[INFO] fetching crate elephantry 3.0.0-beta.4...
[INFO] checking elephantry-3.0.0-beta.4 against try#42d1facfffa1a5357d6d62815f7be91f8ad69ed8 for pr-95474
[INFO] extracting crate elephantry 3.0.0-beta.4 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate elephantry 3.0.0-beta.4 on toolchain 42d1facfffa1a5357d6d62815f7be91f8ad69ed8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate elephantry 3.0.0-beta.4
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate elephantry 3.0.0-beta.4
[INFO] tweaked toml for crates.io crate elephantry 3.0.0-beta.4 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate elephantry 3.0.0-beta.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cac30ca91520715d69b7243d72b076066338fe713c3ab5217181757e593144cd
[INFO] running `Command { std: "docker" "start" "-a" "cac30ca91520715d69b7243d72b076066338fe713c3ab5217181757e593144cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cac30ca91520715d69b7243d72b076066338fe713c3ab5217181757e593144cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cac30ca91520715d69b7243d72b076066338fe713c3ab5217181757e593144cd", kill_on_drop: false }`
[INFO] [stdout] cac30ca91520715d69b7243d72b076066338fe713c3ab5217181757e593144cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4971c3e82702a9893d49a803f3b802b4a6ffc22bd70cf409b26118899f141124
[INFO] running `Command { std: "docker" "start" "-a" "4971c3e82702a9893d49a803f3b802b4a6ffc22bd70cf409b26118899f141124", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.119
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[INFO] [stderr]    Compiling syn v1.0.86
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[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling ansi_term v0.12.1
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[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]     Checking cache-padded v1.2.0
[INFO] [stderr]    Compiling bindgen v0.57.0
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[INFO] [stderr]     Checking event-listener v2.5.2
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[INFO] [stderr]    Compiling serde v1.0.136
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[INFO] [stderr]    Compiling libloading v0.7.3
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[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.8
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[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling elephantry-derive v3.0.0-beta.4
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
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[INFO] [stderr]    Compiling libpq-sys v0.6.0
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[INFO] [stderr]     Checking elephantry v3.0.0-beta.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `generic`
[INFO] [stdout]   --> tests/entity.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     generic: Option<T>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> tests/entity.rs:1:10
[INFO] [stdout]    |
[INFO] [stdout] 1  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `generic`
[INFO] [stdout]   --> tests/entity.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     generic: Option<T>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `EventExtra` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> tests/entity.rs:75:10
[INFO] [stdout]    |
[INFO] [stdout] 75 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `generic`
[INFO] [stdout]   --> tests/entity.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     generic: Option<T>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Event` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> tests/entity.rs:1:10
[INFO] [stdout]    |
[INFO] [stdout] 1  | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `generic`
[INFO] [stdout]   --> tests/entity.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     generic: Option<T>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `EventExtra` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> tests/entity.rs:75:10
[INFO] [stdout]    |
[INFO] [stdout] 75 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.03s
[INFO] running `Command { std: "docker" "inspect" "4971c3e82702a9893d49a803f3b802b4a6ffc22bd70cf409b26118899f141124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4971c3e82702a9893d49a803f3b802b4a6ffc22bd70cf409b26118899f141124", kill_on_drop: false }`
[INFO] [stdout] 4971c3e82702a9893d49a803f3b802b4a6ffc22bd70cf409b26118899f141124