[INFO] fetching crate miraland-frozen-abi 1.18.1... [INFO] checking miraland-frozen-abi-1.18.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate miraland-frozen-abi 1.18.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate miraland-frozen-abi 1.18.1 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate miraland-frozen-abi 1.18.1 [INFO] finished tweaking crates.io crate miraland-frozen-abi 1.18.1 [INFO] tweaked toml for crates.io crate miraland-frozen-abi 1.18.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 57 packages [INFO] [stderr] Adding bitmaps v2.1.0 (latest: v3.2.1) [INFO] [stderr] Adding bs58 v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding env_logger v0.9.3 (latest: v0.11.3) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding memmap2 v0.5.10 (latest: v0.9.4) [INFO] [stderr] Adding miraland-frozen-abi-macro v1.18.1 (latest: v1.18.3) [INFO] [stderr] Adding miraland-logger v1.18.1 (latest: v1.18.3) [INFO] [stderr] Adding sized-chunks v0.6.5 (latest: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded miraland-frozen-abi-macro v1.18.1 [INFO] [stderr] Downloaded miraland-logger v1.18.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6effdc83b6f49372b5c82937cb15b5c4402f3db033cf2f255e7c97286e217550 [INFO] running `Command { std: "docker" "start" "-a" "6effdc83b6f49372b5c82937cb15b5c4402f3db033cf2f255e7c97286e217550", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6effdc83b6f49372b5c82937cb15b5c4402f3db033cf2f255e7c97286e217550", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6effdc83b6f49372b5c82937cb15b5c4402f3db033cf2f255e7c97286e217550", kill_on_drop: false }` [INFO] [stdout] 6effdc83b6f49372b5c82937cb15b5c4402f3db033cf2f255e7c97286e217550 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fdfbec2b995b1c67223dd1418b697aa785a3e16c35e259bdf9edad75363e73ad [INFO] running `Command { std: "docker" "start" "-a" "fdfbec2b995b1c67223dd1418b697aa785a3e16c35e259bdf9edad75363e73ad", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Compiling feature-probe v0.1.1 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling im v15.1.0 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking memmap2 v0.5.10 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Checking bs58 v0.4.0 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Compiling bv v0.11.1 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling miraland-frozen-abi-macro v1.18.1 [INFO] [stderr] Compiling miraland-frozen-abi v1.18.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking sized-chunks v0.6.5 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking serde_bytes v0.11.14 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking env_logger v0.9.3 [INFO] [stderr] Checking miraland-logger v1.18.1 [INFO] [stdout] warning: the item `Serializer` is imported redundantly [INFO] [stdout] --> src/abi_digester.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 8 | ser::{Error as SerdeError, *}, [INFO] [stdout] | - the item `Serializer` is already imported here [INFO] [stdout] 9 | Serialize, Serializer, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/hash.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | std::{convert::TryFrom, fmt}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Serialize` is imported redundantly [INFO] [stdout] --> src/abi_digester.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 8 | ser::{Error as SerdeError, *}, [INFO] [stdout] | - the item `Serialize` is already imported here [INFO] [stdout] 9 | Serialize, Serializer, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:21:1 [INFO] [stdout] | [INFO] [stdout] 21 | #[macro_use] [INFO] [stdout] | ------------ the item `Serialize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Serializer` is imported redundantly [INFO] [stdout] --> src/abi_digester.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 8 | ser::{Error as SerdeError, *}, [INFO] [stdout] | - the item `Serializer` is already imported here [INFO] [stdout] 9 | Serialize, Serializer, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/hash.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | std::{convert::TryFrom, fmt}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/385fa9d845dd326c6bbfd58c22244215e431948a/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `2` is never read [INFO] [stdout] --> src/abi_digester.rs:698:55 [INFO] [stdout] | [INFO] [stdout] 698 | struct TestTupleStruct(i8, i8, #[serde(skip)] i8); [INFO] [stdout] | --------------- field in this struct ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 698 | struct TestTupleStruct(i8, i8, #[serde(skip)] ()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.00s [INFO] running `Command { std: "docker" "inspect" "fdfbec2b995b1c67223dd1418b697aa785a3e16c35e259bdf9edad75363e73ad", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fdfbec2b995b1c67223dd1418b697aa785a3e16c35e259bdf9edad75363e73ad", kill_on_drop: false }` [INFO] [stdout] fdfbec2b995b1c67223dd1418b697aa785a3e16c35e259bdf9edad75363e73ad [INFO] checking miraland-frozen-abi-1.18.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate miraland-frozen-abi 1.18.