[INFO] fetching crate brickadia 0.1.16...
[INFO] checking brickadia-0.1.16 against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] extracting crate brickadia 0.1.16 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate brickadia 0.1.16 on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate brickadia 0.1.16
[INFO] finished tweaking crates.io crate brickadia 0.1.16
[INFO] tweaked toml for crates.io crate brickadia 0.1.16 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate brickadia 0.1.16 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2457b0e9bf94e9031bc25dcf4730a646156aa4b98478150f3a9309fc33b37217
[INFO] running `Command { std: "docker" "start" "-a" "2457b0e9bf94e9031bc25dcf4730a646156aa4b98478150f3a9309fc33b37217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2457b0e9bf94e9031bc25dcf4730a646156aa4b98478150f3a9309fc33b37217", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2457b0e9bf94e9031bc25dcf4730a646156aa4b98478150f3a9309fc33b37217", kill_on_drop: false }`
[INFO] [stdout] 2457b0e9bf94e9031bc25dcf4730a646156aa4b98478150f3a9309fc33b37217
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f93b330667db440f11d074ade49bdc0bd6cfee470e81809bb1edf4b36b8b06d1
[INFO] running `Command { std: "docker" "start" "-a" "f93b330667db440f11d074ade49bdc0bd6cfee470e81809bb1edf4b36b8b06d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde v1.0.127
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]     Checking bitstream-io v1.1.0
[INFO] [stderr]     Checking flate2 v1.0.20
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling proc-macro-crate v1.0.0
[INFO] [stderr]    Compiling num_enum_derive v0.5.2
[INFO] [stderr]     Checking num_enum v0.5.2
[INFO] [stderr]     Checking brickadia v0.1.16 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `SaveData: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/read_json.rs:9:54
[INFO] [stdout]      |
[INFO] [stdout] 9    |     println!("Serialized: {}", serde_json::to_string(&save).unwrap());
[INFO] [stdout]      |                                --------------------- ^^^^^ the trait `serde::ser::Serialize` is not implemented for `SaveData`
[INFO] [stdout]      |                                |
[INFO] [stdout]      |                                required by a bound introduced by this call
[INFO] [stdout]      |
[INFO] [stdout] note: required by a bound in `serde_json::to_string`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_json-1.0.66/src/ser.rs:2216:17
[INFO] [stdout]      |
[INFO] [stdout] 2216 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `serde_json::to_string`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `brickadia` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "f93b330667db440f11d074ade49bdc0bd6cfee470e81809bb1edf4b36b8b06d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f93b330667db440f11d074ade49bdc0bd6cfee470e81809bb1edf4b36b8b06d1", kill_on_drop: false }`
[INFO] [stdout] f93b330667db440f11d074ade49bdc0bd6cfee470e81809bb1edf4b36b8b06d1