[INFO] updating cached repository jgriebler/mycon
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jgriebler/mycon
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jgriebler/mycon" "work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/jgriebler/mycon"`
[INFO] [stderr] Cloning into 'work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/jgriebler/mycon'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jgriebler/mycon" "work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/jgriebler/mycon"`
[INFO] [stderr] Cloning into 'work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/jgriebler/mycon'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3104cf9daec56a1aa75cc73afafd5e5fe0d3c2c8
[INFO] sha for GitHub repo jgriebler/mycon: 3104cf9daec56a1aa75cc73afafd5e5fe0d3c2c8
[INFO] validating manifest of jgriebler/mycon on toolchain master#df25d79a33b0c82b716699a75a41bfdc6089850a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jgriebler/mycon on toolchain try#424a4ae163d6517f301cd4048a4b5dd785be5b2f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jgriebler/mycon
[INFO] finished frobbing jgriebler/mycon
[INFO] frobbed toml for jgriebler/mycon written to work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/jgriebler/mycon/Cargo.toml
[INFO] started frobbing jgriebler/mycon
[INFO] finished frobbing jgriebler/mycon
[INFO] frobbed toml for jgriebler/mycon written to work/ex/pr-59928/sources/try#424a4ae163d6517f301cd4048a4b5dd785be5b2f/gh/jgriebler/mycon/Cargo.toml
[INFO] crate jgriebler/mycon already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+424a4ae163d6517f301cd4048a4b5dd785be5b2f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jgriebler/mycon against master#df25d79a33b0c82b716699a75a41bfdc6089850a for pr-59928
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-59928/worker-1/master#df25d79a33b0c82b716699a75a41bfdc6089850a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-59928/sources/master#df25d79a33b0c82b716699a75a41bfdc6089850a/gh/jgriebler/mycon:/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" "+df25d79a33b0c82b716699a75a41bfdc6089850a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7306adb6628ef66c2e820c0f0d763f31a7167ea876472b7aadb110182bf72e48
[INFO] running `"docker" "start" "-a" "7306adb6628ef66c2e820c0f0d763f31a7167ea876472b7aadb110182bf72e48"`
[INFO] [stderr]    Compiling syn v0.15.12
[INFO] [stderr]     Checking handlebars v0.32.4
[INFO] [stderr]     Checking csv v1.0.2
[INFO] [stderr]     Checking simplelog v0.5.3
[INFO] [stderr]     Checking mycon v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking criterion v0.2.5
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.58s
[INFO] running `"docker" "inspect" "7306adb6628ef66c2e820c0f0d763f31a7167ea876472b7aadb110182bf72e48"`
[INFO] running `"docker" "rm" "-f" "7306adb6628ef66c2e820c0f0d763f31a7167ea876472b7aadb110182bf72e48"`
[INFO] [stdout] 7306adb6628ef66c2e820c0f0d763f31a7167ea876472b7aadb110182bf72e48