[INFO] crate xio_webclient 0.10.1 is already in cache
[INFO] extracting crate xio_webclient 0.10.1 into work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/xio_webclient/0.10.1
[INFO] extracting crate xio_webclient 0.10.1 into work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/xio_webclient/0.10.1
[INFO] validating manifest of xio_webclient-0.10.1 on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of xio_webclient-0.10.1 on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing xio_webclient-0.10.1
[INFO] finished frobbing xio_webclient-0.10.1
[INFO] frobbed toml for xio_webclient-0.10.1 written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/xio_webclient/0.10.1/Cargo.toml
[INFO] started frobbing xio_webclient-0.10.1
[INFO] finished frobbing xio_webclient-0.10.1
[INFO] frobbed toml for xio_webclient-0.10.1 written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/xio_webclient/0.10.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking xio_webclient-0.10.1 against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-3/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/xio_webclient/0.10.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f2c81a90a32be282b8624e9fcdd2225e790e54e69a892c5454b85e85e4190539
[INFO] running `"docker" "start" "-a" "f2c81a90a32be282b8624e9fcdd2225e790e54e69a892c5454b85e85e4190539"`
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]     Checking ws v0.7.9
[INFO] [stderr]     Checking crossbeam-channel v0.3.4
[INFO] [stderr]     Checking hyper v0.12.19
[INFO] [stderr]    Compiling structopt-derive v0.2.14
[INFO] [stderr]     Checking structopt v0.2.14
[INFO] [stderr]     Checking hyper-tls v0.3.1
[INFO] [stderr]     Checking serde v1.0.82
[INFO] [stderr]     Checking serde_json v1.0.33
[INFO] [stderr]     Checking ommui_string_patterns v0.1.2
[INFO] [stderr]     Checking uuid v0.7.1
[INFO] [stderr]     Checking xio_base_datatypes v0.4.3
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking csv v1.0.5
[INFO] [stderr]     Checking prettytable-rs v0.8.0
[INFO] [stderr]     Checking xio_jobset v0.7.0
[INFO] [stderr]     Checking ommui_file_loading v0.3.3
[INFO] [stderr]     Checking reqwest v0.9.5
[INFO] [stderr]     Checking xio_hwdb v0.3.0
[INFO] [stderr]     Checking xio_webapi v0.12.0
[INFO] [stderr] error[E0119]: conflicting implementations of trait `may_be_skipped::MayBeSkipped` for type `std::sync::Arc<_>`:
[INFO] [stderr]   --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/xio_webapi-0.12.0/src/may_be_skipped.rs:70:1
[INFO] [stderr]    |
[INFO] [stderr] 18 | impl<T: MustNotBeSkipped> MayBeSkipped for T {
[INFO] [stderr]    | -------------------------------------------- first implementation here
[INFO] [stderr] ...
[INFO] [stderr] 70 | impl<T: MayBeSkipped> MayBeSkipped for Arc<T> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ conflicting implementation for `std::sync::Arc<_>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: downstream crates may implement trait `may_be_skipped::MustNotBeSkipped` for type `std::sync::Arc<_>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0119`.
[INFO] [stderr] error: Could not compile `xio_webapi`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "f2c81a90a32be282b8624e9fcdd2225e790e54e69a892c5454b85e85e4190539"`
[INFO] running `"docker" "rm" "-f" "f2c81a90a32be282b8624e9fcdd2225e790e54e69a892c5454b85e85e4190539"`
[INFO] [stdout] f2c81a90a32be282b8624e9fcdd2225e790e54e69a892c5454b85e85e4190539