[INFO] fetching crate async-trait-fn 0.1.74...
[INFO] checking async-trait-fn-0.1.74 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate async-trait-fn 0.1.74 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate async-trait-fn 0.1.74 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-trait-fn 0.1.74
[INFO] finished tweaking crates.io crate async-trait-fn 0.1.74
[INFO] tweaked toml for crates.io crate async-trait-fn 0.1.74 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b7816b2fb0eea957cfa6dfbddf2489271a5a16574f38504c787aec118017071
[INFO] running `Command { std: "docker" "start" "-a" "8b7816b2fb0eea957cfa6dfbddf2489271a5a16574f38504c787aec118017071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b7816b2fb0eea957cfa6dfbddf2489271a5a16574f38504c787aec118017071", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b7816b2fb0eea957cfa6dfbddf2489271a5a16574f38504c787aec118017071", kill_on_drop: false }`
[INFO] [stdout] 8b7816b2fb0eea957cfa6dfbddf2489271a5a16574f38504c787aec118017071
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 319ae33cc34bcc4efb17cf53714edea973ffaf8dbd11720e68e2ab1152830b4a
[INFO] running `Command { std: "docker" "start" "-a" "319ae33cc34bcc4efb17cf53714edea973ffaf8dbd11720e68e2ab1152830b4a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]    Compiling async-trait-fn v0.1.74 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling trybuild v1.0.89
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking dissimilar v1.0.7
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking basic-toml v0.1.8
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking syn v2.0.52
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stdout] warning: trait `UnsafeTraitPubCrate` is never used
[INFO] [stdout]    --> tests/test.rs:165:25
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub(crate) unsafe trait UnsafeTraitPubCrate {}
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `UnsafeTraitPrivate` is never used
[INFO] [stdout]    --> tests/test.rs:168:14
[INFO] [stdout]     |
[INFO] [stdout] 168 | unsafe trait UnsafeTraitPrivate {}
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CanDestruct` is never used
[INFO] [stdout]    --> tests/test.rs:172:11
[INFO] [stdout]     |
[INFO] [stdout] 172 |     trait CanDestruct {
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]    --> tests/test.rs:189:11
[INFO] [stdout]     |
[INFO] [stdout] 189 |     trait Trait {
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]    --> tests/test.rs:211:15
[INFO] [stdout]     |
[INFO] [stdout] 211 |     pub trait Trait {
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]    --> tests/test.rs:236:15
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub trait Trait {
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Issue1` is never used
[INFO] [stdout]    --> tests/test.rs:713:11
[INFO] [stdout]     |
[INFO] [stdout] 713 |     trait Issue1 {
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Issue11` is never used
[INFO] [stdout]    --> tests/test.rs:757:11
[INFO] [stdout]     |
[INFO] [stdout] 757 |     trait Issue11 {
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Struct` is never constructed
[INFO] [stdout]    --> tests/test.rs:761:12
[INFO] [stdout]     |
[INFO] [stdout] 761 |     struct Struct;
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]    --> tests/test.rs:774:11
[INFO] [stdout]     |
[INFO] [stdout] 774 |     trait Trait {}
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Issue15` is never used
[INFO] [stdout]    --> tests/test.rs:777:11
[INFO] [stdout]     |
[INFO] [stdout] 777 |     trait Issue15 {
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Issue17` is never used
[INFO] [stdout]    --> tests/test.rs:787:11
[INFO] [stdout]     |
[INFO] [stdout] 787 |     trait Issue17 {
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Struct` is never constructed
[INFO] [stdout]    --> tests/test.rs:791:12
[INFO] [stdout]     |
[INFO] [stdout] 791 |     struct Struct {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Str` is never constructed
[INFO] [stdout]    --> tests/test.rs:882:12
[INFO] [stdout]     |
[INFO] [stdout] 882 |     struct Str<'a>(&'a str);
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait1` is never used
[INFO] [stdout]    --> tests/test.rs:885:11
[INFO] [stdout]     |
[INFO] [stdout] 885 |     trait Trait1<'a> {
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait2` is never used
[INFO] [stdout]    --> tests/test.rs:900:11
[INFO] [stdout]     |
[INFO] [stdout] 900 |     trait Trait2 {
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait3` is never used
[INFO] [stdout]    --> tests/test.rs:910:11
