[INFO] fetching crate movingai 1.3.1...
[INFO] checking movingai-1.3.1 against try#31561a63598a0f21fc74c024747ef1310fdd2eb2 for pr-133536
[INFO] extracting crate movingai 1.3.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate movingai 1.3.1 on toolchain 31561a63598a0f21fc74c024747ef1310fdd2eb2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate movingai 1.3.1
[INFO] finished tweaking crates.io crate movingai 1.3.1
[INFO] tweaked toml for crates.io crate movingai 1.3.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate movingai 1.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ce1c58596cf0010fa5762e368bd6500776ac9b3edace7811a437c219b42116a0
[INFO] running `Command { std: "docker" "start" "-a" "ce1c58596cf0010fa5762e368bd6500776ac9b3edace7811a437c219b42116a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ce1c58596cf0010fa5762e368bd6500776ac9b3edace7811a437c219b42116a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce1c58596cf0010fa5762e368bd6500776ac9b3edace7811a437c219b42116a0", kill_on_drop: false }`
[INFO] [stdout] ce1c58596cf0010fa5762e368bd6500776ac9b3edace7811a437c219b42116a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+31561a63598a0f21fc74c024747ef1310fdd2eb2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c62da9efb9fab38cae361aac04bd78786ae7d774bd5d6751ff6fa46d0aa34b8c
[INFO] running `Command { std: "docker" "start" "-a" "c62da9efb9fab38cae361aac04bd78786ae7d774bd5d6751ff6fa46d0aa34b8c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.198
[INFO] [stderr]     Checking movingai v1.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.116
[INFO] [stdout] error[E0277]: the trait bound `MovingAiMap: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/into_json.rs:10:44
[INFO] [stdout]      |
[INFO] [stdout] 10   |     let serialized = serde_json::to_string(&map).unwrap();
[INFO] [stdout]      |                      --------------------- ^^^^ the trait `serde::ser::Serialize` is not implemented for `MovingAiMap`
[INFO] [stdout]      |                      |
[INFO] [stdout]      |                      required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout]      = help: the following other types implement trait `serde::ser::Serialize`:
[INFO] [stdout]                &'a T
[INFO] [stdout]                &'a mut T
[INFO] [stdout]                ()
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]                (T0, T1, T2, T3, T4, T5)
[INFO] [stdout]              and 131 others
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.116/src/ser.rs:2209:17
[INFO] [stdout]      |
[INFO] [stdout] 2207 | pub fn to_string<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        --------- required by a bound in this function
[INFO] [stdout] 2208 | where
[INFO] [stdout] 2209 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `movingai` (example "into_json") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c62da9efb9fab38cae361aac04bd78786ae7d774bd5d6751ff6fa46d0aa34b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c62da9efb9fab38cae361aac04bd78786ae7d774bd5d6751ff6fa46d0aa34b8c", kill_on_drop: false }`
[INFO] [stdout] c62da9efb9fab38cae361aac04bd78786ae7d774bd5d6751ff6fa46d0aa34b8c
