[INFO] fetching crate named-tup-derive 0.3.1...
[INFO] building named-tup-derive-0.3.1 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate named-tup-derive 0.3.1 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate named-tup-derive 0.3.1
[INFO] finished tweaking crates.io crate named-tup-derive 0.3.1
[INFO] tweaked toml for crates.io crate named-tup-derive 0.3.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate named-tup-derive 0.3.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] [stderr]       Adding inwelling v0.4.0 (available: v0.5.5)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml_datetime v0.6.11
[INFO] [stderr]   Downloaded uuid v1.18.1
[INFO] [stderr]   Downloaded serde_spanned v0.6.9
[INFO] [stderr]   Downloaded toml_edit v0.19.15
[INFO] [stderr]   Downloaded toml v0.7.8
[INFO] [stderr]   Downloaded winnow v0.5.40
[INFO] [stderr]   Downloaded inwelling v0.4.0
[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] 7e82a10c749b282e506ba91e8a6d5fb435d3b38baabc4b03699fb98d20a7eaba
[INFO] running `Command { std: "docker" "start" "-a" "7e82a10c749b282e506ba91e8a6d5fb435d3b38baabc4b03699fb98d20a7eaba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e82a10c749b282e506ba91e8a6d5fb435d3b38baabc4b03699fb98d20a7eaba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e82a10c749b282e506ba91e8a6d5fb435d3b38baabc4b03699fb98d20a7eaba", kill_on_drop: false }`
[INFO] [stdout] 7e82a10c749b282e506ba91e8a6d5fb435d3b38baabc4b03699fb98d20a7eaba
[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] 3bcdad912a139f8898a55cac8d6ecf742e50fd54a888761b850d05ca2f7ef929
[INFO] running `Command { std: "docker" "start" "-a" "3bcdad912a139f8898a55cac8d6ecf742e50fd54a888761b850d05ca2f7ef929", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling getrandom v0.3.3
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling uuid v1.18.1
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling toml v0.7.8
[INFO] [stderr]    Compiling inwelling v0.4.0
[INFO] [stderr]    Compiling named-tup-derive v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> src/tup_element.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct TupElement {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 15 |     pub name: Ident,
[INFO] [stdout] 16 |     pub value: Option<Expr>,
[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 10.21s
[INFO] running `Command { std: "docker" "inspect" "3bcdad912a139f8898a55cac8d6ecf742e50fd54a888761b850d05ca2f7ef929", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bcdad912a139f8898a55cac8d6ecf742e50fd54a888761b850d05ca2f7ef929", kill_on_drop: false }`
[INFO] [stdout] 3bcdad912a139f8898a55cac8d6ecf742e50fd54a888761b850d05ca2f7ef929
[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] 62506cbdf7e5e63c78514b6fed61c91f829d33190b7929e619fb4ff4c52296dd
[INFO] running `Command { std: "docker" "start" "-a" "62506cbdf7e5e63c78514b6fed61c91f829d33190b7929e619fb4ff4c52296dd", kill_on_drop: false }`
[INFO] [stdout] warning: field `value` is never read
[INFO] [stdout]   --> src/tup_element.rs:16:9
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct TupElement {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 15 |     pub name: Ident,
[INFO] [stdout] 16 |     pub value: Option<Expr>,
[INFO] [stdout]    |         ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling named-tup-derive v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "62506cbdf7e5e63c78514b6fed61c91f829d33190b7929e619fb4ff4c52296dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62506cbdf7e5e63c78514b6fed61c91f829d33190b7929e619fb4ff4c52296dd", kill_on_drop: false }`
[INFO] [stdout] 62506cbdf7e5e63c78514b6fed61c91f829d33190b7929e619fb4ff4c52296dd