[INFO] cloning repository https://github.com/xldenis/serde-implicit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/xldenis/serde-implicit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxldenis%2Fserde-implicit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxldenis%2Fserde-implicit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] afeaa39a592742e94b9cf7f23e725d4cbaf353d0
[INFO] checking xldenis/serde-implicit against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fxldenis%2Fserde-implicit" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/xldenis/serde-implicit
[INFO] finished tweaking git repo https://github.com/xldenis/serde-implicit
[INFO] tweaked toml for git repo https://github.com/xldenis/serde-implicit written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/xldenis/serde-implicit on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/xldenis/serde-implicit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "17bf0722df9901881a6d70ef827e729992eb34c8b4ab7973b81551d37cf337de" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17bf0722df9901881a6d70ef827e729992eb34c8b4ab7973b81551d37cf337de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "17bf0722df9901881a6d70ef827e729992eb34c8b4ab7973b81551d37cf337de" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.47
[INFO] [stderr]    Compiling rustix v1.1.4
[INFO] [stderr]     Checking once_cell v1.21.4
[INFO] [stderr]     Checking winnow v1.0.0
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking getrandom v0.3.4
[INFO] [stderr]     Checking getrandom v0.4.2
[INFO] [stderr]     Checking wait-timeout v0.2.1
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]     Checking serde_spanned v1.0.4
[INFO] [stderr]     Checking toml_datetime v1.0.1+spec-1.1.0
[INFO] [stderr]     Checking unicode-ident v1.0.24
[INFO] [stderr]     Checking arbitrary v1.4.2
[INFO] [stderr]     Checking toml_writer v1.0.7+spec-1.1.0
[INFO] [stderr]     Checking serde_core v1.0.228
[INFO] [stderr]     Checking proc-macro2 v1.0.106
[INFO] [stderr]     Checking rand_core v0.9.5
[INFO] [stderr]     Checking rand_xorshift v0.4.0
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[INFO] [stderr]     Checking tempfile v3.27.0
[INFO] [stderr]     Checking rusty-fork v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling proptest-derive v0.5.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking proptest v1.10.0
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking serde-implicit-proc v0.3.1 (/opt/rustwide/workdir/serde-implicit-proc)
[INFO] [stderr]     Checking trybuild v1.0.116
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[INFO] [stderr]     Checking serde-implicit v0.3.1 (/opt/rustwide/workdir/serde-implicit)
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> serde-implicit/tests/dummy.rs:222:38
[INFO] [stdout]     |
[INFO] [stdout] 222 |         Case1(#[serde_implicit(tag)] String, u32),
[INFO] [stdout]     |         ----- fields in this variant ^^^^^^  ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TupleEnum` 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] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]     |
[INFO] [stdout] 222 -         Case1(#[serde_implicit(tag)] String, u32),
[INFO] [stdout] 222 +         Case1(#[serde_implicit(tag)] (), ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]    --> serde-implicit/tests/dummy.rs:223:15
[INFO] [stdout]     |
[INFO] [stdout] 223 |         Case2(bool, #[serde_implicit(tag)] u32),
[INFO] [stdout]     |         ----- ^^^^                         ^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         fields in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `TupleEnum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]     |
[INFO] [stdout] 223 -         Case2(bool, #[serde_implicit(tag)] u32),
[INFO] [stdout] 223 +         Case2((), #[serde_implicit(tag)] ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `tag` is never read
[INFO] [stdout]    --> serde-implicit/tests/dummy.rs:393:13
[INFO] [stdout]     |
[INFO] [stdout] 391 |         Variant {
[INFO] [stdout]     |         ------- field in this variant
[INFO] [stdout] 392 |             #[serde_implicit(tag)]
[INFO] [stdout] 393 |             tag: String,
[INFO] [stdout]     |             ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `WithMap` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> serde-implicit/tests/dummy.rs:530:17
[INFO] [stdout]     |
[INFO] [stdout] 530 |         Literal(u64),
[INFO] [stdout]     |         ------- ^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 530 -         Literal(u64),
[INFO] [stdout] 530 +         Literal(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]    --> serde-implicit/tests/dummy.rs:531:19
[INFO] [stdout]     |
[INFO] [stdout] 531 |         BigOp(Op, Vec<Message>),
[INFO] [stdout]     |         -----     ^^^^^^^^^^^^
[INFO] [stdout]     |         |
[INFO] [stdout]     |         field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Message` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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] 531 -         BigOp(Op, Vec<Message>),
[INFO] [stdout] 531 +         BigOp(Op, ()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `RecursiveEnum` is never used
[INFO] [stdout]   --> serde-implicit/tests/proptest.rs:67:6
[INFO] [stdout]    |
[INFO] [stdout] 67 | enum RecursiveEnum {
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `EmptyEnum` is never used
[INFO] [stdout]   --> serde-implicit/tests/proptest.rs:83:10
[INFO] [stdout]    |
[INFO] [stdout] 83 |     enum EmptyEnum {}
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `SingleVariant` is never used
[INFO] [stdout]   --> serde-implicit/tests/proptest.rs:86:10
[INFO] [stdout]    |
[INFO] [stdout] 86 |     enum SingleVariant {
[INFO] [stdout]    |          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.32s
[INFO] running `Command { std: "docker" "inspect" "17bf0722df9901881a6d70ef827e729992eb34c8b4ab7973b81551d37cf337de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17bf0722df9901881a6d70ef827e729992eb34c8b4ab7973b81551d37cf337de", kill_on_drop: false }`
[INFO] [stdout] 17bf0722df9901881a6d70ef827e729992eb34c8b4ab7973b81551d37cf337de
