[INFO] crate fluent-syntax 0.9.0 is already in cache
[INFO] checking fluent-syntax-0.9.0 against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] extracting crate fluent-syntax 0.9.0 into work/builds/worker-5/source
[INFO] validating manifest of crates.io crate fluent-syntax 0.9.0 on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fluent-syntax 0.9.0
[INFO] finished tweaking crates.io crate fluent-syntax 0.9.0
[INFO] tweaked toml for crates.io crate fluent-syntax 0.9.0 written to work/builds/worker-5/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4ffbb28fdb2d87cadc7906d1ae25b1a48d732a5ea3ca9ceee0c2dd917061a446
[INFO] running `"docker" "start" "-a" "4ffbb28fdb2d87cadc7906d1ae25b1a48d732a5ea3ca9ceee0c2dd917061a446"`
[INFO] [stderr]     Checking fluent-syntax v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking assert-json-diff v1.0.0
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> tests/ast/mod.rs:8:68
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn serialize<'s>(res: &'s ast::Resource) -> Result<String, Box<Error>> {
[INFO] [stderr]   |                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/ast/mod.rs:14:84
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn _serialize_to_pretty_json<'s>(res: &'s ast::Resource) -> Result<String, Box<Error>> {
[INFO] [stderr]    |                                                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.48s
[INFO] running `"docker" "inspect" "4ffbb28fdb2d87cadc7906d1ae25b1a48d732a5ea3ca9ceee0c2dd917061a446"`
[INFO] running `"docker" "rm" "-f" "4ffbb28fdb2d87cadc7906d1ae25b1a48d732a5ea3ca9ceee0c2dd917061a446"`
[INFO] [stdout] 4ffbb28fdb2d87cadc7906d1ae25b1a48d732a5ea3ca9ceee0c2dd917061a446