[INFO] crate dodo 0.1.0 is already in cache
[INFO] checking dodo-0.1.0 against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] extracting crate dodo 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate dodo 0.1.0 on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dodo 0.1.0
[INFO] finished tweaking crates.io crate dodo 0.1.0
[INFO] tweaked toml for crates.io crate dodo 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate dodo 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c143cb3d7ee5074ad33706b0dba5d9b4f5a695a3f727484e40ef846ebc231868
[INFO] running `"docker" "start" "-a" "c143cb3d7ee5074ad33706b0dba5d9b4f5a695a3f727484e40ef846ebc231868"`
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.11
[INFO] [stderr]    Compiling proc-macro-error v0.4.11
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking quote v0.6.13
[INFO] [stderr]     Checking regex v1.3.5
[INFO] [stderr]     Checking syn v0.15.44
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling dodo-derive v0.1.0
[INFO] [stderr]    Compiling err-derive v0.2.3
[INFO] [stderr]     Checking serde v1.0.105
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking uuid v0.8.1
[INFO] [stderr]     Checking version-sync v0.8.1
[INFO] [stderr]     Checking dodo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `dodo::serializer::YamlSerializer`
[INFO] [stderr]  --> tests/yaml_test.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | use dodo::{serializer::YamlSerializer, prelude::*};
[INFO] [stderr]   |            ^^^^^^^^^^^^--------------
[INFO] [stderr]   |            |           |
[INFO] [stderr]   |            |           help: a similar name exists in the module: `Serializer`
[INFO] [stderr]   |            no `YamlSerializer` in `serializer`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `prelude`
[INFO] [stderr]  --> tests/yaml_test.rs:2:40
[INFO] [stderr]   |
[INFO] [stderr] 2 | use dodo::{serializer::YamlSerializer, prelude::*};
[INFO] [stderr]   |                                        ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0432`.
[INFO] [stderr] error: could not compile `dodo`.
[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] [stderr] error: build failed
[INFO] running `"docker" "inspect" "c143cb3d7ee5074ad33706b0dba5d9b4f5a695a3f727484e40ef846ebc231868"`
[INFO] running `"docker" "rm" "-f" "c143cb3d7ee5074ad33706b0dba5d9b4f5a695a3f727484e40ef846ebc231868"`
[INFO] [stdout] c143cb3d7ee5074ad33706b0dba5d9b4f5a695a3f727484e40ef846ebc231868