[INFO] fetching crate chord_name 0.1.0...
[INFO] building chord_name-0.1.0 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate chord_name 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate chord_name 0.1.0 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chord_name 0.1.0
[INFO] finished tweaking crates.io crate chord_name 0.1.0
[INFO] tweaked toml for crates.io crate chord_name 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.13.0 (available: v0.14.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ecef2fa1f7f01910082788fc70b0a49e075cf8a4dcb6929fff36c6125a2464d
[INFO] running `Command { std: "docker" "start" "-a" "6ecef2fa1f7f01910082788fc70b0a49e075cf8a4dcb6929fff36c6125a2464d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ecef2fa1f7f01910082788fc70b0a49e075cf8a4dcb6929fff36c6125a2464d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ecef2fa1f7f01910082788fc70b0a49e075cf8a4dcb6929fff36c6125a2464d", kill_on_drop: false }`
[INFO] [stdout] 6ecef2fa1f7f01910082788fc70b0a49e075cf8a4dcb6929fff36c6125a2464d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6e2c5786570acf99b413c4e0d7c210f0af5aa88ea73623ace13a752edc24bca
[INFO] running `Command { std: "docker" "start" "-a" "a6e2c5786570acf99b413c4e0d7c210f0af5aa88ea73623ace13a752edc24bca", kill_on_drop: false }`
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling chord_name v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `missing_notes` and `extra_notes` are never read
[INFO] [stdout]   --> src/db.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct ChordCandidate<'a> {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub missing_notes: Vec<i32>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 31 |     pub extra_notes: Vec<i32>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ChordCandidate` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `Command { std: "docker" "inspect" "a6e2c5786570acf99b413c4e0d7c210f0af5aa88ea73623ace13a752edc24bca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6e2c5786570acf99b413c4e0d7c210f0af5aa88ea73623ace13a752edc24bca", kill_on_drop: false }`
[INFO] [stdout] a6e2c5786570acf99b413c4e0d7c210f0af5aa88ea73623ace13a752edc24bca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa3b872698e1654fc4508021c04803b66d600a7e3055e16974c82cd6cf738031
[INFO] running `Command { std: "docker" "start" "-a" "aa3b872698e1654fc4508021c04803b66d600a7e3055e16974c82cd6cf738031", kill_on_drop: false }`
[INFO] [stderr]    Compiling chord_name v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `missing_notes` and `extra_notes` are never read
[INFO] [stdout]   --> src/db.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct ChordCandidate<'a> {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub missing_notes: Vec<i32>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 31 |     pub extra_notes: Vec<i32>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ChordCandidate` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `missing_notes` and `extra_notes` are never read
[INFO] [stdout]   --> src/db.rs:30:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct ChordCandidate<'a> {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 30 |     pub missing_notes: Vec<i32>,
[INFO] [stdout]    |         ^^^^^^^^^^^^^
[INFO] [stdout] 31 |     pub extra_notes: Vec<i32>,
[INFO] [stdout]    |         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ChordCandidate` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "aa3b872698e1654fc4508021c04803b66d600a7e3055e16974c82cd6cf738031", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa3b872698e1654fc4508021c04803b66d600a7e3055e16974c82cd6cf738031", kill_on_drop: false }`
[INFO] [stdout] aa3b872698e1654fc4508021c04803b66d600a7e3055e16974c82cd6cf738031