[INFO] fetching crate serde_cef 0.1.0... [INFO] testing serde_cef-0.1.0 against beta-2025-10-28 for beta-1.92-2 [INFO] extracting crate serde_cef 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate serde_cef 0.1.0 [INFO] finished tweaking crates.io crate serde_cef 0.1.0 [INFO] tweaked toml for crates.io crate serde_cef 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate serde_cef 0.1.0 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 45 packages to latest compatible versions [INFO] [stderr] Adding serde-value v0.6.0 (available: v0.7.0) [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] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c8a664779737ca1e7c12d4a66f741e403e46d4f580337209b32acfc8951e03f6 [INFO] running `Command { std: "docker" "start" "-a" "c8a664779737ca1e7c12d4a66f741e403e46d4f580337209b32acfc8951e03f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8a664779737ca1e7c12d4a66f741e403e46d4f580337209b32acfc8951e03f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8a664779737ca1e7c12d4a66f741e403e46d4f580337209b32acfc8951e03f6", kill_on_drop: false }` [INFO] [stdout] c8a664779737ca1e7c12d4a66f741e403e46d4f580337209b32acfc8951e03f6 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d769e56cce31828366dd893dcabe48989fabe508dd211923a3231f90877c9fc5 [INFO] running `Command { std: "docker" "start" "-a" "d769e56cce31828366dd893dcabe48989fabe508dd211923a3231f90877c9fc5", kill_on_drop: false }` [INFO] [stderr] warning: only one of `license` or `license-file` is necessary [INFO] [stderr] `license` should be used if the package license can be expressed with a standard SPDX expression. [INFO] [stderr] `license-file` should be used if the package uses a non-standard license. [INFO] [stderr] See https://doc.rust-lang.org/cargo/reference/manifest.html#the-license-and-license-file-fields for more information. [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling regex-syntax v0.8.8 [INFO] [stderr] Compiling aho-corasick v1.1.4 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling serde-value v0.6.0 [INFO] [stderr] Compiling chrono v0.4.42 [INFO] [stderr] Compiling serde-value-flatten v0.1.0 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling serde_cef v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0433]: failed to resolve: could not find `export` in `serde` [INFO] [stdout] --> src/de.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | use serde::export::fmt::Debug; [INFO] [stdout] | ^^^^^^ could not find `export` in `serde` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option` [INFO] [stdout] --> src/result.rs:89:24 [INFO] [stdout] | [INFO] [stdout] 89 | impl From for CefError { [INFO] [stdout] | ^^^^^^^^^ not found in `std::option` [INFO] [stdout] | [INFO] [stdout] help: there is an enum variant `crate::CefError::NoneError`; try using the variant's enum [INFO] [stdout] | [INFO] [stdout] 89 - impl From for CefError { [INFO] [stdout] 89 + impl From for CefError { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0412]: cannot find type `NoneError` in module `std::option` [INFO] [stdout] --> src/result.rs:90:32 [INFO] [stdout] | [INFO] [stdout] 90 | fn from(_err: std::option::NoneError) -> CefError { [INFO] [stdout] | ^^^^^^^^^ not found in `std::option` [INFO] [stdout] | [INFO] [stdout] help: there is an enum variant `crate::CefError::NoneError`; try using the variant's enum [INFO] [stdout] | [INFO] [stdout] 90 - fn from(_err: std::option::NoneError) -> CefError { [INFO] [stdout] 90 + fn from(_err: crate::CefError) -> CefError { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel [INFO] [stdout] --> src/lib.rs:93:1 [INFO] [stdout] | [INFO] [stdout] 93 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cursor` and `Write` [INFO] [stdout] --> src/ser.rs:1:15 [INFO] [stdout] | [INFO] [stdout] 1 | use std::io::{Cursor, Write}; [INFO] [stdout] | ^^^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0635]: feature `try_trait` has been renamed to `try_trait_v2` [INFO] [stdout] --> src/lib.rs:93:12 [INFO] [stdout] | [INFO] [stdout] 93 | #![feature(try_trait)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0412, E0433, E0554, E0635. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0412`. [INFO] [stdout] [INFO] [stderr] error: could not compile `serde_cef` (lib) due to 5 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "d769e56cce31828366dd893dcabe48989fabe508dd211923a3231f90877c9fc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d769e56cce31828366dd893dcabe48989fabe508dd211923a3231f90877c9fc5", kill_on_drop: false }` [INFO] [stdout] d769e56cce31828366dd893dcabe48989fabe508dd211923a3231f90877c9fc5