[INFO] fetching crate movingai 1.1.1...
[INFO] testing movingai-1.1.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate movingai 1.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate movingai 1.1.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate movingai 1.1.1
[INFO] finished tweaking crates.io crate movingai 1.1.1
[INFO] tweaked toml for crates.io crate movingai 1.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate movingai 1.1.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] b46940d97909a05e3f46bf1d153f7acf13222b2fdf7cba60efe96de8f80e1a23
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "b46940d97909a05e3f46bf1d153f7acf13222b2fdf7cba60efe96de8f80e1a23"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling movingai v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "b46940d97909a05e3f46bf1d153f7acf13222b2fdf7cba60efe96de8f80e1a23"`
[INFO] running `"docker" "rm" "-f" "b46940d97909a05e3f46bf1d153f7acf13222b2fdf7cba60efe96de8f80e1a23"`
[INFO] [stdout] b46940d97909a05e3f46bf1d153f7acf13222b2fdf7cba60efe96de8f80e1a23
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ec91a007232d668c2dc478e4cce11a5ea5da387ddae854b23d9b1377346a65ae
[INFO] running `"docker" "start" "-a" "ec91a007232d668c2dc478e4cce11a5ea5da387ddae854b23d9b1377346a65ae"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling serde_json v1.0.51
[INFO] [stderr]    Compiling movingai v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0277]: the trait bound `movingai::MovingAiMap: serde::ser::Serialize` is not satisfied
[INFO] [stderr]     --> examples/into_json.rs:10:44
[INFO] [stderr]      |
[INFO] [stderr] 10   |     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]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.51/src/ser.rs:2224:17
[INFO] [stderr]      |
[INFO] [stderr] 2224 |     T: ?Sized + Serialize,
[INFO] [stderr]      |                 --------- required by this bound in `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] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "ec91a007232d668c2dc478e4cce11a5ea5da387ddae854b23d9b1377346a65ae"`
[INFO] running `"docker" "rm" "-f" "ec91a007232d668c2dc478e4cce11a5ea5da387ddae854b23d9b1377346a65ae"`
[INFO] [stdout] ec91a007232d668c2dc478e4cce11a5ea5da387ddae854b23d9b1377346a65ae