[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] checking Jasperav/rustpackage against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2Frustpackage" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Jasperav/rustpackage on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", 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-1/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7f2ce61a52efe68790c543881d1c26279d1dd60f78686d3f18baf975ac4ae07f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7f2ce61a52efe68790c543881d1c26279d1dd60f78686d3f18baf975ac4ae07f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f2ce61a52efe68790c543881d1c26279d1dd60f78686d3f18baf975ac4ae07f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f2ce61a52efe68790c543881d1c26279d1dd60f78686d3f18baf975ac4ae07f", kill_on_drop: false }`
[INFO] [stdout] 7f2ce61a52efe68790c543881d1c26279d1dd60f78686d3f18baf975ac4ae07f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4579f3e8e938362f21a2fa9642c85a5717f37db2078768423b0f85d4d9cfef3d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4579f3e8e938362f21a2fa9642c85a5717f37db2078768423b0f85d4d9cfef3d", kill_on_drop: false }`
[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 protobuf v2.10.2
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]     Checking serde v1.0.104
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking 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]     ::: /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`
[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] [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]     ::: /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: build failed
[INFO] running `Command { std: "docker" "inspect" "4579f3e8e938362f21a2fa9642c85a5717f37db2078768423b0f85d4d9cfef3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4579f3e8e938362f21a2fa9642c85a5717f37db2078768423b0f85d4d9cfef3d", kill_on_drop: false }`
[INFO] [stdout] 4579f3e8e938362f21a2fa9642c85a5717f37db2078768423b0f85d4d9cfef3d