[INFO] fetching crate merde_json 10.0.6...
[INFO] testing merde_json-10.0.6 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate merde_json 10.0.6 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate merde_json 10.0.6
[INFO] finished tweaking crates.io crate merde_json 10.0.6
[INFO] tweaked toml for crates.io crate merde_json 10.0.6 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate merde_json 10.0.6 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding lexical-parse-float v0.8.5 (available: v1.0.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 674aad32fe2de13728720badb33ac007130e4cdce8e41221a0b9ea2a4f5de981
[INFO] running `Command { std: "docker" "start" "-a" "674aad32fe2de13728720badb33ac007130e4cdce8e41221a0b9ea2a4f5de981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "674aad32fe2de13728720badb33ac007130e4cdce8e41221a0b9ea2a4f5de981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "674aad32fe2de13728720badb33ac007130e4cdce8e41221a0b9ea2a4f5de981", kill_on_drop: false }`
[INFO] [stdout] 674aad32fe2de13728720badb33ac007130e4cdce8e41221a0b9ea2a4f5de981
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 65df753ec9bdf58b7c6dc92d72f959aeba6ad9066eda3e2122bc6583540f784c
[INFO] running `Command { std: "docker" "start" "-a" "65df753ec9bdf58b7c6dc92d72f959aeba6ad9066eda3e2122bc6583540f784c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling compact_str v0.8.1
[INFO] [stderr]    Compiling compact_bytes v0.1.4
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling ordered-float v5.1.0
[INFO] [stderr]    Compiling merde_core v10.0.6
[INFO] [stderr]    Compiling merde_json v10.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `StringDecoderRange` is never constructed
[INFO] [stdout]    --> src/jiter_lite/string_decoder.rs:368:12
[INFO] [stdout]     |
[INFO] [stdout] 368 | pub struct StringDecoderRange;
[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 5.39s
[INFO] running `Command { std: "docker" "inspect" "65df753ec9bdf58b7c6dc92d72f959aeba6ad9066eda3e2122bc6583540f784c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "65df753ec9bdf58b7c6dc92d72f959aeba6ad9066eda3e2122bc6583540f784c", kill_on_drop: false }`
[INFO] [stdout] 65df753ec9bdf58b7c6dc92d72f959aeba6ad9066eda3e2122bc6583540f784c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15233d291acafdab2bc4c0e45f35f1234fd969c61394ec8ec5d83fbe38e81161
[INFO] running `Command { std: "docker" "start" "-a" "15233d291acafdab2bc4c0e45f35f1234fd969c61394ec8ec5d83fbe38e81161", kill_on_drop: false }`
[INFO] [stdout] warning: struct `StringDecoderRange` is never constructed
[INFO] [stdout]    --> src/jiter_lite/string_decoder.rs:368:12
[INFO] [stdout]     |
[INFO] [stdout] 368 | pub struct StringDecoderRange;
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling merde_json v10.0.6 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `merde_loggingserializer`
[INFO] [stdout]    --> src/deserialize.rs:216:9
[INFO] [stdout]     |
[INFO] [stdout] 216 |     use merde_loggingserializer::LoggingDeserializer;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `merde_loggingserializer`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `merde_loggingserializer`, use `cargo add merde_loggingserializer` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `merde_json` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "15233d291acafdab2bc4c0e45f35f1234fd969c61394ec8ec5d83fbe38e81161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15233d291acafdab2bc4c0e45f35f1234fd969c61394ec8ec5d83fbe38e81161", kill_on_drop: false }`
[INFO] [stdout] 15233d291acafdab2bc4c0e45f35f1234fd969c61394ec8ec5d83fbe38e81161