[INFO] crate xron 0.2.5 is already in cache
[INFO] extracting crate xron 0.2.5 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/xron/0.2.5
[INFO] extracting crate xron 0.2.5 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/xron/0.2.5
[INFO] validating manifest of xron-0.2.5 on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of xron-0.2.5 on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing xron-0.2.5
[INFO] finished frobbing xron-0.2.5
[INFO] frobbed toml for xron-0.2.5 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/xron/0.2.5/Cargo.toml
[INFO] started frobbing xron-0.2.5
[INFO] finished frobbing xron-0.2.5
[INFO] frobbed toml for xron-0.2.5 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/xron/0.2.5/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking xron-0.2.5 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-4/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/xron/0.2.5:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0ac1a7bd20d5f36c968b3954567e61e01e54e3dd9ddeb0e9b7975dbaa2174f2e
[INFO] running `"docker" "start" "-a" "0ac1a7bd20d5f36c968b3954567e61e01e54e3dd9ddeb0e9b7975dbaa2174f2e"`
[INFO] [stderr]    Compiling err-derive v0.1.5
[INFO] [stderr]     Checking codepage v0.1.1
[INFO] [stderr]     Checking zip v0.5.2
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]     Checking serde v1.0.98
[INFO] [stderr]     Checking basic_xlsx_writer v0.1.2
[INFO] [stderr]     Checking quick-xml v0.14.0
[INFO] [stderr]     Checking ron v0.4.2
[INFO] [stderr]     Checking calamine v0.15.5
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking xron v0.2.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.14s
[INFO] running `"docker" "inspect" "0ac1a7bd20d5f36c968b3954567e61e01e54e3dd9ddeb0e9b7975dbaa2174f2e"`
[INFO] running `"docker" "rm" "-f" "0ac1a7bd20d5f36c968b3954567e61e01e54e3dd9ddeb0e9b7975dbaa2174f2e"`
[INFO] [stdout] 0ac1a7bd20d5f36c968b3954567e61e01e54e3dd9ddeb0e9b7975dbaa2174f2e