[INFO] fetching crate oasis-cbor 0.5.1...
[INFO] checking oasis-cbor-0.5.1 against try#c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f for pr-133502-21
[INFO] extracting crate oasis-cbor 0.5.1 into /workspace/builds/worker-0-tc2/source
[INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain
[INFO] started tweaking crates.io crate oasis-cbor 0.5.1
[INFO] finished tweaking crates.io crate oasis-cbor 0.5.1
[INFO] tweaked toml for crates.io crate oasis-cbor 0.5.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate oasis-cbor 0.5.1 on toolchain c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "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" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 29 packages to latest compatible versions
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.18)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94fc8867d78c6fdb5e9a2e8afcd61d7e67ba1217f7b12f1267409f25dd1d3d9a
[INFO] running `Command { std: "docker" "start" "-a" "94fc8867d78c6fdb5e9a2e8afcd61d7e67ba1217f7b12f1267409f25dd1d3d9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94fc8867d78c6fdb5e9a2e8afcd61d7e67ba1217f7b12f1267409f25dd1d3d9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94fc8867d78c6fdb5e9a2e8afcd61d7e67ba1217f7b12f1267409f25dd1d3d9a", kill_on_drop: false }`
[INFO] [stdout] 94fc8867d78c6fdb5e9a2e8afcd61d7e67ba1217f7b12f1267409f25dd1d3d9a
[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=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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+c9557a20e5ef2e0e02c29a5fafd850d1b7cf1e4f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d2da64320a379aca75d6ab6f943a5dbeed2b59b870b816133717e5941869e71
[INFO] running `Command { std: "docker" "start" "-a" "6d2da64320a379aca75d6ab6f943a5dbeed2b59b870b816133717e5941869e71", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling oasis-cbor-value v0.5.1
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]    Compiling darling_core v0.14.4
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling darling_macro v0.14.4
[INFO] [stderr]    Compiling darling v0.14.4
[INFO] [stderr]    Compiling oasis-cbor-derive v0.5.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.3
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]     Checking oasis-cbor v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]     --> tests/derive_test.rs:1156:5
[INFO] [stdout]      |
[INFO] [stdout] 1156 |     encode_is_empty(vec![]);
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^ ------ type must be known at this point
[INFO] [stdout]      |     |
[INFO] [stdout]      |     cannot infer type of the type parameter `T` declared on the function `encode_is_empty`
[INFO] [stdout]      |
[INFO] [stdout]      = note: multiple `impl`s satisfying `Vec<_>: Encode` found in the `oasis_cbor` crate:
[INFO] [stdout]              - impl Encode for Vec<u8>;
[INFO] [stdout]              - impl<T> Encode for Vec<T>
[INFO] [stdout]                where T: Encode;
[INFO] [stdout] note: required by a bound in `encode_is_empty`
[INFO] [stdout]     --> tests/derive_test.rs:1122:27
[INFO] [stdout]      |
[INFO] [stdout] 1122 |     fn encode_is_empty<T: cbor::Encode>(value: T) {
[INFO] [stdout]      |                           ^^^^^^^^^^^^ required by this bound in `encode_is_empty`
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]      |
[INFO] [stdout] 1156 |     encode_is_empty::<Vec<_>>(vec![]);
[INFO] [stdout]      |                    ++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]     --> tests/derive_test.rs:1165:5
[INFO] [stdout]      |
[INFO] [stdout] 1165 |     encode_is_empty((false, 0u8, 0u16, 0u128, vec![]));
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^                           ------ type must be known at this point
[INFO] [stdout]      |     |
[INFO] [stdout]      |     cannot infer type of the type parameter `T` declared on the function `encode_is_empty`
[INFO] [stdout]      |
[INFO] [stdout]      = note: multiple `impl`s satisfying `Vec<_>: Encode` found in the `oasis_cbor` crate:
[INFO] [stdout]              - impl Encode for Vec<u8>;
[INFO] [stdout]              - impl<T> Encode for Vec<T>
[INFO] [stdout]                where T: Encode;
[INFO] [stdout]      = note: required for `(bool, u8, u16, u128, Vec<_>)` to implement `Encode`
[INFO] [stdout] note: required by a bound in `encode_is_empty`
[INFO] [stdout]     --> tests/derive_test.rs:1122:27
[INFO] [stdout]      |
[INFO] [stdout] 1122 |     fn encode_is_empty<T: cbor::Encode>(value: T) {
[INFO] [stdout]      |                           ^^^^^^^^^^^^ required by this bound in `encode_is_empty`
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]      |
[INFO] [stdout] 1165 |     encode_is_empty::<(bool, u8, u16, u128, Vec<_>)>((false, 0u8, 0u16, 0u128, vec![]));
[INFO] [stdout]      |                    +++++++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `oasis-cbor` (test "derive_test") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "6d2da64320a379aca75d6ab6f943a5dbeed2b59b870b816133717e5941869e71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d2da64320a379aca75d6ab6f943a5dbeed2b59b870b816133717e5941869e71", kill_on_drop: false }`
[INFO] [stdout] 6d2da64320a379aca75d6ab6f943a5dbeed2b59b870b816133717e5941869e71
