[INFO] fetching crate acroform-pdf-derive 0.0.16...
[INFO] testing acroform-pdf-derive-0.0.16 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate acroform-pdf-derive 0.0.16 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate acroform-pdf-derive 0.0.16
[INFO] finished tweaking crates.io crate acroform-pdf-derive 0.0.16
[INFO] tweaked toml for crates.io crate acroform-pdf-derive 0.0.16 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate acroform-pdf-derive 0.0.16 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate acroform-pdf-derive 0.0.16 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e2b04cdfe3c0b350ff61ae4aab3cc2e09f4d68964d4aeb7158585b2957549f3
[INFO] running `Command { std: "docker" "start" "-a" "4e2b04cdfe3c0b350ff61ae4aab3cc2e09f4d68964d4aeb7158585b2957549f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e2b04cdfe3c0b350ff61ae4aab3cc2e09f4d68964d4aeb7158585b2957549f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e2b04cdfe3c0b350ff61ae4aab3cc2e09f4d68964d4aeb7158585b2957549f3", kill_on_drop: false }`
[INFO] [stdout] 4e2b04cdfe3c0b350ff61ae4aab3cc2e09f4d68964d4aeb7158585b2957549f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06f549d1caaa4d8d1625ff4bd97559f1dba111d9724d0dff54b9883283a09b27
[INFO] running `Command { std: "docker" "start" "-a" "06f549d1caaa4d8d1625ff4bd97559f1dba111d9724d0dff54b9883283a09b27", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling acroform-pdf-derive v0.0.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]    --> src/lib.rs:294:9
[INFO] [stdout]     |
[INFO] [stdout] 294 |     let attrs = GlobalAttrs::from_ast(ast);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/lib.rs:478:85
[INFO] [stdout]     |
[INFO] [stdout] 478 |                 let labels: Vec<Ident> = fields.unnamed.iter().enumerate().map(|(i, f)| {
[INFO] [stdout]     |                                                                                     ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `field`
[INFO] [stdout]    --> src/lib.rs:749:39
[INFO] [stdout]     |
[INFO] [stdout] 749 |     let other = parts.iter().filter(|(field, attrs, _)| attrs.other).flat_map(|(field, _, _)| field).next();
[INFO] [stdout]     |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_field`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:787:25
[INFO] [stdout]     |
[INFO] [stdout] 787 |     let (impl_generics, mut ty_generics, where_clause) = generics.split_for_impl();
[INFO] [stdout]     |                         ----^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.28s
[INFO] running `Command { std: "docker" "inspect" "06f549d1caaa4d8d1625ff4bd97559f1dba111d9724d0dff54b9883283a09b27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f549d1caaa4d8d1625ff4bd97559f1dba111d9724d0dff54b9883283a09b27", kill_on_drop: false }`
[INFO] [stdout] 06f549d1caaa4d8d1625ff4bd97559f1dba111d9724d0dff54b9883283a09b27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f946f1e86c8f77d00e37760cfb58e77f46348f01daff5e053b4f91034d4f0b78
[INFO] running `Command { std: "docker" "start" "-a" "f946f1e86c8f77d00e37760cfb58e77f46348f01daff5e053b4f91034d4f0b78", kill_on_drop: false }`
[INFO] [stderr]    Compiling acroform-pdf-derive v0.0.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]    --> src/lib.rs:294:9
[INFO] [stdout]     |
[INFO] [stdout] 294 |     let attrs = GlobalAttrs::from_ast(ast);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/lib.rs:478:85
[INFO] [stdout]     |
[INFO] [stdout] 478 |                 let labels: Vec<Ident> = fields.unnamed.iter().enumerate().map(|(i, f)| {
[INFO] [stdout]     |                                                                                     ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `field`
[INFO] [stdout]    --> src/lib.rs:749:39
[INFO] [stdout]     |
[INFO] [stdout] 749 |     let other = parts.iter().filter(|(field, attrs, _)| attrs.other).flat_map(|(field, _, _)| field).next();
[INFO] [stdout]     |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_field`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:787:25
