[INFO] crate avro-rs 0.6.5 is already in cache
[INFO] extracting crate avro-rs 0.6.5 into work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/reg/avro-rs/0.6.5
[INFO] extracting crate avro-rs 0.6.5 into work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/reg/avro-rs/0.6.5
[INFO] validating manifest of avro-rs-0.6.5 on toolchain master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of avro-rs-0.6.5 on toolchain try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing avro-rs-0.6.5
[INFO] finished frobbing avro-rs-0.6.5
[INFO] frobbed toml for avro-rs-0.6.5 written to work/ex/pr-61753/sources/master#8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be/reg/avro-rs/0.6.5/Cargo.toml
[INFO] started frobbing avro-rs-0.6.5
[INFO] finished frobbing avro-rs-0.6.5
[INFO] frobbed toml for avro-rs-0.6.5 written to work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/reg/avro-rs/0.6.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8e948df707ea8a3c88c65bf2ffdcb2f1cf5491be-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking avro-rs-0.6.5 against try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af for pr-61753
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61753/worker-4/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61753/sources/try#af22dfc7f56a5057c6b6120a65c74e7b6c1530af/reg/avro-rs/0.6.5:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+af22dfc7f56a5057c6b6120a65c74e7b6c1530af-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 06124a8057f45a304637bdc656379686f426a6a4d2780d3a541cfa124ad41199
[INFO] running `"docker" "start" "-a" "06124a8057f45a304637bdc656379686f426a6a4d2780d3a541cfa124ad41199"`
[INFO] [stderr]     Checking avro-rs v0.6.5 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> benches/serde_json.rs:52:57
[INFO] [stderr]    |
[INFO] [stderr] 52 | fn bench_read_json(b: &mut test::Bencher, make_record: &Fn() -> (Value), n_records: usize) {
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> (Value)`
[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]    --> benches/single.rs:159:53
[INFO] [stderr]     |
[INFO] [stderr] 159 | fn bench_write(b: &mut test::Bencher, make_record: &Fn() -> (Schema, Value)) {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> (Schema, Value)`
[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]    --> benches/serde.rs:189:53
[INFO] [stderr]     |
[INFO] [stderr] 189 | fn bench_write(b: &mut test::Bencher, make_record: &Fn() -> (Schema, Value), n_records: usize) {
[INFO] [stderr]     |                                                     ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> (Schema, Value)`
[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]    --> benches/serde.rs:195:52
[INFO] [stderr]     |
[INFO] [stderr] 195 | fn bench_read(b: &mut test::Bencher, make_record: &Fn() -> (Schema, Value), n_records: usize) {
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> (Schema, Value)`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> src/reader.rs:399:9
[INFO] [stderr]     |
[INFO] [stderr] 399 |         Reader::new(empty).is_err();
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.75s
[INFO] running `"docker" "inspect" "06124a8057f45a304637bdc656379686f426a6a4d2780d3a541cfa124ad41199"`
[INFO] running `"docker" "rm" "-f" "06124a8057f45a304637bdc656379686f426a6a4d2780d3a541cfa124ad41199"`
[INFO] [stdout] 06124a8057f45a304637bdc656379686f426a6a4d2780d3a541cfa124ad41199