[INFO] [stdout]     |
[INFO] [stdout] 910 |     trait Trait3<'a, 'b> {
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]     --> tests/test.rs:1149:22
[INFO] [stdout]      |
[INFO] [stdout] 1149 |     pub struct Tuple(u8);
[INFO] [stdout]      |                ----- ^^
[INFO] [stdout]      |                |
[INFO] [stdout]      |                field in this struct
[INFO] [stdout]      |
[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] 1149 |     pub struct Tuple(());
[INFO] [stdout]      |                      ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]     --> tests/test.rs:1342:11
[INFO] [stdout]      |
[INFO] [stdout] 1342 |     trait Trait {
[INFO] [stdout]      |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `T1` is never used
[INFO] [stdout]     --> tests/test.rs:1478:11
[INFO] [stdout]      |
[INFO] [stdout] 1478 |     trait T1 {
[INFO] [stdout]      |           ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Foo` is never constructed
[INFO] [stdout]     --> tests/test.rs:1493:12
[INFO] [stdout]      |
[INFO] [stdout] 1493 |     struct Foo;
[INFO] [stdout]      |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]     --> tests/test.rs:1557:11
[INFO] [stdout]      |
[INFO] [stdout] 1557 |     trait Trait {
[INFO] [stdout]      |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]     --> tests/test.rs:1572:11
[INFO] [stdout]      |
[INFO] [stdout] 1572 |     trait Trait<T = ()> {
[INFO] [stdout]      |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Foo` is never used
[INFO] [stdout]     --> tests/test.rs:1874:11
[INFO] [stdout]      |
[INFO] [stdout] 1874 |     trait Foo {
[INFO] [stdout]      |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.59s
[INFO] running `Command { std: "docker" "inspect" "319ae33cc34bcc4efb17cf53714edea973ffaf8dbd11720e68e2ab1152830b4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "319ae33cc34bcc4efb17cf53714edea973ffaf8dbd11720e68e2ab1152830b4a", kill_on_drop: false }`
[INFO] [stdout] 319ae33cc34bcc4efb17cf53714edea973ffaf8dbd11720e68e2ab1152830b4a
[INFO] checking async-trait-fn-0.1.74 against try#bfe97fcae016881ad333f0ff8cea2cadb9cf136c for pr-121848
[INFO] extracting crate async-trait-fn 0.1.74 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate async-trait-fn 0.1.74 on toolchain bfe97fcae016881ad333f0ff8cea2cadb9cf136c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-trait-fn 0.1.74
[INFO] finished tweaking crates.io crate async-trait-fn 0.1.74
[INFO] tweaked toml for crates.io crate async-trait-fn 0.1.74 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ac549bb2d32bee7a7beeeba3270fc8004df613ae9fe199a9c4371f0916e9484
[INFO] running `Command { std: "docker" "start" "-a" "0ac549bb2d32bee7a7beeeba3270fc8004df613ae9fe199a9c4371f0916e9484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ac549bb2d32bee7a7beeeba3270fc8004df613ae9fe199a9c4371f0916e9484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ac549bb2d32bee7a7beeeba3270fc8004df613ae9fe199a9c4371f0916e9484", kill_on_drop: false }`
[INFO] [stdout] 0ac549bb2d32bee7a7beeeba3270fc8004df613ae9fe199a9c4371f0916e9484
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+bfe97fcae016881ad333f0ff8cea2cadb9cf136c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6bb420a34b3da94435141c049b3d1874b28af3274918673d705d27245f97ace1
[INFO] running `Command { std: "docker" "start" "-a" "6bb420a34b3da94435141c049b3d1874b28af3274918673d705d27245f97ace1", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking futures-core v0.3.30
[INFO] [stderr]     Checking futures-sink v0.3.30
[INFO] [stderr]    Compiling async-trait-fn v0.1.74 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling trybuild v1.0.89
[INFO] [stderr]     Checking dissimilar v1.0.7
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking serde_json v1.0.114
[INFO] [stderr]     Checking basic-toml v0.1.8
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.52
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stdout] warning: trait `UnsafeTraitPubCrate` is never used
[INFO] [stdout]    --> tests/test.rs:165:25
[INFO] [stdout]     |
[INFO] [stdout] 165 | pub(crate) unsafe trait UnsafeTraitPubCrate {}
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `UnsafeTraitPrivate` is never used
[INFO] [stdout]    --> tests/test.rs:168:14
[INFO] [stdout]     |
[INFO] [stdout] 168 | unsafe trait UnsafeTraitPrivate {}
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `CanDestruct` is never used
[INFO] [stdout]    --> tests/test.rs:172:11
[INFO] [stdout]     |
[INFO] [stdout] 172 |     trait CanDestruct {
