[INFO] cloning repository https://github.com/mraspberry/yamlutils
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mraspberry/yamlutils" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmraspberry%2Fyamlutils", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmraspberry%2Fyamlutils'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e3e55264823fa8a3d0c16e82de47b92fc14d193
[INFO] testing mraspberry/yamlutils against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmraspberry%2Fyamlutils" "/workspace/builds/worker-110/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-110/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mraspberry/yamlutils on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mraspberry/yamlutils
[INFO] finished tweaking git repo https://github.com/mraspberry/yamlutils
[INFO] tweaked toml for git repo https://github.com/mraspberry/yamlutils written to /workspace/builds/worker-110/source/Cargo.toml
[INFO] crate git repo https://github.com/mraspberry/yamlutils already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97d7edbadc0ab354c008dfb0df6443f51047f55c5c84ae652447e33cadefca64
[INFO] running `Command { std: "docker" "start" "-a" "97d7edbadc0ab354c008dfb0df6443f51047f55c5c84ae652447e33cadefca64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97d7edbadc0ab354c008dfb0df6443f51047f55c5c84ae652447e33cadefca64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97d7edbadc0ab354c008dfb0df6443f51047f55c5c84ae652447e33cadefca64", kill_on_drop: false }`
[INFO] [stdout] 97d7edbadc0ab354c008dfb0df6443f51047f55c5c84ae652447e33cadefca64
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-110/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a899a3f67063a7e472c649e081a4c57c5041d0f8f2748550857ad892bef842df
[INFO] running `Command { std: "docker" "start" "-a" "a899a3f67063a7e472c649e081a4c57c5041d0f8f2748550857ad892bef842df", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling serde-transcode v1.1.1
[INFO] [stderr]    Compiling serde_yaml v0.8.23
[INFO] [stderr]    Compiling yamlutils v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no function or associated item named `new` found for struct `serde_yaml::Deserializer` in the current scope
[INFO] [stdout]  --> src/bin/yaml2json.rs:8:54
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let mut deserializer = serde_yaml::Deserializer::new(&io::stdin());
[INFO] [stdout]   |                                                      ^^^ function or associated item not found in `serde_yaml::Deserializer<'_>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `yamlutils` due to 4 previous errors
[INFO] [stdout] error[E0277]: the trait bound `&serde_json::Serializer<&Stdout, PrettyFormatter<'_>>: serde::ser::Serializer` is not satisfied
[INFO] [stdout]   --> src/bin/yaml2json.rs:10:30
[INFO] [stdout]    |
[INFO] [stdout] 10 |     transcode(&deserializer, &serializer).unwrap();
[INFO] [stdout]    |     ---------                ^^^^^^^^^^^ the trait `serde::ser::Serializer` is not implemented for `&serde_json::Serializer<&Stdout, PrettyFormatter<'_>>`
[INFO] [stdout]    |     |
[INFO] [stdout]    |     required by a bound introduced by this call
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following implementations were found:
[INFO] [stdout]              <&'a mut serde_json::Serializer<W, F> as serde::ser::Serializer>
[INFO] [stdout] note: required by a bound in `transcode`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-transcode-1.1.1/src/lib.rs:50:14
[INFO] [stdout]    |
[INFO] [stdout] 50 |           S: ser::Serializer
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^ required by this bound in `transcode`
[INFO] [stdout] help: consider changing this borrow's mutability
[INFO] [stdout]    |
[INFO] [stdout] 10 |     transcode(&deserializer, &mut serializer).unwrap();
[INFO] [stdout]    |                              ~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&serde_json::Serializer<&Stdout, PrettyFormatter<'_>>: serde::ser::Serializer` is not satisfied
[INFO] [stdout]   --> src/bin/yaml2json.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     transcode(&deserializer, &serializer).unwrap();
[INFO] [stdout]    |     ^^^^^^^^^ the trait `serde::ser::Serializer` is not implemented for `&serde_json::Serializer<&Stdout, PrettyFormatter<'_>>`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the following implementations were found:
[INFO] [stdout]              <&'a mut serde_json::Serializer<W, F> as serde::ser::Serializer>
[INFO] [stdout]    = note: `serde::ser::Serializer` is implemented for `&mut serde_json::Serializer<&std::io::Stdout, serde_json::ser::PrettyFormatter<'_>>`, but not for `&serde_json::Serializer<&std::io::Stdout, serde_json::ser::PrettyFormatter<'_>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a899a3f67063a7e472c649e081a4c57c5041d0f8f2748550857ad892bef842df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a899a3f67063a7e472c649e081a4c57c5041d0f8f2748550857ad892bef842df", kill_on_drop: false }`
[INFO] [stdout] a899a3f67063a7e472c649e081a4c57c5041d0f8f2748550857ad892bef842df