[INFO] fetching crate i2cbus 0.1.1... [INFO] extracting crate i2cbus 0.1.1 into work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/i2cbus/0.1.1 [INFO] extracting crate i2cbus 0.1.1 into work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/i2cbus/0.1.1 [INFO] validating manifest of i2cbus-0.1.1 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 i2cbus-0.1.1 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 i2cbus-0.1.1 [INFO] finished frobbing i2cbus-0.1.1 [INFO] frobbed toml for i2cbus-0.1.1 written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/reg/i2cbus/0.1.1/Cargo.toml [INFO] started frobbing i2cbus-0.1.1 [INFO] finished frobbing i2cbus-0.1.1 [INFO] frobbed toml for i2cbus-0.1.1 written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/i2cbus/0.1.1/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] 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] checking i2cbus-0.1.1 against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008 [INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-6/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/reg/i2cbus/0.1.1:/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] 5f39160473a2c1a2a59223ba07277415d51bc1ae8b39aa6d8f00588907b2f455 [INFO] running `"docker" "start" "-a" "5f39160473a2c1a2a59223ba07277415d51bc1ae8b39aa6d8f00588907b2f455"` [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Checking parking_lot_core v0.4.0 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Compiling cargo_metadata v0.6.4 [INFO] [stderr] Checking tokio-reactor v0.1.9 [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] Compiling skeptic v0.13.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Compiling i2cdev2 v0.4.0 [INFO] [stderr] Checking tokio-proto v0.1.1 [INFO] [stderr] Checking tokio-tls v0.1.4 [INFO] [stderr] Checking hyper v0.11.27 [INFO] [stderr] Checking hyper-tls v0.1.4 [INFO] [stderr] Checking swagger v1.0.3 [INFO] [stderr] Checking i2cbus-api v0.1.5 [INFO] [stderr] Checking i2cbus v0.1.1 (/opt/crater/workdir) [INFO] [stderr] error: unknown macro variable `emeta` [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:13 [INFO] [stderr] | [INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ ( [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(meta_variable_misuse)] on by default [INFO] [stderr] [INFO] [stderr] error: unknown macro variable `eitem` [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:30 [INFO] [stderr] | [INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ ( [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: unknown macro variable `etyp` [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:48 [INFO] [stderr] | [INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ ( [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:71:48 [INFO] [stderr] | [INFO] [stderr] 65 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 71 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:71:57 [INFO] [stderr] | [INFO] [stderr] 65 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 71 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:84:49 [INFO] [stderr] | [INFO] [stderr] 78 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 84 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ] [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:84:58 [INFO] [stderr] | [INFO] [stderr] 78 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 84 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ] [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:97:49 [INFO] [stderr] | [INFO] [stderr] 91 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 97 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ] [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:97:58 [INFO] [stderr] | [INFO] [stderr] 91 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 97 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ] [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:146:41 [INFO] [stderr] | [INFO] [stderr] 142 | $ ( ( $ ( $ ttyp : ty ) , + ) ) * ) { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 146 | $ ( # [ $ imeta ] ) * $ iitem $ ( ( $ ( $ ttyp ) , * ) ) * $ ( [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:174:7 [INFO] [stderr] | [INFO] [stderr] 168 | $ ( $ qvar : ident : $ qtyp : ty ) , + ] $ ( $ queue : tt ) * ] ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 174 | ( $ ( $ qtyp ) , * ) ) { } ] queue [ $ ( $ queue ) * ] ) ; } ; ( [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/i2c.rs:125:32 [INFO] [stderr] | [INFO] [stderr] 125 | 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/server.rs:41:48 [INFO] [stderr] | [INFO] [stderr] 41 | fn i2c_bus_api(&self, _context: &C) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:48:14 [INFO] [stderr] | [INFO] [stderr] 48 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:57:14 [INFO] [stderr] | [INFO] [stderr] 57 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:67:14 [INFO] [stderr] | [INFO] [stderr] 67 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:80:14 [INFO] [stderr] | [INFO] [stderr] 80 