[INFO] [stdout]     |           ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]    --> tests/test.rs:189:11
[INFO] [stdout]     |
[INFO] [stdout] 189 |     trait Trait {
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]    --> tests/test.rs:211:15
[INFO] [stdout]     |
[INFO] [stdout] 211 |     pub trait Trait {
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]    --> tests/test.rs:236:15
[INFO] [stdout]     |
[INFO] [stdout] 236 |     pub trait Trait {
[INFO] [stdout]     |               ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Issue1` is never used
[INFO] [stdout]    --> tests/test.rs:713:11
[INFO] [stdout]     |
[INFO] [stdout] 713 |     trait Issue1 {
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Issue11` is never used
[INFO] [stdout]    --> tests/test.rs:757:11
[INFO] [stdout]     |
[INFO] [stdout] 757 |     trait Issue11 {
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Struct` is never constructed
[INFO] [stdout]    --> tests/test.rs:761:12
[INFO] [stdout]     |
[INFO] [stdout] 761 |     struct Struct;
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]    --> tests/test.rs:774:11
[INFO] [stdout]     |
[INFO] [stdout] 774 |     trait Trait {}
[INFO] [stdout]     |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Issue15` is never used
[INFO] [stdout]    --> tests/test.rs:777:11
[INFO] [stdout]     |
[INFO] [stdout] 777 |     trait Issue15 {
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Issue17` is never used
[INFO] [stdout]    --> tests/test.rs:787:11
[INFO] [stdout]     |
[INFO] [stdout] 787 |     trait Issue17 {
[INFO] [stdout]     |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Struct` is never constructed
[INFO] [stdout]    --> tests/test.rs:791:12
[INFO] [stdout]     |
[INFO] [stdout] 791 |     struct Struct {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Str` is never constructed
[INFO] [stdout]    --> tests/test.rs:882:12
[INFO] [stdout]     |
[INFO] [stdout] 882 |     struct Str<'a>(&'a str);
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait1` is never used
[INFO] [stdout]    --> tests/test.rs:885:11
[INFO] [stdout]     |
[INFO] [stdout] 885 |     trait Trait1<'a> {
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait2` is never used
[INFO] [stdout]    --> tests/test.rs:900:11
[INFO] [stdout]     |
[INFO] [stdout] 900 |     trait Trait2 {
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait3` is never used
[INFO] [stdout]    --> tests/test.rs:910:11
[INFO] [stdout]     |
[INFO] [stdout] 910 |     trait Trait3<'a, 'b> {
[INFO] [stdout]     |           ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]     --> tests/test.rs:1149:22
[INFO] [stdout]      |
[INFO] [stdout] 1149 |     pub struct Tuple(u8);
[INFO] [stdout]      |                ----- ^^
[INFO] [stdout]      |                |
[INFO] [stdout]      |                field in this struct
[INFO] [stdout]      |
[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] 1149 |     pub struct Tuple(());
[INFO] [stdout]      |                      ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]     --> tests/test.rs:1342:11
[INFO] [stdout]      |
[INFO] [stdout] 1342 |     trait Trait {
[INFO] [stdout]      |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `T1` is never used
[INFO] [stdout]     --> tests/test.rs:1478:11
[INFO] [stdout]      |
[INFO] [stdout] 1478 |     trait T1 {
[INFO] [stdout]      |           ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Foo` is never constructed
[INFO] [stdout]     --> tests/test.rs:1493:12
[INFO] [stdout]      |
[INFO] [stdout] 1493 |     struct Foo;
[INFO] [stdout]      |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]     --> tests/test.rs:1557:11
[INFO] [stdout]      |
[INFO] [stdout] 1557 |     trait Trait {
[INFO] [stdout]      |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Trait` is never used
[INFO] [stdout]     --> tests/test.rs:1572:11
[INFO] [stdout]      |
[INFO] [stdout] 1572 |     trait Trait<T = ()> {
[INFO] [stdout]      |           ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Foo` is never used
[INFO] [stdout]     --> tests/test.rs:1874:11
[INFO] [stdout]      |
[INFO] [stdout] 1874 |     trait Foo {
[INFO] [stdout]      |           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 24 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.18s
[INFO] running `Command { std: "docker" "inspect" "6bb420a34b3da94435141c049b3d1874b28af3274918673d705d27245f97ace1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bb420a34b3da94435141c049b3d1874b28af3274918673d705d27245f97ace1", kill_on_drop: false }`
[INFO] [stdout] 6bb420a34b3da94435141c049b3d1874b28af3274918673d705d27245f97ace1
