[INFO] crate microamp-tools 0.1.0-alpha.2 is already in cache
[INFO] extracting crate microamp-tools 0.1.0-alpha.2 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/microamp-tools/0.1.0-alpha.2
[INFO] extracting crate microamp-tools 0.1.0-alpha.2 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/microamp-tools/0.1.0-alpha.2
[INFO] validating manifest of microamp-tools-0.1.0-alpha.2 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 microamp-tools-0.1.0-alpha.2 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 microamp-tools-0.1.0-alpha.2
[INFO] finished frobbing microamp-tools-0.1.0-alpha.2
[INFO] frobbed toml for microamp-tools-0.1.0-alpha.2 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/microamp-tools/0.1.0-alpha.2/Cargo.toml
[INFO] started frobbing microamp-tools-0.1.0-alpha.2
[INFO] finished frobbing microamp-tools-0.1.0-alpha.2
[INFO] frobbed toml for microamp-tools-0.1.0-alpha.2 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/microamp-tools/0.1.0-alpha.2/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 microamp-tools-0.1.0-alpha.2 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-6/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/microamp-tools/0.1.0-alpha.2:/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] 09027ca0ce068f6eeca05ec3aca6990005c20ca29e696f357387574abb61c2bc
[INFO] running `"docker" "start" "-a" "09027ca0ce068f6eeca05ec3aca6990005c20ca29e696f357387574abb61c2bc"`
[INFO] [stderr]     Checking rustc-cfg v0.4.0
[INFO] [stderr]     Checking cargo-project v0.2.2
[INFO] [stderr]     Checking microamp-tools v0.1.0-alpha.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.36s
[INFO] running `"docker" "inspect" "09027ca0ce068f6eeca05ec3aca6990005c20ca29e696f357387574abb61c2bc"`
[INFO] running `"docker" "rm" "-f" "09027ca0ce068f6eeca05ec3aca6990005c20ca29e696f357387574abb61c2bc"`
[INFO] [stdout] 09027ca0ce068f6eeca05ec3aca6990005c20ca29e696f357387574abb61c2bc