[INFO] cloning repository jamwaffles/ssd1306-animations-blogpost
[INFO] running `"git" "clone" "--bare" "git://github.com/jamwaffles/ssd1306-animations-blogpost.git" "work/cache/sources/gh/jamwaffles/ssd1306-animations-blogpost"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/jamwaffles/ssd1306-animations-blogpost'...
[INFO] running `"git" "clone" "work/cache/sources/gh/jamwaffles/ssd1306-animations-blogpost" "work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/jamwaffles/ssd1306-animations-blogpost"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/jamwaffles/ssd1306-animations-blogpost'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jamwaffles/ssd1306-animations-blogpost" "work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/jamwaffles/ssd1306-animations-blogpost"`
[INFO] [stderr] Cloning into 'work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/jamwaffles/ssd1306-animations-blogpost'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 38292bd537b801bd2869416acc61ff2ff9d61abb
[INFO] sha for GitHub repo jamwaffles/ssd1306-animations-blogpost: 38292bd537b801bd2869416acc61ff2ff9d61abb
[INFO] validating manifest of jamwaffles/ssd1306-animations-blogpost on toolchain master#c0086b9e8972fef9fd4af24bae20d45021ed06c6
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jamwaffles/ssd1306-animations-blogpost on toolchain try#290ac7b29f41ff9fa5232f9a1116ea71a3501063
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+290ac7b29f41ff9fa5232f9a1116ea71a3501063-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jamwaffles/ssd1306-animations-blogpost
[INFO] finished frobbing jamwaffles/ssd1306-animations-blogpost
[INFO] frobbed toml for jamwaffles/ssd1306-animations-blogpost written to work/ex/pr-58899/sources/master#c0086b9e8972fef9fd4af24bae20d45021ed06c6/gh/jamwaffles/ssd1306-animations-blogpost/Cargo.toml
[INFO] started frobbing jamwaffles/ssd1306-animations-blogpost
[INFO] finished frobbing jamwaffles/ssd1306-animations-blogpost
[INFO] frobbed toml for jamwaffles/ssd1306-animations-blogpost written to work/ex/pr-58899/sources/try#290ac7b29f41ff9fa5232f9a1116ea71a3501063/gh/jamwaffles/ssd1306-animations-blogpost/Cargo.toml
[INFO] crate jamwaffles/ssd1306-animations-blogpost has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating git repository `https://github.com/ilya-epifanov/stm32f103xx-hal.git`
[INFO] [stderr] error: failed to load source for a dependency on `stm32f103xx-hal`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Unable to update https://github.com/ilya-epifanov/stm32f103xx-hal.git?rev=7bd945727d381aedfec5761c1463001e8966f85e#7bd94572
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   revspec '7bd945727d381aedfec5761c1463001e8966f85e' not found; class=Reference (4); code=NotFound (-3)
[ERROR] this task or one of its parent failed!
[ERROR] command `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c0086b9e8972fef9fd4af24bae20d45021ed06c6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` failed