[INFO] fetching crate stdin_parser_derive 0.1.0...
[INFO] building stdin_parser_derive-0.1.0 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237-1
[INFO] extracting crate stdin_parser_derive 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate stdin_parser_derive 0.1.0
[INFO] finished tweaking crates.io crate stdin_parser_derive 0.1.0
[INFO] tweaked toml for crates.io crate stdin_parser_derive 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate stdin_parser_derive 0.1.0 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "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 proc-macro2 v0.4.30 (available: v1.0.101)
[INFO] [stderr]       Adding quote v0.6.13 (available: v1.0.40)
[INFO] [stderr]       Adding syn v0.15.44 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded stdin_parser v0.1.0
[INFO] [stderr]   Downloaded syn v0.15.44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] da5075c42bd6b2dd4d51fc747400d0dd61e3f11a7db808e32f6315d9cc556652
[INFO] running `Command { std: "docker" "start" "-a" "da5075c42bd6b2dd4d51fc747400d0dd61e3f11a7db808e32f6315d9cc556652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "da5075c42bd6b2dd4d51fc747400d0dd61e3f11a7db808e32f6315d9cc556652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da5075c42bd6b2dd4d51fc747400d0dd61e3f11a7db808e32f6315d9cc556652", kill_on_drop: false }`
[INFO] [stdout] da5075c42bd6b2dd4d51fc747400d0dd61e3f11a7db808e32f6315d9cc556652
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f6f01fac7ecf4c6e597a3a57f6bfa26349dac076a903cc8097b76881d7950319
[INFO] running `Command { std: "docker" "start" "-a" "f6f01fac7ecf4c6e597a3a57f6bfa26349dac076a903cc8097b76881d7950319", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling stdin_parser v0.1.0
[INFO] [stderr]    Compiling stdin_parser_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.13s
[INFO] running `Command { std: "docker" "inspect" "f6f01fac7ecf4c6e597a3a57f6bfa26349dac076a903cc8097b76881d7950319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6f01fac7ecf4c6e597a3a57f6bfa26349dac076a903cc8097b76881d7950319", kill_on_drop: false }`
[INFO] [stdout] f6f01fac7ecf4c6e597a3a57f6bfa26349dac076a903cc8097b76881d7950319
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f08cf0302d44fa5ca831c48647642746db06617230e2916c05dc0d0b5819aba3
[INFO] running `Command { std: "docker" "start" "-a" "f08cf0302d44fa5ca831c48647642746db06617230e2916c05dc0d0b5819aba3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling stdin_parser v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling stdin_parser_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]  --> examples/enum.rs:8:7
[INFO] [stdout]   |
[INFO] [stdout] 8 |     A(i32),
[INFO] [stdout]   |     - ^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     field in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `SimpleEnum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]   |
[INFO] [stdout] 8 -     A(i32),
[INFO] [stdout] 8 +     A(()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `a` is never read
[INFO] [stdout]  --> examples/nested.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Inner {
[INFO] [stdout]   |        ----- field in this struct
[INFO] [stdout] 6 |     /// We are inside the Inner struct
[INFO] [stdout] 7 |     a: i32,
[INFO] [stdout]   |     ^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Inner` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `a` is never read
[INFO] [stdout]   --> examples/nested.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct Outer {
[INFO] [stdout]    |        ----- field in this struct
[INFO] [stdout] 12 |     /// We are inside the Outer struct
[INFO] [stdout] 13 |     a: Inner,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Outer` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/nested.rs:19:7
[INFO] [stdout]    |
[INFO] [stdout] 19 |     A(Outer),
[INFO] [stdout]    |     - ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OuterEnum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 19 -     A(Outer),
[INFO] [stdout] 19 +     A(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/nested.rs:21:7
[INFO] [stdout]    |
[INFO] [stdout] 21 |     B(Inner),
[INFO] [stdout]    |     - ^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `OuterEnum` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 21 -     B(Inner),
[INFO] [stdout] 21 +     B(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `a`, `b`, `c`, `d`, and `e` are never read
[INFO] [stdout]   --> examples/simple.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  5 | struct SimpleStruct {
[INFO] [stdout]    |        ------------ fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 10 |     a: i32,
[INFO] [stdout]    |     ^
[INFO] [stdout] 11 |     /// b is f64
[INFO] [stdout] 12 |     b: i64,
[INFO] [stdout]    |     ^
[INFO] [stdout] 13 |     /// c is f32
[INFO] [stdout] 14 |     c: f32,
[INFO] [stdout]    |     ^
[INFO] [stdout] 15 |     /// d is String
[INFO] [stdout] 16 |     d: String,
[INFO] [stdout]    |     ^
[INFO] [stdout] 17 |     e: bool,
[INFO] [stdout]    |     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SimpleStruct` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[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 4.27s
[INFO] running `Command { std: "docker" "inspect" "f08cf0302d44fa5ca831c48647642746db06617230e2916c05dc0d0b5819aba3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f08cf0302d44fa5ca831c48647642746db06617230e2916c05dc0d0b5819aba3", kill_on_drop: false }`
[INFO] [stdout] f08cf0302d44fa5ca831c48647642746db06617230e2916c05dc0d0b5819aba3