[INFO] fetching crate raffia 0.9.1...
[INFO] checking raffia-0.9.1 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate raffia 0.9.1 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate raffia 0.9.1 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate raffia 0.9.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate raffia 0.9.1
[INFO] tweaked toml for crates.io crate raffia 0.9.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate raffia 0.9.1 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" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded raffia_macro v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad063cee200647d3e591813dba4064121fc1f5629e8b48dd25ad457b4f2fd8b7
[INFO] running `Command { std: "docker" "start" "-a" "ad063cee200647d3e591813dba4064121fc1f5629e8b48dd25ad457b4f2fd8b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad063cee200647d3e591813dba4064121fc1f5629e8b48dd25ad457b4f2fd8b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad063cee200647d3e591813dba4064121fc1f5629e8b48dd25ad457b4f2fd8b7", kill_on_drop: false }`
[INFO] [stdout] ad063cee200647d3e591813dba4064121fc1f5629e8b48dd25ad457b4f2fd8b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=forbid" "-e" "RUSTDOCFLAGS=--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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9146095ed3107779384fbff4b5ed3d2aa485278674d66aa36d7fe93b6c2b93da
[INFO] running `Command { std: "docker" "start" "-a" "9146095ed3107779384fbff4b5ed3d2aa485278674d66aa36d7fe93b6c2b93da", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.85
[INFO] [stderr]    Compiling serde v1.0.203
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking unicode-width v0.1.13
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]     Checking similar v2.5.0
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.66
[INFO] [stderr]     Checking console v0.15.8
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.203
[INFO] [stderr]    Compiling raffia_macro v0.1.1
[INFO] [stderr]     Checking globset v0.4.14
[INFO] [stderr]     Checking raffia v0.9.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ron v0.7.1
[INFO] [stderr]     Checking serde_json v1.0.117
[INFO] [stderr]     Checking insta v1.39.0
[INFO] [stdout] error[E0277]: the trait bound `Stylesheet<'_>: serde::ser::Serialize` is not satisfied
[INFO] [stdout]     --> examples/json.rs:16:45
[INFO] [stdout]      |
[INFO] [stdout] 16   |     let json = serde_json::to_string_pretty(&ast).unwrap();
[INFO] [stdout]      |                ---------------------------- ^^^^ the trait `serde::ser::Serialize` is not implemented for `Stylesheet<'_>`
[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]                &'a T
[INFO] [stdout]                &'a mut T
[INFO] [stdout]                ()
[INFO] [stdout]                (T,)
[INFO] [stdout]                (T0, T1)
[INFO] [stdout]                (T0, T1, T2)
[INFO] [stdout]                (T0, T1, T2, T3)
[INFO] [stdout]                (T0, T1, T2, T3, T4)
[INFO] [stdout]              and 131 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-1.0.117/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] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `raffia` (example "json") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "9146095ed3107779384fbff4b5ed3d2aa485278674d66aa36d7fe93b6c2b93da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9146095ed3107779384fbff4b5ed3d2aa485278674d66aa36d7fe93b6c2b93da", kill_on_drop: false }`
[INFO] [stdout] 9146095ed3107779384fbff4b5ed3d2aa485278674d66aa36d7fe93b6c2b93da
