[INFO] fetching crate tree-buf 0.10.0... [INFO] checking tree-buf-0.10.0 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1 [INFO] extracting crate tree-buf 0.10.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate tree-buf 0.10.0 [INFO] finished tweaking crates.io crate tree-buf 0.10.0 [INFO] tweaked toml for crates.io crate tree-buf 0.10.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tree-buf 0.10.0 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 109 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] [stderr] Adding defer v0.1.0 (available: v0.2.1) [INFO] [stderr] Adding firestorm v0.3.1 (available: v0.5.1) [INFO] [stderr] Adding rand v0.7.3 (available: v0.9.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1f05149b98626d6ca30427a338db2bf4c037c16b199de0edb2779a872d853379 [INFO] running `Command { std: "docker" "start" "-a" "1f05149b98626d6ca30427a338db2bf4c037c16b199de0edb2779a872d853379", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1f05149b98626d6ca30427a338db2bf4c037c16b199de0edb2779a872d853379", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1f05149b98626d6ca30427a338db2bf4c037c16b199de0edb2779a872d853379", kill_on_drop: false }` [INFO] [stdout] 1f05149b98626d6ca30427a338db2bf4c037c16b199de0edb2779a872d853379 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 366f9250865cf0c669a9cb613fdd87ce2224f8390485e44ed13dd2835e857730 [INFO] running `Command { std: "docker" "start" "-a" "366f9250865cf0c669a9cb613fdd87ce2224f8390485e44ed13dd2835e857730", kill_on_drop: false }` [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking backtrace v0.3.75 [INFO] [stderr] Compiling Inflector v0.11.4 [INFO] [stderr] Checking firestorm v0.3.1 [INFO] [stderr] Checking zigzag v0.1.0 [INFO] [stderr] Checking defer v0.1.0 [INFO] [stderr] Checking transmute v0.1.1 [INFO] [stderr] Checking gibbon v0.1.3 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stderr] Checking simple-16 v0.2.0 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking coercible_errors v0.1.4 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Compiling tree-buf-macros v0.10.0 [INFO] [stderr] Checking tree-buf v0.10.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `tests` [INFO] [stdout] --> src/internal/encodings/delta.rs:25:7 [INFO] [stdout] | [INFO] [stdout] 25 | #[cfg(tests)] [INFO] [stdout] | ^^^^^ help: there is a config with a similar name: `test` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tests)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tests)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `array_fixed::*`, `boolean::*`, `float::*`, `integer::*`, and `tuple::*` [INFO] [stdout] --> src/internal/types/mod.rs:13:20 [INFO] [stdout] | [INFO] [stdout] 13 | pub use {array::*, array_fixed::*, boolean::*, bytes::*, float::*, hashmap::*, ignore::*, integer::*, nullable::*, string::*, tuple::*}; [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `tests` [INFO] [stdout] --> src/internal/encodings/delta.rs:25:7 [INFO] [stdout] | [INFO] [stdout] 25 | #[cfg(tests)] [INFO] [stdout] | ^^^^^ help: there is a config with a similar name: `test` [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(tests)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(tests)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `array_fixed::*`, `boolean::*`, `float::*`, `integer::*`, and `tuple::*` [INFO] [stdout] --> src/internal/types/mod.rs:13:20 [INFO] [stdout] | [INFO] [stdout] 13 | pub use {array::*, array_fixed::*, boolean::*, bytes::*, float::*, hashmap::*, ignore::*, integer::*, nullable::*, string::*, tuple::*}; [INFO] [stdout] | ^^^^^^^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ ^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` attribute cannot be used on macro defs [INFO] [stdout] --> src/internal/branch/mod.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[macro_use]` can be applied to modules, extern crates, crates [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[macro_use]` attribute cannot be used on macro defs [INFO] [stdout] --> src/internal/branch/mod.rs:3:1 [INFO] [stdout] | [INFO] [stdout] 3 | #[macro_use] [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[macro_use]` can be applied to modules, extern crates, crates [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/internal/types/integer.rs:219:16 [INFO] [stdout] | [INFO] [stdout] 219 | if let Ok(lower_max) = lower_max { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 292 | impl_lowerable!(u64, encode_u64, fast_size_for_u64, u32, encode_u32, fast_size_for_u32, (u16), (PrefixVarIntCompressor)); [INFO] [stdout] | ------------------------------------------------------------------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_lowerable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/internal/types/integer.rs:254:16 [INFO] [stdout] | [INFO] [stdout] 254 | if let Ok(lower_max) = lower_max { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 292 | impl_lowerable!(u64, encode_u64, fast_size_for_u64, u32, encode_u32, fast_size_for_u32, (u16), (PrefixVarIntCompressor)); [INFO] [stdout] | ------------------------------------------------------------------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: this warning originates in the macro `impl_lowerable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/internal/types/integer.rs:219:16 [INFO] [stdout] | [INFO] [stdout] 219 | if let Ok(lower_max) = lower_max { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 293 | / impl_lowerable!( [INFO] [stdout] 294 | | u32, [INFO] [stdout] 295 | | encode_u32, [INFO] [stdout] 296 | | fast_size_for_u32, [INFO] [stdout] ... | [INFO] [stdout] 301 | | (Simple16Compressor, DeltaZigZagCompressor, PrefixVarIntCompressor) [INFO] [stdout] 302 | | ); // TODO: Consider adding Fixed. [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: this warning originates in the macro `impl_lowerable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/internal/types/integer.rs:254:16 [INFO] [stdout] | [INFO] [stdout] 254 | if let Ok(lower_max) = lower_max { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 293 | / impl_lowerable!