[INFO] fetching crate serde_schema_derive 0.0.1...
[INFO] checking serde_schema_derive-0.0.1 against try#c05ee43175e02d208faed1fcc0f436c56e48bba6 for pr-92413
[INFO] extracting crate serde_schema_derive 0.0.1 into /workspace/builds/worker-95/source
[INFO] validating manifest of crates.io crate serde_schema_derive 0.0.1 on toolchain c05ee43175e02d208faed1fcc0f436c56e48bba6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c05ee43175e02d208faed1fcc0f436c56e48bba6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate serde_schema_derive 0.0.1
[INFO] finished tweaking crates.io crate serde_schema_derive 0.0.1
[INFO] tweaked toml for crates.io crate serde_schema_derive 0.0.1 written to /workspace/builds/worker-95/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c05ee43175e02d208faed1fcc0f436c56e48bba6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c05ee43175e02d208faed1fcc0f436c56e48bba6" "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-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+c05ee43175e02d208faed1fcc0f436c56e48bba6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 76e6b1ce6dd5e554a595a9f853f021ff9f7064dfae07c04581fe1fa426b5ba34
[INFO] running `Command { std: "docker" "start" "-a" "76e6b1ce6dd5e554a595a9f853f021ff9f7064dfae07c04581fe1fa426b5ba34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76e6b1ce6dd5e554a595a9f853f021ff9f7064dfae07c04581fe1fa426b5ba34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76e6b1ce6dd5e554a595a9f853f021ff9f7064dfae07c04581fe1fa426b5ba34", kill_on_drop: false }`
[INFO] [stdout] 76e6b1ce6dd5e554a595a9f853f021ff9f7064dfae07c04581fe1fa426b5ba34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-95/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:a429bb59b7a3b4e7270a4b4c243bb115fc561d8f62ec34ef63a0a36cabf65dfd" "/opt/rustwide/cargo-home/bin/cargo" "+c05ee43175e02d208faed1fcc0f436c56e48bba6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0aeb1c169725dd3a844e802ef93cadd3b79fa596d3ff3b7fbf0c23091041e6b1
[INFO] running `Command { std: "docker" "start" "-a" "0aeb1c169725dd3a844e802ef93cadd3b79fa596d3ff3b7fbf0c23091041e6b1", 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 unicode-xid v0.1.0
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]     Checking proc-macro2 v0.3.8
[INFO] [stderr]     Checking quote v0.5.2
[INFO] [stderr]     Checking syn v0.13.11
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]     Checking serde_derive_internals v0.23.1
[INFO] [stderr]     Checking serde_schema_derive v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: lifetime parameter `'a` never used
[INFO] [stdout]   --> src/lib.rs:77:19
[INFO] [stdout]    |
[INFO] [stdout] 77 | fn derive_element<'a>(variant_idx: usize, element_idx: usize) -> quote::Tokens {
[INFO] [stdout]    |                  -^^- help: elide the unused lifetime
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(unused_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lifetime parameter `'a` never used
[INFO] [stdout]   --> src/derive_enum.rs:49:24
[INFO] [stdout]    |
[INFO] [stdout] 49 | fn derive_unit_variant<'a>(variant_name: &str) -> quote::Tokens {
[INFO] [stdout]    |                       -^^- help: elide the unused lifetime
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lifetime parameter `'a` never used
[INFO] [stdout]   --> src/derive_enum.rs:55:27
[INFO] [stdout]    |
[INFO] [stdout] 55 | fn derive_newtype_variant<'a>(variant_name: &str, variant_idx: usize) -> quote::Tokens {
[INFO] [stdout]    |                          -^^- help: elide the unused lifetime
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `serde_schema_derive` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0aeb1c169725dd3a844e802ef93cadd3b79fa596d3ff3b7fbf0c23091041e6b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aeb1c169725dd3a844e802ef93cadd3b79fa596d3ff3b7fbf0c23091041e6b1", kill_on_drop: false }`
[INFO] [stdout] 0aeb1c169725dd3a844e802ef93cadd3b79fa596d3ff3b7fbf0c23091041e6b1