[INFO] fetching crate valor-config 0.1.0...
[INFO] testing valor-config-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate valor-config 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate valor-config 0.1.0
[INFO] finished tweaking crates.io crate valor-config 0.1.0
[INFO] tweaked toml for crates.io crate valor-config 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate valor-config 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 72 packages to latest compatible versions
[INFO] [stderr]       Adding generic-array v0.14.7 (available: v0.14.9)
[INFO] [stderr]       Adding json5 v0.4.1 (available: v1.3.1)
[INFO] [stderr]       Adding toml v0.7.8 (available: v1.1.2+spec-1.1.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 734a21e13d380736cf1a914614c567ed082613b28ab22a3bfad8c92e5cc7557b
[INFO] running `Command { std: "docker" "start" "-a" "734a21e13d380736cf1a914614c567ed082613b28ab22a3bfad8c92e5cc7557b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "734a21e13d380736cf1a914614c567ed082613b28ab22a3bfad8c92e5cc7557b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "734a21e13d380736cf1a914614c567ed082613b28ab22a3bfad8c92e5cc7557b", kill_on_drop: false }`
[INFO] [stdout] 734a21e13d380736cf1a914614c567ed082613b28ab22a3bfad8c92e5cc7557b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3f3d66c0156c2d28173251b4239745f42f20e1f974f41c3380742a5d9939ade2
[INFO] running `Command { std: "docker" "start" "-a" "3f3d66c0156c2d28173251b4239745f42f20e1f974f41c3380742a5d9939ade2", kill_on_drop: false }`
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling unicode-segmentation v1.13.2
[INFO] [stderr]    Compiling yansi v0.5.1
[INFO] [stderr]    Compiling semver v1.0.28
[INFO] [stderr]    Compiling zerovec-derive v0.11.3
[INFO] [stderr]    Compiling pest_generator v2.8.6
[INFO] [stderr]    Compiling zerofrom-derive v0.1.7
[INFO] [stderr]    Compiling yoke-derive v0.8.2
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling serde_spanned v0.6.9
[INFO] [stderr]    Compiling serde-types v0.1.1
[INFO] [stdout] error[E0433]: cannot find `__private` in `serde`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde-types-0.1.1/src/about_vector/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     __private::de::{Content, ContentRefDeserializer},
[INFO] [stdout]   |     ^^^^^^^^^ could not find `__private` in `serde`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `__private` in `serde`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde-types-0.1.1/src/parsing/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     __private::de::{Content, ContentDeserializer},
[INFO] [stdout]   |     ^^^^^^^^^ could not find `__private` in `serde`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find `__private` in `serde`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/serde-types-0.1.1/src/parsing/der.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     __private::de::EnumDeserializer,
[INFO] [stdout]   |     ^^^^^^^^^ could not find `__private` in `serde`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling ariadne v0.1.5
[INFO] [stderr] error: could not compile `serde-types` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3f3d66c0156c2d28173251b4239745f42f20e1f974f41c3380742a5d9939ade2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f3d66c0156c2d28173251b4239745f42f20e1f974f41c3380742a5d9939ade2", kill_on_drop: false }`
[INFO] [stdout] 3f3d66c0156c2d28173251b4239745f42f20e1f974f41c3380742a5d9939ade2