[INFO] fetching crate chord_name 0.1.0...
[INFO] testing chord_name-0.1.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate chord_name 0.1.0 into /workspace/builds/worker-6-tc2/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-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate chord_name 0.1.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 536b05a74ebdb2b23111d4201dc8e922e1632eaee47886f60b8fcb1647a16337
[INFO] running `Command { std: "docker" "start" "-a" "536b05a74ebdb2b23111d4201dc8e922e1632eaee47886f60b8fcb1647a16337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "536b05a74ebdb2b23111d4201dc8e922e1632eaee47886f60b8fcb1647a16337", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "536b05a74ebdb2b23111d4201dc8e922e1632eaee47886f60b8fcb1647a16337", kill_on_drop: false }`
[INFO] [stdout] 536b05a74ebdb2b23111d4201dc8e922e1632eaee47886f60b8fcb1647a16337
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43a7f106504cba81e96de0dea7c135d10ad98e66dbf84132704e868efaf50ab4
[INFO] running `Command { std: "docker" "start" "-a" "43a7f106504cba81e96de0dea7c135d10ad98e66dbf84132704e868efaf50ab4", 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 0.72s
[INFO] running `Command { std: "docker" "inspect" "43a7f106504cba81e96de0dea7c135d10ad98e66dbf84132704e868efaf50ab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a7f106504cba81e96de0dea7c135d10ad98e66dbf84132704e868efaf50ab4", kill_on_drop: false }`
[INFO] [stdout] 43a7f106504cba81e96de0dea7c135d10ad98e66dbf84132704e868efaf50ab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f944bdad4514e50ecbcc0610bf5b2a1621bef22e7e86e8e7847600a0bee5183c
[INFO] running `Command { std: "docker" "start" "-a" "f944bdad4514e50ecbcc0610bf5b2a1621bef22e7e86e8e7847600a0bee5183c", 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 0.59s
[INFO] running `Command { std: "docker" "inspect" "f944bdad4514e50ecbcc0610bf5b2a1621bef22e7e86e8e7847600a0bee5183c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f944bdad4514e50ecbcc0610bf5b2a1621bef22e7e86e8e7847600a0bee5183c", kill_on_drop: false }`
[INFO] [stdout] f944bdad4514e50ecbcc0610bf5b2a1621bef22e7e86e8e7847600a0bee5183c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d557118e110fe7bb8391997186b254961ccffffe05504332893d31be61f6e9a0
[INFO] running `Command { std: "docker" "start" "-a" "d557118e110fe7bb8391997186b254961ccffffe05504332893d31be61f6e9a0", 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 0.02s
[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_variations ... ok
[INFO] [stdout] test test::tests::exact_other ... ok
[INFO] [stdout] test test::tests::c_many_notes ... ok
[INFO] [stdout] test test::tests::exact_c ... ok
[INFO] [stdout] test test::tests::c_missing_notes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[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" "d557118e110fe7bb8391997186b254961ccffffe05504332893d31be61f6e9a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d557118e110fe7bb8391997186b254961ccffffe05504332893d31be61f6e9a0", kill_on_drop: false }`
[INFO] [stdout] d557118e110fe7bb8391997186b254961ccffffe05504332893d31be61f6e9a0