[INFO] fetching crate movingai 1.0.0...
[INFO] extracting crate movingai 1.0.0 into work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/movingai/1.0.0
[INFO] extracting crate movingai 1.0.0 into work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/movingai/1.0.0
[INFO] validating manifest of movingai-1.0.0 on toolchain master#5f9c0448dde167128d668da4555879f64e56af1d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of movingai-1.0.0 on toolchain try#8ec8125bea94852768b56958f05da47666c21ab0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing movingai-1.0.0
[INFO] finished frobbing movingai-1.0.0
[INFO] frobbed toml for movingai-1.0.0 written to work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/movingai/1.0.0/Cargo.toml
[INFO] started frobbing movingai-1.0.0
[INFO] finished frobbing movingai-1.0.0
[INFO] frobbed toml for movingai-1.0.0 written to work/ex/pr-62133/sources/try#8ec8125bea94852768b56958f05da47666c21ab0/reg/movingai/1.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+8ec8125bea94852768b56958f05da47666c21ab0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking movingai-1.0.0 against master#5f9c0448dde167128d668da4555879f64e56af1d for pr-62133
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62133/worker-7/master#5f9c0448dde167128d668da4555879f64e56af1d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62133/sources/master#5f9c0448dde167128d668da4555879f64e56af1d/reg/movingai/1.0.0:/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" "+5f9c0448dde167128d668da4555879f64e56af1d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 616224855f1a1ad3335cd4bc040ed08f91d2c00985013e129a2b4882d49e6dc3
[INFO] running `"docker" "start" "-a" "616224855f1a1ad3335cd4bc040ed08f91d2c00985013e129a2b4882d49e6dc3"`
[INFO] [stderr]     Checking movingai v1.0.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0277]: the trait bound `movingai::MovingAiMap: serde::ser::Serialize` is not satisfied
[INFO] [stderr]   --> examples/into_json.rs:11:22
[INFO] [stderr]    |
[INFO] [stderr] 11 |     let serialized = serde_json::to_string(&map).unwrap();
[INFO] [stderr]    |                      ^^^^^^^^^^^^^^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `movingai::MovingAiMap`
[INFO] [stderr]    |
[INFO] [stderr]    = note: required by `serde_json::ser::to_string`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: Could not compile `movingai`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "616224855f1a1ad3335cd4bc040ed08f91d2c00985013e129a2b4882d49e6dc3"`
[INFO] running `"docker" "rm" "-f" "616224855f1a1ad3335cd4bc040ed08f91d2c00985013e129a2b4882d49e6dc3"`
[INFO] [stdout] 616224855f1a1ad3335cd4bc040ed08f91d2c00985013e129a2b4882d49e6dc3