[INFO] fetching crate nlsd 0.1.3... [INFO] testing nlsd-0.1.3 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate nlsd 0.1.3 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate nlsd 0.1.3 [INFO] finished tweaking crates.io crate nlsd 0.1.3 [INFO] tweaked toml for crates.io crate nlsd 0.1.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate nlsd 0.1.3 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 14 packages to latest compatible versions [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ed9798a3413d80d12deb09568b905a1a1cc06dc6191f653a2e7063068ebf2ff6 [INFO] running `Command { std: "docker" "start" "-a" "ed9798a3413d80d12deb09568b905a1a1cc06dc6191f653a2e7063068ebf2ff6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ed9798a3413d80d12deb09568b905a1a1cc06dc6191f653a2e7063068ebf2ff6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed9798a3413d80d12deb09568b905a1a1cc06dc6191f653a2e7063068ebf2ff6", kill_on_drop: false }` [INFO] [stdout] ed9798a3413d80d12deb09568b905a1a1cc06dc6191f653a2e7063068ebf2ff6 [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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 786a89b56c663f9ac5d2c5f511787ee267d64269939efcc4229a2035ebff043b [INFO] running `Command { std: "docker" "start" "-a" "786a89b56c663f9ac5d2c5f511787ee267d64269939efcc4229a2035ebff043b", kill_on_drop: false }` [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling nl-parser v0.1.1 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling nlsd v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/de.rs:43:25 [INFO] [stdout] | [INFO] [stdout] 43 | fn unescape_str(string: &str) -> Cow { [INFO] [stdout] | ^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 43 | fn unescape_str(string: &str) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.78s [INFO] running `Command { std: "docker" "inspect" "786a89b56c663f9ac5d2c5f511787ee267d64269939efcc4229a2035ebff043b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "786a89b56c663f9ac5d2c5f511787ee267d64269939efcc4229a2035ebff043b", kill_on_drop: false }` [INFO] [stdout] 786a89b56c663f9ac5d2c5f511787ee267d64269939efcc4229a2035ebff043b [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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1d75ac608bd9dfdcc55b31c79af61ee36a144936299668c8db700d177e20a5cd [INFO] running `Command { std: "docker" "start" "-a" "1d75ac608bd9dfdcc55b31c79af61ee36a144936299668c8db700d177e20a5cd", kill_on_drop: false }` [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/de.rs:43:25 [INFO] [stdout] | [INFO] [stdout] 43 | fn unescape_str(string: &str) -> Cow { [INFO] [stdout] | ^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 43 | fn unescape_str(string: &str) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling nlsd v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/ser.rs:811:10 [INFO] [stdout] | [INFO] [stdout] 811 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` (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/de.rs:43:25 [INFO] [stdout] | [INFO] [stdout] 43 | fn unescape_str(string: &str) -> Cow { [INFO] [stdout] | ^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided 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] 43 | fn unescape_str(string: &str) -> Cow<'_, str> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 4.22s [INFO] running `Command { std: "docker" "inspect" "1d75ac608bd9dfdcc55b31c79af61ee36a144936299668c8db700d177e20a5cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d75ac608bd9dfdcc55b31c79af61ee36a144936299668c8db700d177e20a5cd", kill_on_drop: false }` [INFO] [stdout] 1d75ac608bd9dfdcc55b31c79af61ee36a144936299668c8db700d177e20a5cd [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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 44ca41ae85d6c2ff3a41e76cdde4169f3baa405f6fb42de274f4ef5b854a426b [INFO] running `Command { std: "docker" "start" "-a" "44ca41ae85d6c2ff3a41e76cdde4169f3baa405f6fb42de274f4ef5b854a426b", kill_on_drop: false }` [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/de.rs:43:25 [INFO] [stderr] | [INFO] [stderr] 43 | fn unescape_str(string: &str) -> Cow { [INFO] [stderr] | ^^^^ ^^^^^^^^ the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided 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] 43 | fn unescape_str(string: &str) -> Cow<'_, str> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/ser.rs:811:10 [INFO] [stderr] | [INFO] [stderr] 811 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `nlsd` (lib) generated 1 warning (run `cargo fix --lib -p nlsd` to apply 1 suggestion) [INFO] [stderr] warning: `nlsd` (lib test) generated 2 warnings (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nlsd-46c760f4a527c3cb) [INFO] [stdout] [INFO] [stdout] running 29 tests [INFO] [stdout] test de::tests::deserialize_bool ... ok [INFO] [stdout] test de::tests::deserialize_char ... ok [INFO] [stdout] test de::tests::deserialize_list ... ok [INFO] [stdout] test de::tests::deserialize_enum ... ok [INFO] [stdout] test de::tests::deserialize_nested_list ... ok [INFO] [stdout] test de::tests::deserialize_nested_list_map ... ok [INFO] [stdout] test de::tests::deserialize_nested_map ... ok [INFO] [stdout] test de::tests::deserialize_nested_map_list ... ok [INFO] [stdout] test de::tests::deserialize_nested_object ... ok [INFO] [stdout] test de::tests::deserialize_newtype_struct ... ok [INFO] [stdout] test de::tests::deserialize_map ... ok [INFO] [stdout] test de::tests::deserialize_number ... ok [INFO] [stdout] test de::tests::deserialize_option ... ok [INFO] [stdout] test de::tests::deserialize_str ... ok [INFO] [stdout] test de::tests::deserialize_struct ... ok [INFO] [stdout] test de::tests::deserialize_unit ... ok [INFO] [stdout] test ser::tests::humanize_string ... ok [INFO] [stdout] test ser::tests::serialize_empty ... ok [INFO] [stdout] test ser::tests::serialize_list ... ok [INFO] [stdout] test de::tests::deserialize_unit_variant ... ok [INFO] [stdout] test ser::tests::serialize_map ... ok [INFO] [stdout] test ser::tests::serialize_newtype_variant ... ok [INFO] [stdout] test ser::tests::serialize_str ... ok [INFO] [stdout] test ser::tests::serialize_num ... ok [INFO] [stdout] test ser::tests::serialize_struct ... ok [INFO] [stdout] test ser::tests::serialize_tuple ... ok [INFO] [stdout] test ser::tests::serialize_bool ... ok [INFO] [stdout] test ser::tests::serialize_unit_struct ... ok [INFO] [stdout] test ser::tests::serialize_tuple_struct ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests nlsd [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" "44ca41ae85d6c2ff3a41e76cdde4169f3baa405f6fb42de274f4ef5b854a426b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44ca41ae85d6c2ff3a41e76cdde4169f3baa405f6fb42de274f4ef5b854a426b", kill_on_drop: false }` [INFO] [stdout] 44ca41ae85d6c2ff3a41e76cdde4169f3baa405f6fb42de274f4ef5b854a426b