[INFO] fetching crate merde_json 10.0.6...
[INFO] testing merde_json-10.0.6 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate merde_json 10.0.6 into /workspace/builds/worker-5-tc1/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-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate merde_json 10.0.6 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded compact_bytes v0.1.4
[INFO] [stderr]   Downloaded merde_core v10.0.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd632316d730a008d9ade7b9169760cf265dfa52da81ff4f2aeba98556863641
[INFO] running `Command { std: "docker" "start" "-a" "bd632316d730a008d9ade7b9169760cf265dfa52da81ff4f2aeba98556863641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd632316d730a008d9ade7b9169760cf265dfa52da81ff4f2aeba98556863641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd632316d730a008d9ade7b9169760cf265dfa52da81ff4f2aeba98556863641", kill_on_drop: false }`
[INFO] [stdout] bd632316d730a008d9ade7b9169760cf265dfa52da81ff4f2aeba98556863641
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ff862eae531df968ee0140bf8d59686f5babe850f1a7c6a042b33536f404cb0
[INFO] running `Command { std: "docker" "start" "-a" "1ff862eae531df968ee0140bf8d59686f5babe850f1a7c6a042b33536f404cb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling lexical-util v0.8.5
[INFO] [stderr]    Compiling castaway v0.2.4
[INFO] [stderr]    Compiling ordered-float v5.3.0
[INFO] [stderr]    Compiling compact_str v0.8.1
[INFO] [stderr]    Compiling compact_bytes v0.1.4
[INFO] [stderr]    Compiling merde_core v10.0.6
[INFO] [stderr]    Compiling lexical-parse-integer v0.8.6
[INFO] [stderr]    Compiling lexical-parse-float v0.8.5
[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 5.31s
[INFO] running `Command { std: "docker" "inspect" "1ff862eae531df968ee0140bf8d59686f5babe850f1a7c6a042b33536f404cb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ff862eae531df968ee0140bf8d59686f5babe850f1a7c6a042b33536f404cb0", kill_on_drop: false }`
[INFO] [stdout] 1ff862eae531df968ee0140bf8d59686f5babe850f1a7c6a042b33536f404cb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de66877d0d1b2f08b1f0c630b5aa3855b076235fd08d293e294e1497ad66e65d
[INFO] running `Command { std: "docker" "start" "-a" "de66877d0d1b2f08b1f0c630b5aa3855b076235fd08d293e294e1497ad66e65d", 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" "de66877d0d1b2f08b1f0c630b5aa3855b076235fd08d293e294e1497ad66e65d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de66877d0d1b2f08b1f0c630b5aa3855b076235fd08d293e294e1497ad66e65d", kill_on_drop: false }`
[INFO] [stdout] de66877d0d1b2f08b1f0c630b5aa3855b076235fd08d293e294e1497ad66e65d