[INFO] fetching crate disco-quick 0.1.1...
[INFO] testing disco-quick-0.1.1 against 1.75.0 for beta-1.76-1
[INFO] extracting crate disco-quick 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate disco-quick 0.1.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate disco-quick 0.1.1
[INFO] finished tweaking crates.io crate disco-quick 0.1.1
[INFO] tweaked toml for crates.io crate disco-quick 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate disco-quick 0.1.1 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" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quick-xml v0.31.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b5ff75bb32643777c377215586d78f8554d0efa1daa2e25aaa5ccc1c095b22a3
[INFO] running `Command { std: "docker" "start" "-a" "b5ff75bb32643777c377215586d78f8554d0efa1daa2e25aaa5ccc1c095b22a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b5ff75bb32643777c377215586d78f8554d0efa1daa2e25aaa5ccc1c095b22a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5ff75bb32643777c377215586d78f8554d0efa1daa2e25aaa5ccc1c095b22a3", kill_on_drop: false }`
[INFO] [stdout] b5ff75bb32643777c377215586d78f8554d0efa1daa2e25aaa5ccc1c095b22a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f22945b82f4a4aa6f43b29aeda798d8eebaf1b206a65e7fe8e580351e4ff3ba8
[INFO] running `Command { std: "docker" "start" "-a" "f22945b82f4a4aa6f43b29aeda798d8eebaf1b206a65e7fe8e580351e4ff3ba8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling quick-xml v0.31.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling disco-quick v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.88s
[INFO] running `Command { std: "docker" "inspect" "f22945b82f4a4aa6f43b29aeda798d8eebaf1b206a65e7fe8e580351e4ff3ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f22945b82f4a4aa6f43b29aeda798d8eebaf1b206a65e7fe8e580351e4ff3ba8", kill_on_drop: false }`
[INFO] [stdout] f22945b82f4a4aa6f43b29aeda798d8eebaf1b206a65e7fe8e580351e4ff3ba8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 209b29e3ce12167334211c2d2e7ea4eba7df754a52c8efebbada1e536ba79aa2
[INFO] running `Command { std: "docker" "start" "-a" "209b29e3ce12167334211c2d2e7ea4eba7df754a52c8efebbada1e536ba79aa2", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling disco-quick v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `Artist: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/print_json.rs:28:41
[INFO] [stdout]      |
[INFO] [stdout] 28   |         println!("{}", to_string_pretty(&artist).unwrap());
[INFO] [stdout]      |                        ---------------- ^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `Artist`
[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]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 others
[INFO] [stdout] note: required by a bound in `to_string_pretty`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.107/src/ser.rs:2228:17
[INFO] [stdout]      |
[INFO] [stdout] 2226 | pub fn to_string_pretty<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        ---------------- required by a bound in this function
[INFO] [stdout] 2227 | where
[INFO] [stdout] 2228 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string_pretty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Label: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/print_json.rs:34:41
[INFO] [stdout]      |
[INFO] [stdout] 34   |         println!("{}", to_string_pretty(&label).unwrap());
[INFO] [stdout]      |                        ---------------- ^^^^^^ the trait `serde::ser::Serialize` is not implemented for `Label`
[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]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 others
[INFO] [stdout] note: required by a bound in `to_string_pretty`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.107/src/ser.rs:2228:17
[INFO] [stdout]      |
[INFO] [stdout] 2226 | pub fn to_string_pretty<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        ---------------- required by a bound in this function
[INFO] [stdout] 2227 | where
[INFO] [stdout] 2228 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string_pretty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Master: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/print_json.rs:41:45
[INFO] [stdout]      |
[INFO] [stdout] 41   |             println!("{}", to_string_pretty(&master).unwrap());
[INFO] [stdout]      |                            ---------------- ^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `Master`
[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]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 others
[INFO] [stdout] note: required by a bound in `to_string_pretty`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.107/src/ser.rs:2228:17
[INFO] [stdout]      |
[INFO] [stdout] 2226 | pub fn to_string_pretty<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        ---------------- required by a bound in this function
[INFO] [stdout] 2227 | where
[INFO] [stdout] 2228 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string_pretty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `disco_quick::release::Release: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/print_json.rs:48:41
[INFO] [stdout]      |
[INFO] [stdout] 48   |         println!("{}", to_string_pretty(&release).unwrap());
[INFO] [stdout]      |                        ---------------- ^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `disco_quick::release::Release`
[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]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 others
[INFO] [stdout] note: required by a bound in `to_string_pretty`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.107/src/ser.rs:2228:17
[INFO] [stdout]      |
[INFO] [stdout] 2226 | pub fn to_string_pretty<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        ---------------- required by a bound in this function
[INFO] [stdout] 2227 | where
[INFO] [stdout] 2228 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string_pretty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `disco-quick` (example "print_json") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "209b29e3ce12167334211c2d2e7ea4eba7df754a52c8efebbada1e536ba79aa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "209b29e3ce12167334211c2d2e7ea4eba7df754a52c8efebbada1e536ba79aa2", kill_on_drop: false }`
[INFO] [stdout] 209b29e3ce12167334211c2d2e7ea4eba7df754a52c8efebbada1e536ba79aa2
[INFO] testing disco-quick-0.1.1 against beta-2023-12-22 for beta-1.76-1
[INFO] extracting crate disco-quick 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate disco-quick 0.1.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate disco-quick 0.1.1