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:92:14 [INFO] [stderr] | [INFO] [stderr] 92 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:104:14 [INFO] [stderr] | [INFO] [stderr] 104 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:117:14 [INFO] [stderr] | [INFO] [stderr] 117 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:130:14 [INFO] [stderr] | [INFO] [stderr] 130 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] error: unknown macro variable `emeta` [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:13 [INFO] [stderr] | [INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ ( [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[deny(meta_variable_misuse)] on by default [INFO] [stderr] [INFO] [stderr] error: unknown macro variable `eitem` [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:30 [INFO] [stderr] | [INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ ( [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: unknown macro variable `etyp` [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:54:48 [INFO] [stderr] | [INFO] [stderr] 54 | $ ( $ ( # [ $ emeta ] ) * => $ eitem $ ( ( $ ( $ etyp ) , * ) ) * ) * $ ( [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:71:48 [INFO] [stderr] | [INFO] [stderr] 65 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 71 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:71:57 [INFO] [stderr] | [INFO] [stderr] 65 | ( $ ( $ qvar : ident : $ qtyp : ty ) , + ) $ ( $ tail : tt ) * ] ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 71 | $ ( # [ $ bmeta ] ) * => $ bitem : TUPLE [ $ ( $ qvar : $ qtyp ) , * ] ] queue [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:84:49 [INFO] [stderr] | [INFO] [stderr] 78 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 84 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ] [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:84:58 [INFO] [stderr] | [INFO] [stderr] 78 | { $ ( $ qvar : ident : $ qtyp : ty ) , + } $ ( $ tail : tt ) * ] ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 84 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ] [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:97:49 [INFO] [stderr] | [INFO] [stderr] 91 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 97 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ] [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:97:58 [INFO] [stderr] | [INFO] [stderr] 91 | { $ ( $ qvar : ident : $ qtyp : ty ) , + , } $ ( $ tail : tt ) * ] ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 97 | $ ( # [ $ bmeta ] ) * => $ bitem : STRUCT [ $ ( $ qvar : $ qtyp ) , * ] ] [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:146:41 [INFO] [stderr] | [INFO] [stderr] 142 | $ ( ( $ ( $ ttyp : ty ) , + ) ) * ) { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 146 | $ ( # [ $ imeta ] ) * $ iitem $ ( ( $ ( $ ttyp ) , * ) ) * $ ( [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] error: meta-variable repeats with different Kleene operator [INFO] [stderr] --> <::error_chain::impl_error_chain_kind::impl_error_chain_kind macros>:174:7 [INFO] [stderr] | [INFO] [stderr] 168 | $ ( $ qvar : ident : $ qtyp : ty ) , + ] $ ( $ queue : tt ) * ] ) => { [INFO] [stderr] | - expected repetition [INFO] [stderr] ... [INFO] [stderr] 174 | ( $ ( $ qtyp ) , * ) ) { } ] queue [ $ ( $ queue ) * ] ) ; } ; ( [INFO] [stderr] | ^^^^^^ - conflicting repetition [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/i2c.rs:125:32 [INFO] [stderr] | [INFO] [stderr] 125 | 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/server.rs:41:48 [INFO] [stderr] | [INFO] [stderr] 41 | fn i2c_bus_api(&self, _context: &C) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:48:14 [INFO] [stderr] | [INFO] [stderr] 48 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:57:14 [INFO] [stderr] | [INFO] [stderr] 57 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:67:14 [INFO] [stderr] | [INFO] [stderr] 67 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:80:14 [INFO] [stderr] | [INFO] [stderr] 80 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:92:14 [INFO] [stderr] | [INFO] [stderr] 92 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:104:14 [INFO] [stderr] | [INFO] [stderr] 104 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:117:14 [INFO] [stderr] | [INFO] [stderr] 117 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/server.rs:130:14 [INFO] [stderr] | [INFO] [stderr] 130 | ) -> Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future` [INFO] [stderr] [INFO] [stderr] error: aborting due to 11 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `i2cbus`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: aborting due to 11 previous errors [INFO] [stderr] [INFO] [stderr] error: Could not compile `i2cbus`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "5f39160473a2c1a2a59223ba07277415d51bc1ae8b39aa6d8f00588907b2f455"` [INFO] running `"docker" "rm" "-f" "5f39160473a2c1a2a59223ba07277415d51bc1ae8b39aa6d8f00588907b2f455"` [INFO] [stdout] 5f39160473a2c1a2a59223ba07277415d51bc1ae8b39aa6d8f00588907b2f455