[INFO] fetching crate pit-go-generic 0.1.0...
[INFO] building pit-go-generic-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate pit-go-generic 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate pit-go-generic 0.1.0
[INFO] finished tweaking crates.io crate pit-go-generic 0.1.0
[INFO] tweaked toml for crates.io crate pit-go-generic 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pit-go-generic 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate pit-go-generic 0.1.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pit-core v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b8f5ea3157da31794d2d46d15b4ade7222dee4b561212bf853ad08b1027897c
[INFO] running `Command { std: "docker" "start" "-a" "9b8f5ea3157da31794d2d46d15b4ade7222dee4b561212bf853ad08b1027897c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b8f5ea3157da31794d2d46d15b4ade7222dee4b561212bf853ad08b1027897c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b8f5ea3157da31794d2d46d15b4ade7222dee4b561212bf853ad08b1027897c", kill_on_drop: false }`
[INFO] [stdout] 9b8f5ea3157da31794d2d46d15b4ade7222dee4b561212bf853ad08b1027897c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e00b340c1497fb063d358d3b5f374a3157ca86495f117539806d8caa405942eb
[INFO] running `Command { std: "docker" "start" "-a" "e00b340c1497fb063d358d3b5f374a3157ca86495f117539806d8caa405942eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling nom v8.0.0
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]    Compiling derive_more v2.0.1
[INFO] [stderr]    Compiling pit-core v0.4.2
[INFO] [stderr]    Compiling pit-go-generic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `nullable`
[INFO] [stdout]   --> src/lib.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 nullable,
[INFO] [stdout]    |                 ^^^^^^^^ help: try ignoring the field: `nullable: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `take`
[INFO] [stdout]   --> src/lib.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 take,
[INFO] [stdout]    |                 ^^^^ help: try ignoring the field: `take: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ann`
[INFO] [stdout]   --> src/lib.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |                 ann,
[INFO] [stdout]    |                 ^^^ help: try ignoring the field: `ann: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.51s
[INFO] running `Command { std: "docker" "inspect" "e00b340c1497fb063d358d3b5f374a3157ca86495f117539806d8caa405942eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e00b340c1497fb063d358d3b5f374a3157ca86495f117539806d8caa405942eb", kill_on_drop: false }`
[INFO] [stdout] e00b340c1497fb063d358d3b5f374a3157ca86495f117539806d8caa405942eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 617e1ee172322c360d4f196125341b0a416ae917722bf050b69bdb8f31620cf6
[INFO] running `Command { std: "docker" "start" "-a" "617e1ee172322c360d4f196125341b0a416ae917722bf050b69bdb8f31620cf6", kill_on_drop: false }`
[INFO] [stderr]    Compiling pit-go-generic v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `nullable`
[INFO] [stdout]   --> src/lib.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 nullable,
[INFO] [stdout]    |                 ^^^^^^^^ help: try ignoring the field: `nullable: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `take`
[INFO] [stdout]   --> src/lib.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 take,
[INFO] [stdout]    |                 ^^^^ help: try ignoring the field: `take: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ann`
[INFO] [stdout]   --> src/lib.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |                 ann,
[INFO] [stdout]    |                 ^^^ help: try ignoring the field: `ann: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `nullable`
[INFO] [stdout]   --> src/lib.rs:20:17
[INFO] [stdout]    |
[INFO] [stdout] 20 |                 nullable,
[INFO] [stdout]    |                 ^^^^^^^^ help: try ignoring the field: `nullable: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `take`
[INFO] [stdout]   --> src/lib.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |                 take,
[INFO] [stdout]    |                 ^^^^ help: try ignoring the field: `take: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ann`
[INFO] [stdout]   --> src/lib.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |                 ann,
[INFO] [stdout]    |                 ^^^ help: try ignoring the field: `ann: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "617e1ee172322c360d4f196125341b0a416ae917722bf050b69bdb8f31620cf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "617e1ee172322c360d4f196125341b0a416ae917722bf050b69bdb8f31620cf6", kill_on_drop: false }`
[INFO] [stdout] 617e1ee172322c360d4f196125341b0a416ae917722bf050b69bdb8f31620cf6