[INFO] fetching crate builder-pattern-macro 0.4.2...
[INFO] testing builder-pattern-macro-0.4.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate builder-pattern-macro 0.4.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate builder-pattern-macro 0.4.2
[INFO] finished tweaking crates.io crate builder-pattern-macro 0.4.2
[INFO] tweaked toml for crates.io crate builder-pattern-macro 0.4.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate builder-pattern-macro 0.4.2 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding bitflags v1.3.2 (available: v2.9.3)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 769f1536bfeafe5179e94d12c58fe27d8211248ef2ba2583680f7431bfa13fc3
[INFO] running `Command { std: "docker" "start" "-a" "769f1536bfeafe5179e94d12c58fe27d8211248ef2ba2583680f7431bfa13fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "769f1536bfeafe5179e94d12c58fe27d8211248ef2ba2583680f7431bfa13fc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "769f1536bfeafe5179e94d12c58fe27d8211248ef2ba2583680f7431bfa13fc3", kill_on_drop: false }`
[INFO] [stdout] 769f1536bfeafe5179e94d12c58fe27d8211248ef2ba2583680f7431bfa13fc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1029d2f0875c909dc5931e94059dc89fec434198638b65f45ddc93769c7b847
[INFO] running `Command { std: "docker" "start" "-a" "e1029d2f0875c909dc5931e94059dc89fec434198638b65f45ddc93769c7b847", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling builder-pattern-macro v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `attrs` is never read
[INFO] [stdout]   --> src/struct_input.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct StructInput {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub attrs: Vec<Attribute>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.44s
[INFO] running `Command { std: "docker" "inspect" "e1029d2f0875c909dc5931e94059dc89fec434198638b65f45ddc93769c7b847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1029d2f0875c909dc5931e94059dc89fec434198638b65f45ddc93769c7b847", kill_on_drop: false }`
[INFO] [stdout] e1029d2f0875c909dc5931e94059dc89fec434198638b65f45ddc93769c7b847
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46465ddfa5b25aade9820ac1659e38338b53ae22004eaf68d656efdef4405162
[INFO] running `Command { std: "docker" "start" "-a" "46465ddfa5b25aade9820ac1659e38338b53ae22004eaf68d656efdef4405162", kill_on_drop: false }`
[INFO] [stderr]    Compiling builder-pattern-macro v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `attrs` is never read
[INFO] [stdout]   --> src/struct_input.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct StructInput {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub attrs: Vec<Attribute>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `attrs` is never read
[INFO] [stdout]   --> src/struct_input.rs:21:9
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct StructInput {
[INFO] [stdout]    |            ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 21 |     pub attrs: Vec<Attribute>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.97s
[INFO] running `Command { std: "docker" "inspect" "46465ddfa5b25aade9820ac1659e38338b53ae22004eaf68d656efdef4405162", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46465ddfa5b25aade9820ac1659e38338b53ae22004eaf68d656efdef4405162", kill_on_drop: false }`
[INFO] [stdout] 46465ddfa5b25aade9820ac1659e38338b53ae22004eaf68d656efdef4405162
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 229174102e62d916e87dbccad8c6d228a793e3704b5915a2ab710c35d0f0ec59
[INFO] running `Command { std: "docker" "start" "-a" "229174102e62d916e87dbccad8c6d228a793e3704b5915a2ab710c35d0f0ec59", kill_on_drop: false }`
[INFO] [stderr] warning: field `attrs` is never read
[INFO] [stderr]   --> src/struct_input.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub struct StructInput {
[INFO] [stderr]    |            ----------- field in this struct
[INFO] [stderr] ...
[INFO] [stderr] 21 |     pub attrs: Vec<Attribute>,
[INFO] [stderr]    |         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `builder-pattern-macro` (lib) generated 1 warning
[INFO] [stderr] warning: `builder-pattern-macro` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/builder_pattern_macro-576d7c222a6ef968)
[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] [stderr]    Doc-tests builder_pattern_macro
[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] running `Command { std: "docker" "inspect" "229174102e62d916e87dbccad8c6d228a793e3704b5915a2ab710c35d0f0ec59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "229174102e62d916e87dbccad8c6d228a793e3704b5915a2ab710c35d0f0ec59", kill_on_drop: false }`
[INFO] [stdout] 229174102e62d916e87dbccad8c6d228a793e3704b5915a2ab710c35d0f0ec59