[INFO] fetching crate tree-buf 0.10.0...
[INFO] building tree-buf-0.10.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate tree-buf 0.10.0 into /workspace/builds/worker-3-tc1/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-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tree-buf 0.10.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 92 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gibbon v0.1.3
[INFO] [stderr]   Downloaded simple-16 v0.2.0
[INFO] [stderr]   Downloaded defer v0.1.0
[INFO] [stderr]   Downloaded firestorm v0.3.1
[INFO] [stderr]   Downloaded transmute v0.1.1
[INFO] [stderr]   Downloaded tree-buf-macros v0.10.0
[INFO] [stderr]   Downloaded coercible_errors v0.1.4
[INFO] [stderr]   Downloaded zigzag v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d98275ae605cc0d80442bc38d33bf355dc635eee293ee7783ec12b82946338b
[INFO] running `Command { std: "docker" "start" "-a" "5d98275ae605cc0d80442bc38d33bf355dc635eee293ee7783ec12b82946338b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d98275ae605cc0d80442bc38d33bf355dc635eee293ee7783ec12b82946338b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d98275ae605cc0d80442bc38d33bf355dc635eee293ee7783ec12b82946338b", kill_on_drop: false }`
[INFO] [stdout] 5d98275ae605cc0d80442bc38d33bf355dc635eee293ee7783ec12b82946338b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a552602a14ed4f8d58cb1000fd5799edb47244f2de0aaf38970853e2bd65934c
[INFO] running `Command { std: "docker" "start" "-a" "a552602a14ed4f8d58cb1000fd5799edb47244f2de0aaf38970853e2bd65934c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling firestorm v0.3.1
[INFO] [stderr]    Compiling defer v0.1.0
[INFO] [stderr]    Compiling transmute v0.1.1
[INFO] [stderr]    Compiling gibbon v0.1.3
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling zigzag v0.1.0
[INFO] [stderr]    Compiling simple-16 v0.2.0
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling tree-buf-macros v0.10.0
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling coercible_errors v0.1.4
[INFO] [stderr]    Compiling 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 <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> 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)]` (part of `#[warn(unused)]`) 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, and crates
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) 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<u32>, 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<u32>, 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<u16>, 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<u16>, 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.31s
[INFO] running `Command { std: "docker" "inspect" "a552602a14ed4f8d58cb1000fd5799edb47244f2de0aaf38970853e2bd65934c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a552602a14ed4f8d58cb1000fd5799edb47244f2de0aaf38970853e2bd65934c", kill_on_drop: false }`
[INFO] [stdout] a552602a14ed4f8d58cb1000fd5799edb47244f2de0aaf38970853e2bd65934c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3dfa8583c519bd5b1e9ddc404d93ebcebb07b3d35109058ffa8ae22c5101b0f9
[INFO] running `Command { std: "docker" "start" "-a" "3dfa8583c519bd5b1e9ddc404d93ebcebb07b3d35109058ffa8ae22c5101b0f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling tree-buf-macros v0.10.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling 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 <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.1
[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, and crates
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[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<u32>, 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<u32>, 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<u16>, 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<u16>, 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] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling criterion v0.3.6
[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)]` (part of `#[warn(unused)]`) 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 <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> 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)]` (part of `#[warn(unused)]`) 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, and crates
[INFO] [stdout]   = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) 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<u32>, 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<u32>, 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<u16>, 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<u16>, 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 25.91s
[INFO] running `Command { std: "docker" "inspect" "3dfa8583c519bd5b1e9ddc404d93ebcebb07b3d35109058ffa8ae22c5101b0f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3dfa8583c519bd5b1e9ddc404d93ebcebb07b3d35109058ffa8ae22c5101b0f9", kill_on_drop: false }`
[INFO] [stdout] 3dfa8583c519bd5b1e9ddc404d93ebcebb07b3d35109058ffa8ae22c5101b0f9