( [INFO] [stdout] 294 | | u32, [INFO] [stdout] 295 | | encode_u32, [INFO] [stdout] 296 | | fast_size_for_u32, [INFO] [stdout] ... | [INFO] [stdout] 301 | | (Simple16Compressor, DeltaZigZagCompressor, PrefixVarIntCompressor) [INFO] [stdout] 302 | | ); // TODO: Consider adding Fixed. [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: this warning originates in the macro `impl_lowerable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/internal/types/integer.rs:219:16 [INFO] [stdout] | [INFO] [stdout] 219 | if let Ok(lower_max) = lower_max { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 303 | / impl_lowerable!( [INFO] [stdout] 304 | | u16, [INFO] [stdout] 305 | | encode_u16, [INFO] [stdout] 306 | | fast_size_for_u16, [INFO] [stdout] ... | [INFO] [stdout] 311 | | (Simple16Compressor, PrefixVarIntCompressor) [INFO] [stdout] 312 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: this warning originates in the macro `impl_lowerable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/internal/types/integer.rs:254:16 [INFO] [stdout] | [INFO] [stdout] 254 | if let Ok(lower_max) = lower_max { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 303 | / impl_lowerable!( [INFO] [stdout] 304 | | u16, [INFO] [stdout] 305 | | encode_u16, [INFO] [stdout] 306 | | fast_size_for_u16, [INFO] [stdout] ... | [INFO] [stdout] 311 | | (Simple16Compressor, PrefixVarIntCompressor) [INFO] [stdout] 312 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: this warning originates in the macro `impl_lowerable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/internal/types/integer.rs:219:16 [INFO] [stdout] | [INFO] [stdout] 219 | if let Ok(lower_max) = lower_max { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 292 | impl_lowerable!(u64, encode_u64, fast_size_for_u64, u32, encode_u32, fast_size_for_u32, (u16), (PrefixVarIntCompressor)); [INFO] [stdout] | ------------------------------------------------------------------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: `#[warn(irrefutable_let_patterns)]` on by default [INFO] [stdout] = note: this warning originates in the macro `impl_lowerable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/internal/types/integer.rs:254:16 [INFO] [stdout] | [INFO] [stdout] 254 | if let Ok(lower_max) = lower_max { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 292 | impl_lowerable!(u64, encode_u64, fast_size_for_u64, u32, encode_u32, fast_size_for_u32, (u16), (PrefixVarIntCompressor)); [INFO] [stdout] | ------------------------------------------------------------------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: this warning originates in the macro `impl_lowerable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/internal/types/integer.rs:219:16 [INFO] [stdout] | [INFO] [stdout] 219 | if let Ok(lower_max) = lower_max { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 293 | / impl_lowerable!( [INFO] [stdout] 294 | | u32, [INFO] [stdout] 295 | | encode_u32, [INFO] [stdout] 296 | | fast_size_for_u32, [INFO] [stdout] ... | [INFO] [stdout] 301 | | (Simple16Compressor, DeltaZigZagCompressor, PrefixVarIntCompressor) [INFO] [stdout] 302 | | ); // TODO: Consider adding Fixed. [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: this warning originates in the macro `impl_lowerable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/internal/types/integer.rs:254:16 [INFO] [stdout] | [INFO] [stdout] 254 | if let Ok(lower_max) = lower_max { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 293 | / impl_lowerable!( [INFO] [stdout] 294 | | u32, [INFO] [stdout] 295 | | encode_u32, [INFO] [stdout] 296 | | fast_size_for_u32, [INFO] [stdout] ... | [INFO] [stdout] 301 | | (Simple16Compressor, DeltaZigZagCompressor, PrefixVarIntCompressor) [INFO] [stdout] 302 | | ); // TODO: Consider adding Fixed. [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: this warning originates in the macro `impl_lowerable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/internal/types/integer.rs:219:16 [INFO] [stdout] | [INFO] [stdout] 219 | if let Ok(lower_max) = lower_max { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 303 | / impl_lowerable!( [INFO] [stdout] 304 | | u16, [INFO] [stdout] 305 | | encode_u16, [INFO] [stdout] 306 | | fast_size_for_u16, [INFO] [stdout] ... | [INFO] [stdout] 311 | | (Simple16Compressor, PrefixVarIntCompressor) [INFO] [stdout] 312 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: this warning originates in the macro `impl_lowerable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: irrefutable `if let` pattern [INFO] [stdout] --> src/internal/types/integer.rs:254:16 [INFO] [stdout] | [INFO] [stdout] 254 | if let Ok(lower_max) = lower_max { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 303 | / impl_lowerable!( [INFO] [stdout] 304 | | u16, [INFO] [stdout] 305 | | encode_u16, [INFO] [stdout] 306 | | fast_size_for_u16, [INFO] [stdout] ... | [INFO] [stdout] 311 | | (Simple16Compressor, PrefixVarIntCompressor) [INFO] [stdout] 312 | | ); [INFO] [stdout] | |_- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this pattern will always match, so the `if let` is useless [INFO] [stdout] = help: consider replacing the `if let` with a `let` [INFO] [stdout] = note: this warning originates in the macro `impl_lowerable` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tree_buf::prelude::*` [INFO] [stdout] --> benches/float_list.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use tree_buf::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `y` is never read [INFO] [stdout] --> tests/schema_mismatches.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 28 | pub struct Y { [INFO] [stdout] | - field in this struct [INFO] [stdout] 29 | y: u64, [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `Y` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.89s [INFO] running `Command { std: "docker" "inspect" "366f9250865cf0c669a9cb613fdd87ce2224f8390485e44ed13dd2835e857730", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "366f9250865cf0c669a9cb613fdd87ce2224f8390485e44ed13dd2835e857730", kill_on_drop: false }` [INFO] [stdout] 366f9250865cf0c669a9cb613fdd87ce2224f8390485e44ed13dd2835e857730