[INFO] finished tweaking crates.io crate disco-quick 0.1.1
[INFO] tweaked toml for crates.io crate disco-quick 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate disco-quick 0.1.1 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" "+beta-2023-12-22" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e2867fa0560a9487a9e93650f92070b6ea74020c237a84dda7522fb44c9e1168
[INFO] running `Command { std: "docker" "start" "-a" "e2867fa0560a9487a9e93650f92070b6ea74020c237a84dda7522fb44c9e1168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2867fa0560a9487a9e93650f92070b6ea74020c237a84dda7522fb44c9e1168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2867fa0560a9487a9e93650f92070b6ea74020c237a84dda7522fb44c9e1168", kill_on_drop: false }`
[INFO] [stdout] e2867fa0560a9487a9e93650f92070b6ea74020c237a84dda7522fb44c9e1168
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57361c5c28c32a8a35ab856cbe6959f8c3810a4f537f71f2643a4c5a0d4921ea
[INFO] running `Command { std: "docker" "start" "-a" "57361c5c28c32a8a35ab856cbe6959f8c3810a4f537f71f2643a4c5a0d4921ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling miniz_oxide v0.7.1
[INFO] [stderr]    Compiling flate2 v1.0.28
[INFO] [stderr]    Compiling quick-xml v0.31.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling disco-quick v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.25s
[INFO] running `Command { std: "docker" "inspect" "57361c5c28c32a8a35ab856cbe6959f8c3810a4f537f71f2643a4c5a0d4921ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57361c5c28c32a8a35ab856cbe6959f8c3810a4f537f71f2643a4c5a0d4921ea", kill_on_drop: false }`
[INFO] [stdout] 57361c5c28c32a8a35ab856cbe6959f8c3810a4f537f71f2643a4c5a0d4921ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17831caccd321a4e20ced4bd72c0308fdc1c43cfd62f0ce54cad0459ebe4ea1f
[INFO] running `Command { std: "docker" "start" "-a" "17831caccd321a4e20ced4bd72c0308fdc1c43cfd62f0ce54cad0459ebe4ea1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling itoa v1.0.9
[INFO] [stderr]    Compiling disco-quick v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `Artist: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/print_json.rs:28:41
[INFO] [stdout]      |
[INFO] [stdout] 28   |         println!("{}", to_string_pretty(&artist).unwrap());
[INFO] [stdout]      |                        ---------------- ^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `Artist`
[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]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 others
[INFO] [stdout] note: required by a bound in `to_string_pretty`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.107/src/ser.rs:2228:17
[INFO] [stdout]      |
[INFO] [stdout] 2226 | pub fn to_string_pretty<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        ---------------- required by a bound in this function
[INFO] [stdout] 2227 | where
[INFO] [stdout] 2228 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string_pretty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Label: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/print_json.rs:34:41
[INFO] [stdout]      |
[INFO] [stdout] 34   |         println!("{}", to_string_pretty(&label).unwrap());
[INFO] [stdout]      |                        ---------------- ^^^^^^ the trait `serde::ser::Serialize` is not implemented for `Label`
[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]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 others
[INFO] [stdout] note: required by a bound in `to_string_pretty`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.107/src/ser.rs:2228:17
[INFO] [stdout]      |
[INFO] [stdout] 2226 | pub fn to_string_pretty<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        ---------------- required by a bound in this function
[INFO] [stdout] 2227 | where
[INFO] [stdout] 2228 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string_pretty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `Master: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/print_json.rs:41:45
[INFO] [stdout]      |
[INFO] [stdout] 41   |             println!("{}", to_string_pretty(&master).unwrap());
[INFO] [stdout]      |                            ---------------- ^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `Master`
[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]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 others
[INFO] [stdout] note: required by a bound in `to_string_pretty`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.107/src/ser.rs:2228:17
[INFO] [stdout]      |
[INFO] [stdout] 2226 | pub fn to_string_pretty<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        ---------------- required by a bound in this function
[INFO] [stdout] 2227 | where
[INFO] [stdout] 2228 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string_pretty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `disco_quick::release::Release: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/print_json.rs:48:41
[INFO] [stdout]      |
[INFO] [stdout] 48   |         println!("{}", to_string_pretty(&release).unwrap());
[INFO] [stdout]      |                        ---------------- ^^^^^^^^ the trait `serde::ser::Serialize` is not implemented for `disco_quick::release::Release`
[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]                bool
[INFO] [stdout]                char
[INFO] [stdout]                isize
[INFO] [stdout]                i8
[INFO] [stdout]                i16
[INFO] [stdout]                i32
[INFO] [stdout]                i64
[INFO] [stdout]                i128
[INFO] [stdout]              and 130 others
[INFO] [stdout] note: required by a bound in `to_string_pretty`
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/serde_json-1.0.107/src/ser.rs:2228:17
[INFO] [stdout]      |
[INFO] [stdout] 2226 | pub fn to_string_pretty<T>(value: &T) -> Result<String>
[INFO] [stdout]      |        ---------------- required by a bound in this function
[INFO] [stdout] 2227 | where
[INFO] [stdout] 2228 |     T: ?Sized + Serialize,
[INFO] [stdout]      |                 ^^^^^^^^^ required by this bound in `to_string_pretty`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `disco-quick` (example "print_json") due to 5 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "17831caccd321a4e20ced4bd72c0308fdc1c43cfd62f0ce54cad0459ebe4ea1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17831caccd321a4e20ced4bd72c0308fdc1c43cfd62f0ce54cad0459ebe4ea1f", kill_on_drop: false }`
[INFO] [stdout] 17831caccd321a4e20ced4bd72c0308fdc1c43cfd62f0ce54cad0459ebe4ea1f
