[INFO] cloning repository https://github.com/Jasperav/rustpackage
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jasperav/rustpackage" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2Frustpackage", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2Frustpackage'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b31326fd4ee30ef99d9cab27ceecc3d3d58c5538
[INFO] testing Jasperav/rustpackage against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2Frustpackage" "/workspace/builds/worker-119/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-119/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jasperav/rustpackage on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jasperav/rustpackage
[INFO] finished tweaking git repo https://github.com/Jasperav/rustpackage
[INFO] tweaked toml for git repo https://github.com/Jasperav/rustpackage written to /workspace/builds/worker-119/source/Cargo.toml
[INFO] crate git repo https://github.com/Jasperav/rustpackage already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded protobuf v2.10.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b622ac1b9be45fcb543a2ff25f16d6580e34fdbcf99e4053f606601344c5d6e
[INFO] running `Command { std: "docker" "start" "-a" "4b622ac1b9be45fcb543a2ff25f16d6580e34fdbcf99e4053f606601344c5d6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b622ac1b9be45fcb543a2ff25f16d6580e34fdbcf99e4053f606601344c5d6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b622ac1b9be45fcb543a2ff25f16d6580e34fdbcf99e4053f606601344c5d6e", kill_on_drop: false }`
[INFO] [stdout] 4b622ac1b9be45fcb543a2ff25f16d6580e34fdbcf99e4053f606601344c5d6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-119/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2bcaf217ae18df3cce546885bf5d505c8552e80cd34c5feba32b2a760ea131af
[INFO] running `Command { std: "docker" "start" "-a" "2bcaf217ae18df3cce546885bf5d505c8552e80cd34c5feba32b2a760ea131af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling protobuf v2.10.2
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling untitled2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `message_minimal::MessageMinimal: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> src/main.rs:9:27
[INFO] [stdout]      |
[INFO] [stdout] 9    |     serde_json::to_string(&my_message).unwrap();
[INFO] [stdout]      |     --------------------- ^^^^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `message_minimal::MessageMinimal`
[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-1.0.48/src/ser.rs:2233:8
[INFO] [stdout]      |
[INFO] [stdout] 2233 |     T: 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 `untitled2` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "2bcaf217ae18df3cce546885bf5d505c8552e80cd34c5feba32b2a760ea131af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bcaf217ae18df3cce546885bf5d505c8552e80cd34c5feba32b2a760ea131af", kill_on_drop: false }`
[INFO] [stdout] 2bcaf217ae18df3cce546885bf5d505c8552e80cd34c5feba32b2a760ea131af