[INFO] [stdout]     |
[INFO] [stdout] 787 |     let (impl_generics, mut ty_generics, where_clause) = generics.split_for_impl();
[INFO] [stdout]     |                         ----^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `attrs`
[INFO] [stdout]    --> src/lib.rs:294:9
[INFO] [stdout]     |
[INFO] [stdout] 294 |     let attrs = GlobalAttrs::from_ast(ast);
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `f`
[INFO] [stdout]    --> src/lib.rs:478:85
[INFO] [stdout]     |
[INFO] [stdout] 478 |                 let labels: Vec<Ident> = fields.unnamed.iter().enumerate().map(|(i, f)| {
[INFO] [stdout]     |                                                                                     ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `field`
[INFO] [stdout]    --> src/lib.rs:749:39
[INFO] [stdout]     |
[INFO] [stdout] 749 |     let other = parts.iter().filter(|(field, attrs, _)| attrs.other).flat_map(|(field, _, _)| field).next();
[INFO] [stdout]     |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_field`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:787:25
[INFO] [stdout]     |
[INFO] [stdout] 787 |     let (impl_generics, mut ty_generics, where_clause) = generics.split_for_impl();
[INFO] [stdout]     |                         ----^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "f946f1e86c8f77d00e37760cfb58e77f46348f01daff5e053b4f91034d4f0b78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f946f1e86c8f77d00e37760cfb58e77f46348f01daff5e053b4f91034d4f0b78", kill_on_drop: false }`
[INFO] [stdout] f946f1e86c8f77d00e37760cfb58e77f46348f01daff5e053b4f91034d4f0b78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4ded4635cda58bd1f824ff5b00497e74247675050f252191dd4a5244fba0dd06
[INFO] running `Command { std: "docker" "start" "-a" "4ded4635cda58bd1f824ff5b00497e74247675050f252191dd4a5244fba0dd06", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `attrs`
[INFO] [stderr]    --> src/lib.rs:294:9
[INFO] [stderr]     |
[INFO] [stderr] 294 |     let attrs = GlobalAttrs::from_ast(ast);
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_attrs`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `f`
[INFO] [stderr]    --> src/lib.rs:478:85
[INFO] [stderr]     |
[INFO] [stderr] 478 |                 let labels: Vec<Ident> = fields.unnamed.iter().enumerate().map(|(i, f)| {
[INFO] [stderr]     |                                                                                     ^ help: if this is intentional, prefix it with an underscore: `_f`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `field`
[INFO] [stderr]    --> src/lib.rs:749:39
[INFO] [stderr]     |
[INFO] [stderr] 749 |     let other = parts.iter().filter(|(field, attrs, _)| attrs.other).flat_map(|(field, _, _)| field).next();
[INFO] [stderr]     |                                       ^^^^^ help: if this is intentional, prefix it with an underscore: `_field`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/lib.rs:787:25
[INFO] [stderr]     |
[INFO] [stderr] 787 |     let (impl_generics, mut ty_generics, where_clause) = generics.split_for_impl();
[INFO] [stderr]     |                         ----^^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `acroform-pdf-derive` (lib) generated 4 warnings (run `cargo fix --lib -p acroform-pdf-derive` to apply 4 suggestions)
[INFO] [stderr] warning: `acroform-pdf-derive` (lib test) generated 4 warnings (4 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pdf_derive-b24cb581063fb4fa)
[INFO] [stderr]    Doc-tests pdf_derive
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 21) ... ignored
[INFO] [stdout] test src/lib.rs - (line 50) ... ignored
[INFO] [stdout] test src/lib.rs - (line 76) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4ded4635cda58bd1f824ff5b00497e74247675050f252191dd4a5244fba0dd06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ded4635cda58bd1f824ff5b00497e74247675050f252191dd4a5244fba0dd06", kill_on_drop: false }`
[INFO] [stdout] 4ded4635cda58bd1f824ff5b00497e74247675050f252191dd4a5244fba0dd06
