin/dandelion_monitor.rs:105:16
[INFO] [stderr]     |
[INFO] [stderr] 105 |     adapter: &Arc<DandelionAdapter>,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DandelionAdapter`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/common/adapters.rs:352:43
[INFO] [stderr]     |
[INFO] [stderr] 352 |     fn kernel_data_write(&self, reader: &mut Read) -> Result<bool, chain::Error> {
[INFO] [stderr]     |                                              ^^^^ help: use `dyn`: `dyn Read`
[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/common/hooks.rs:40:24
[INFO] [stderr]    |
[INFO] [stderr] 40 |     let mut list: Vec<Box<NetEvents + Send + Sync>> = Vec::new();
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn NetEvents + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/common/hooks.rs:53:24
[INFO] [stderr]    |
[INFO] [stderr] 53 |     let mut list: Vec<Box<ChainEvents + Send + Sync>> = Vec::new();
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn ChainEvents + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/grin/dandelion_monitor.rs:39:15
[INFO] [stderr]    |
[INFO] [stderr] 39 |     adapter: Arc<DandelionAdapter>,
[INFO] [stderr]    |                  ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DandelionAdapter`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/grin/dandelion_monitor.rs:105:16
[INFO] [stderr]     |
[INFO] [stderr] 105 |     adapter: &Arc<DandelionAdapter>,
[INFO] [stderr]     |                   ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DandelionAdapter`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 53s
[INFO] running `"docker" "inspect" "c67126b0e3778b5f85c99dbc5d02ed1bb410a94e55c56da3359ef2e7271070e4"`
[INFO] running `"docker" "rm" "-f" "c67126b0e3778b5f85c99dbc5d02ed1bb410a94e55c56da3359ef2e7271070e4"`
[INFO] [stdout] c67126b0e3778b5f85c99dbc5d02ed1bb410a94e55c56da3359ef2e7271070e4