[INFO] fetching crate protein-core 0.1.7...
[INFO] testing protein-core-0.1.7 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate protein-core 0.1.7 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate protein-core 0.1.7
[INFO] finished tweaking crates.io crate protein-core 0.1.7
[INFO] tweaked toml for crates.io crate protein-core 0.1.7 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate protein-core 0.1.7 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 44 packages to latest compatible versions
[INFO] [stderr]       Adding strum v0.19.5 (available: v0.28.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d636e64391e26763050d5d4423189a564710390ccc7be265c0723fa37e3e2054
[INFO] running `Command { std: "docker" "start" "-a" "d636e64391e26763050d5d4423189a564710390ccc7be265c0723fa37e3e2054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d636e64391e26763050d5d4423189a564710390ccc7be265c0723fa37e3e2054", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d636e64391e26763050d5d4423189a564710390ccc7be265c0723fa37e3e2054", kill_on_drop: false }`
[INFO] [stdout] d636e64391e26763050d5d4423189a564710390ccc7be265c0723fa37e3e2054
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79767e852bd13ef9718817f9685a39dbfbc884e04e32cb4e8f2bbf65e5d4794b
[INFO] running `Command { std: "docker" "start" "-a" "79767e852bd13ef9718817f9685a39dbfbc884e04e32cb4e8f2bbf65e5d4794b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling dihedral v0.0.4
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling strum_macros v0.19.4
[INFO] [stderr]    Compiling strum v0.19.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling chrono v0.4.44
[INFO] [stderr]    Compiling protein-core v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stdout]   --> src/metadata/title_section.rs:43:41
[INFO] [stdout]    |
[INFO] [stdout] 43 |             deposition_date: NaiveDate::from_ymd(1900, 1, 1),
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_n`, `is_c`, `is_ca`, and `is_o` are never used
[INFO] [stdout]   --> src/structure/atom.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl AtomName {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 57 |     pub(crate) fn is_n(&self) -> bool {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub(crate) fn is_c(&self) -> bool {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub(crate) fn is_ca(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub(crate) fn is_o(&self) -> bool {
[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 11.86s
[INFO] running `Command { std: "docker" "inspect" "79767e852bd13ef9718817f9685a39dbfbc884e04e32cb4e8f2bbf65e5d4794b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79767e852bd13ef9718817f9685a39dbfbc884e04e32cb4e8f2bbf65e5d4794b", kill_on_drop: false }`
[INFO] [stdout] 79767e852bd13ef9718817f9685a39dbfbc884e04e32cb4e8f2bbf65e5d4794b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 700e7bb16b18e2b5dfe5c3ccad9eff7e2ca446f659737049b0ee4a52c5bc694d
[INFO] running `Command { std: "docker" "start" "-a" "700e7bb16b18e2b5dfe5c3ccad9eff7e2ca446f659737049b0ee4a52c5bc694d", kill_on_drop: false }`
[INFO] [stderr]    Compiling protein-core v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stdout]   --> src/metadata/title_section.rs:43:41
[INFO] [stdout]    |
[INFO] [stdout] 43 |             deposition_date: NaiveDate::from_ymd(1900, 1, 1),
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_n`, `is_c`, `is_ca`, and `is_o` are never used
[INFO] [stdout]   --> src/structure/atom.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl AtomName {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 57 |     pub(crate) fn is_n(&self) -> bool {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub(crate) fn is_c(&self) -> bool {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub(crate) fn is_ca(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub(crate) fn is_o(&self) -> bool {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stdout]   --> src/metadata/title_section.rs:43:41
[INFO] [stdout]    |
[INFO] [stdout] 43 |             deposition_date: NaiveDate::from_ymd(1900, 1, 1),
[INFO] [stdout]    |                                         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_n`, `is_c`, `is_ca`, and `is_o` are never used
[INFO] [stdout]   --> src/structure/atom.rs:57:19
[INFO] [stdout]    |
[INFO] [stdout] 56 | impl AtomName {
[INFO] [stdout]    | ------------- methods in this implementation
[INFO] [stdout] 57 |     pub(crate) fn is_n(&self) -> bool {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 60 |     pub(crate) fn is_c(&self) -> bool {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout] ...
[INFO] [stdout] 63 |     pub(crate) fn is_ca(&self) -> bool {
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 66 |     pub(crate) fn is_o(&self) -> bool {
[INFO] [stdout]    |                   ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "700e7bb16b18e2b5dfe5c3ccad9eff7e2ca446f659737049b0ee4a52c5bc694d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "700e7bb16b18e2b5dfe5c3ccad9eff7e2ca446f659737049b0ee4a52c5bc694d", kill_on_drop: false }`
[INFO] [stdout] 700e7bb16b18e2b5dfe5c3ccad9eff7e2ca446f659737049b0ee4a52c5bc694d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 52360c287a9ef6ee26c90bece7c90f7afbed04971213db24ae9c71592b3dc2b2
[INFO] running `Command { std: "docker" "start" "-a" "52360c287a9ef6ee26c90bece7c90f7afbed04971213db24ae9c71592b3dc2b2", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `chrono::NaiveDate::from_ymd`: use `from_ymd_opt()` instead
[INFO] [stderr]   --> src/metadata/title_section.rs:43:41
[INFO] [stderr]    |
[INFO] [stderr] 43 |             deposition_date: NaiveDate::from_ymd(1900, 1, 1),
[INFO] [stderr]    |                                         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: methods `is_n`, `is_c`, `is_ca`, and `is_o` are never used
[INFO] [stderr]   --> src/structure/atom.rs:57:19
[INFO] [stderr]    |
[INFO] [stderr] 56 | impl AtomName {
[INFO] [stderr]    | ------------- methods in this implementation
[INFO] [stderr] 57 |     pub(crate) fn is_n(&self) -> bool {
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 60 |     pub(crate) fn is_c(&self) -> bool {
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr] ...
[INFO] [stderr] 63 |     pub(crate) fn is_ca(&self) -> bool {
[INFO] [stderr]    |                   ^^^^^
[INFO] [stderr] ...
[INFO] [stderr] 66 |     pub(crate) fn is_o(&self) -> bool {
[INFO] [stderr]    |                   ^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `protein-core` (lib) generated 2 warnings
[INFO] [stderr] warning: `protein-core` (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/protein_core-be1a6cb1b300813a)
[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] [stderr]    Doc-tests protein_core
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/structure/atom.rs - structure::atom::AtomName (line 46) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "52360c287a9ef6ee26c90bece7c90f7afbed04971213db24ae9c71592b3dc2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52360c287a9ef6ee26c90bece7c90f7afbed04971213db24ae9c71592b3dc2b2", kill_on_drop: false }`
[INFO] [stdout] 52360c287a9ef6ee26c90bece7c90f7afbed04971213db24ae9c71592b3dc2b2
