[INFO] fetching crate standard-dist 1.0.0...
[INFO] checking standard-dist-1.0.0 against eff8269f797067c30555e77f160ec84c0ed15cd9 for pr-159356
[INFO] extracting crate standard-dist 1.0.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate standard-dist 1.0.0
[INFO] finished tweaking crates.io crate standard-dist 1.0.0
[INFO] tweaked toml for crates.io crate standard-dist 1.0.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate standard-dist 1.0.0 on toolchain eff8269f797067c30555e77f160ec84c0ed15cd9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eff8269f797067c30555e77f160ec84c0ed15cd9" "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" "+eff8269f797067c30555e77f160ec84c0ed15cd9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.10.5 (available: v0.15.0)
[INFO] [stderr]       Adding rand v0.8.7 (available: v0.10.2)
[INFO] [stderr]       Adding syn v1.0.109 (available: v3.0.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+eff8269f797067c30555e77f160ec84c0ed15cd9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:c36f533e8924a726b63f9d01e781fa8c8c28c96d1d595403829afb31452ee0f5" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] a66455bc561ba303ad22ac985376a98a6af3f2c2cfc7cfe15694fa0e511ec61b
[INFO] running `Command { std: "docker" "start" "a66455bc561ba303ad22ac985376a98a6af3f2c2cfc7cfe15694fa0e511ec61b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a66455bc561ba303ad22ac985376a98a6af3f2c2cfc7cfe15694fa0e511ec61b", 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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "a66455bc561ba303ad22ac985376a98a6af3f2c2cfc7cfe15694fa0e511ec61b" "/opt/rustwide/cargo-home/bin/cargo" "+eff8269f797067c30555e77f160ec84c0ed15cd9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a66455bc561ba303ad22ac985376a98a6af3f2c2cfc7cfe15694fa0e511ec61b", 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" "a66455bc561ba303ad22ac985376a98a6af3f2c2cfc7cfe15694fa0e511ec61b" "/opt/rustwide/cargo-home/bin/cargo" "+eff8269f797067c30555e77f160ec84c0ed15cd9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling either v1.17.0
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.7
[INFO] [stderr]     Checking standard-dist v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:321:25
[INFO] [stdout]     |
[INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator<Item = syn::Result<FieldDistributionBinding>> {
[INFO] [stdout]     |                         ^^^^^^^ the lifetime is elided here          ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator<Item = syn::Result<FieldDistributionBinding<'_>>> {
[INFO] [stdout]     |                                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:321:25
[INFO] [stdout]     |
[INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator<Item = syn::Result<FieldDistributionBinding>> {
[INFO] [stdout]     |                         ^^^^^^^ the lifetime is elided here          ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator<Item = syn::Result<FieldDistributionBinding<'_>>> {
[INFO] [stdout]     |                                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:321:25
[INFO] [stdout]     |
[INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator<Item = syn::Result<FieldDistributionBinding>> {
[INFO] [stdout]     |                         ^^^^^^^ the lifetime is elided here          ^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 321 | fn fields_types(fields: &Fields) -> impl Iterator<Item = syn::Result<FieldDistributionBinding<'_>>> {
[INFO] [stdout]     |                                                                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> tests/tests.rs:114:9
[INFO] [stdout]     |
[INFO] [stdout] 114 |     One(u32),
[INFO] [stdout]     |     --- ^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Generics` has derived impls for the traits `Clone` and `Debug`, but these are 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 field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 114 -     One(u32),
[INFO] [stdout] 114 +     One(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `t`, `u`, and `f` are never read
[INFO] [stdout]    --> tests/tests.rs:117:13
[INFO] [stdout]     |
[INFO] [stdout] 117 |     Group { t: T, u: U, f: f64 },
[INFO] [stdout]     |     -----   ^     ^     ^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     fields in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Generics` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.12s
[INFO] running `Command { std: "docker" "inspect" "a66455bc561ba303ad22ac985376a98a6af3f2c2cfc7cfe15694fa0e511ec61b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a66455bc561ba303ad22ac985376a98a6af3f2c2cfc7cfe15694fa0e511ec61b", kill_on_drop: false }`
[INFO] [stdout] a66455bc561ba303ad22ac985376a98a6af3f2c2cfc7cfe15694fa0e511ec61b