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate miraland-frozen-abi 1.18.1 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate miraland-frozen-abi 1.18.1 [INFO] finished tweaking crates.io crate miraland-frozen-abi 1.18.1 [INFO] tweaked toml for crates.io crate miraland-frozen-abi 1.18.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 57 packages [INFO] [stderr] Adding bitmaps v2.1.0 (latest: v3.2.1) [INFO] [stderr] Adding bs58 v0.4.0 (latest: v0.5.1) [INFO] [stderr] Adding env_logger v0.9.3 (latest: v0.11.3) [INFO] [stderr] Adding generic-array v0.14.7 (latest: v1.0.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding memmap2 v0.5.10 (latest: v0.9.4) [INFO] [stderr] Adding miraland-frozen-abi-macro v1.18.1 (latest: v1.18.3) [INFO] [stderr] Adding miraland-logger v1.18.1 (latest: v1.18.3) [INFO] [stderr] Adding sized-chunks v0.6.5 (latest: v0.7.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8f130f89be0b254511836c308e6f7a77cafd24774ed11a255108ec8a1e57e1d5 [INFO] running `Command { std: "docker" "start" "-a" "8f130f89be0b254511836c308e6f7a77cafd24774ed11a255108ec8a1e57e1d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8f130f89be0b254511836c308e6f7a77cafd24774ed11a255108ec8a1e57e1d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8f130f89be0b254511836c308e6f7a77cafd24774ed11a255108ec8a1e57e1d5", kill_on_drop: false }` [INFO] [stdout] 8f130f89be0b254511836c308e6f7a77cafd24774ed11a255108ec8a1e57e1d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d2ed5ccd0431e35166b334e2518306fa84012cc8c6ee524d0e306c366cee055 [INFO] running `Command { std: "docker" "start" "-a" "7d2ed5ccd0431e35166b334e2518306fa84012cc8c6ee524d0e306c366cee055", kill_on_drop: false }` [INFO] [stderr] Compiling semver v1.0.22 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Checking memchr v2.7.2 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking regex-syntax v0.8.3 [INFO] [stderr] Compiling feature-probe v0.1.1 [INFO] [stderr] Checking log v0.4.21 [INFO] [stderr] Checking either v1.10.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Compiling generic-array v0.14.7 [INFO] [stderr] Compiling im v15.1.0 [INFO] [stderr] Checking humantime v2.1.0 [INFO] [stderr] Checking bitmaps v2.1.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking memmap2 v0.5.10 [INFO] [stderr] Checking bs58 v0.4.0 [INFO] [stderr] Compiling bv v0.11.1 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Checking subtle v2.5.0 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling miraland-frozen-abi-macro v1.18.1 [INFO] [stderr] Compiling miraland-frozen-abi v1.18.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking sized-chunks v0.6.5 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking serde_bytes v0.11.14 [INFO] [stderr] Checking bitflags v2.5.0 [INFO] [stderr] Checking block-buffer v0.10.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking env_logger v0.9.3 [INFO] [stderr] Checking miraland-logger v1.18.1 [INFO] [stdout] warning: the item `Serializer` is imported redundantly [INFO] [stdout] --> src/abi_digester.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 8 | ser::{Error as SerdeError, *}, [INFO] [stdout] | - the item `Serializer` is already imported here [INFO] [stdout] 9 | Serialize, Serializer, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/hash.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | std::{convert::TryFrom, fmt}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Serialize` is imported redundantly [INFO] [stdout] --> src/abi_digester.rs:9:9 [INFO] [stdout] | [INFO] [stdout] 8 | ser::{Error as SerdeError, *}, [INFO] [stdout] | - the item `Serialize` is already imported here [INFO] [stdout] 9 | Serialize, Serializer, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:21:1 [INFO] [stdout] | [INFO] [stdout] 21 | #[macro_use] [INFO] [stdout] | ------------ the item `Serialize` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Serializer` is imported redundantly [INFO] [stdout] --> src/abi_digester.rs:9:20 [INFO] [stdout] | [INFO] [stdout] 8 | ser::{Error as SerdeError, *}, [INFO] [stdout] | - the item `Serializer` is already imported here [INFO] [stdout] 9 | Serialize, Serializer, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryFrom` is imported redundantly [INFO] [stdout] --> src/hash.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | std::{convert::TryFrom, fmt}, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2/library/std/src/prelude/mod.rs:148:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `TryFrom` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `2` is never read [INFO] [stdout] --> src/abi_digester.rs:698:55 [INFO] [stdout] | [INFO] [stdout] 698 | struct TestTupleStruct(i8, i8, #[serde(skip)] i8); [INFO] [stdout] | --------------- field in this struct ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 698 | struct TestTupleStruct(i8, i8, #[serde(skip)] ()); [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.94s [INFO] running `Command { std: "docker" "inspect" "7d2ed5ccd0431e35166b334e2518306fa84012cc8c6ee524d0e306c366cee055", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d2ed5ccd0431e35166b334e2518306fa84012cc8c6ee524d0e306c366cee055", kill_on_drop: false }` [INFO] [stdout] 7d2ed5ccd0431e35166b334e2518306fa84012cc8c6ee524d0e306c366cee055