[INFO] fetching crate jdefault_derive 0.3.2...
[INFO] checking jdefault_derive-0.3.2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate jdefault_derive 0.3.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate jdefault_derive 0.3.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate jdefault_derive 0.3.2
[INFO] tweaked toml for crates.io crate jdefault_derive 0.3.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jdefault_derive 0.3.2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jdefault_derive 0.3.2 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7c0dc1c43bb67bdae4c3792c74f851da0507ef60d553eb9fa1abc40214c7a484
[INFO] running `Command { std: "docker" "start" "-a" "7c0dc1c43bb67bdae4c3792c74f851da0507ef60d553eb9fa1abc40214c7a484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7c0dc1c43bb67bdae4c3792c74f851da0507ef60d553eb9fa1abc40214c7a484", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c0dc1c43bb67bdae4c3792c74f851da0507ef60d553eb9fa1abc40214c7a484", kill_on_drop: false }`
[INFO] [stdout] 7c0dc1c43bb67bdae4c3792c74f851da0507ef60d553eb9fa1abc40214c7a484
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31c0573506a429e81921afd82950ab2b2a1b12afd57cde2dd9222c4f5e169bff
[INFO] running `Command { std: "docker" "start" "-a" "31c0573506a429e81921afd82950ab2b2a1b12afd57cde2dd9222c4f5e169bff", kill_on_drop: false }`
[INFO] [stderr]     Checking virtue v0.0.18
[INFO] [stderr]     Checking jdefault_derive v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/jdefault/derive_enum.rs:17:20
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn iter_fields(&self) -> EnumVariantIterator {
[INFO] [stdout]    |                    ^^^^^     ------------------- the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided 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] 17 |     fn iter_fields(&self) -> EnumVariantIterator<'_> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/jdefault/derive_enum.rs:17:20
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn iter_fields(&self) -> EnumVariantIterator {
[INFO] [stdout]    |                    ^^^^^     ------------------- the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided 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] 17 |     fn iter_fields(&self) -> EnumVariantIterator<'_> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/jdefault/derive_enum.rs:17:20
[INFO] [stdout]    |
[INFO] [stdout] 17 |     fn iter_fields(&self) -> EnumVariantIterator {
[INFO] [stdout]    |                    ^^^^^     ------------------- the same lifetime is hidden here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is elided 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] 17 |     fn iter_fields(&self) -> EnumVariantIterator<'_> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "31c0573506a429e81921afd82950ab2b2a1b12afd57cde2dd9222c4f5e169bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31c0573506a429e81921afd82950ab2b2a1b12afd57cde2dd9222c4f5e169bff", kill_on_drop: false }`
[INFO] [stdout] 31c0573506a429e81921afd82950ab2b2a1b12afd57cde2dd9222c4f5e169bff