[INFO] fetching crate chord_name 0.1.0...
[INFO] testing chord_name-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate chord_name 0.1.0 into /workspace/builds/worker-6-tc1/source
[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] validating manifest of crates.io crate chord_name 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe470d616a4d023a5d0921685d7593027f0a54887551a883dc7f969707f8bc13
[INFO] running `Command { std: "docker" "start" "-a" "fe470d616a4d023a5d0921685d7593027f0a54887551a883dc7f969707f8bc13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe470d616a4d023a5d0921685d7593027f0a54887551a883dc7f969707f8bc13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe470d616a4d023a5d0921685d7593027f0a54887551a883dc7f969707f8bc13", kill_on_drop: false }`
[INFO] [stdout] fe470d616a4d023a5d0921685d7593027f0a54887551a883dc7f969707f8bc13
[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" "-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57da7b39e2d63795c6de40cc1970d40fa576a801026a347b0852b736a1302810
[INFO] running `Command { std: "docker" "start" "-a" "57da7b39e2d63795c6de40cc1970d40fa576a801026a347b0852b736a1302810", 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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/db.rs:10:29
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn create_candidate(&self, intervals: &[i32], root: i32) -> ChordCandidate {
[INFO] [stdout]    |                             ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn create_candidate(&self, intervals: &[i32], root: i32) -> ChordCandidate<'_> {
[INFO] [stdout]    |                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "57da7b39e2d63795c6de40cc1970d40fa576a801026a347b0852b736a1302810", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57da7b39e2d63795c6de40cc1970d40fa576a801026a347b0852b736a1302810", kill_on_drop: false }`
[INFO] [stdout] 57da7b39e2d63795c6de40cc1970d40fa576a801026a347b0852b736a1302810
[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" "-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d44848d5c1d8ec62b83eb21aadc0ceaea835d71548f09807f7bbaa44dd7cb76
[INFO] running `Command { std: "docker" "start" "-a" "7d44848d5c1d8ec62b83eb21aadc0ceaea835d71548f09807f7bbaa44dd7cb76", kill_on_drop: false }`
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/db.rs:10:29
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn create_candidate(&self, intervals: &[i32], root: i32) -> ChordCandidate {
[INFO] [stdout]    |                             ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn create_candidate(&self, intervals: &[i32], root: i32) -> ChordCandidate<'_> {
[INFO] [stdout]    |                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/db.rs:10:29
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn create_candidate(&self, intervals: &[i32], root: i32) -> ChordCandidate {
[INFO] [stdout]    |                             ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 10 |     pub fn create_candidate(&self, intervals: &[i32], root: i32) -> ChordCandidate<'_> {
[INFO] [stdout]    |                                                                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "7d44848d5c1d8ec62b83eb21aadc0ceaea835d71548f09807f7bbaa44dd7cb76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d44848d5c1d8ec62b83eb21aadc0ceaea835d71548f09807f7bbaa44dd7cb76", kill_on_drop: false }`
[INFO] [stdout] 7d44848d5c1d8ec62b83eb21aadc0ceaea835d71548f09807f7bbaa44dd7cb76
[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" "-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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 867408fe02d8223b5d681694254ef26d5d47942ca7b5ca829f1651e1e4024d52
[INFO] running `Command { std: "docker" "start" "-a" "867408fe02d8223b5d681694254ef26d5d47942ca7b5ca829f1651e1e4024d52", kill_on_drop: false }`
[INFO] [stderr] warning: fields `missing_notes` and `extra_notes` are never read
[INFO] [stderr]   --> src/db.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 27 | pub struct ChordCandidate<'a> {
[INFO] [stderr]    |            -------------- fields in this struct
[INFO] [stderr] ...
[INFO] [stderr] 30 |     pub missing_notes: Vec<i32>,
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr] 31 |     pub extra_notes: Vec<i32>,
[INFO] [stderr]    |         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ChordCandidate` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/db.rs:10:29
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn create_candidate(&self, intervals: &[i32], root: i32) -> ChordCandidate {
[INFO] [stderr]    |                             ^^^^^ the lifetime is elided here       ^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 10 |     pub fn create_candidate(&self, intervals: &[i32], root: i32) -> ChordCandidate<'_> {
[INFO] [stderr]    |                                                                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `chord_name` (lib) generated 2 warnings (run `cargo fix --lib -p chord_name` to apply 1 suggestion)
[INFO] [stderr] warning: `chord_name` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/chord_name-2757ae5c7b5aa07b)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test::tests::c_many_notes ... ok
[INFO] [stdout] test test::tests::c_missing_notes ... ok
[INFO] [stdout] test test::tests::exact_other ... ok
[INFO] [stdout] test test::tests::c_variations ... ok
[INFO] [stdout] test test::tests::exact_c ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chord_name
[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" "867408fe02d8223b5d681694254ef26d5d47942ca7b5ca829f1651e1e4024d52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "867408fe02d8223b5d681694254ef26d5d47942ca7b5ca829f1651e1e4024d52", kill_on_drop: false }`
[INFO] [stdout] 867408fe02d8223b5d681694254ef26d5d47942ca7b5ca829f1651e1e4024d52