[INFO] updating cached repository CM-Tech/graphsums
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/CM-Tech/graphsums
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/CM-Tech/graphsums" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/CM-Tech/graphsums"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/CM-Tech/graphsums'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CM-Tech/graphsums" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/CM-Tech/graphsums"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/CM-Tech/graphsums'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 25133a874fc4659d0bf0a3105d4b2b0dfeec2678
[INFO] sha for GitHub repo CM-Tech/graphsums: 25133a874fc4659d0bf0a3105d4b2b0dfeec2678
[INFO] validating manifest of CM-Tech/graphsums 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 CM-Tech/graphsums 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 CM-Tech/graphsums
[INFO] finished frobbing CM-Tech/graphsums
[INFO] frobbed toml for CM-Tech/graphsums written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/CM-Tech/graphsums/Cargo.toml
[INFO] started frobbing CM-Tech/graphsums
[INFO] finished frobbing CM-Tech/graphsums
[INFO] frobbed toml for CM-Tech/graphsums written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/CM-Tech/graphsums/Cargo.toml
[INFO] crate CM-Tech/graphsums already has a lockfile, it will not be regenerated
[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 CM-Tech/graphsums against master#435236b8877cdb98c82eaebfb7887782277265c5 for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-4/master#435236b8877cdb98c82eaebfb7887782277265c5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/CM-Tech/graphsums:/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" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6631c1451d3cfea6962b1b9a30eaf93e774c52b22e9e316ad3f23432b37cc34e
[INFO] running `"docker" "start" "-a" "6631c1451d3cfea6962b1b9a30eaf93e774c52b22e9e316ad3f23432b37cc34e"`
[INFO] [stderr]    Compiling either v1.4.0
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking crossbeam-epoch v0.3.0
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking ordered-float v0.5.0
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking pistoncore-window v0.31.0
[INFO] [stderr]    Compiling itertools v0.5.10
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking rusttype v0.4.1
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking png v0.11.0
[INFO] [stderr]     Checking rayon-core v1.4.0
[INFO] [stderr]    Compiling derivative v1.0.0
[INFO] [stderr]     Checking piston2d-graphics v0.26.0
[INFO] [stderr]     Checking pistoncore-event_loop v0.36.0
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]    Compiling gfx_gl v0.5.0
[INFO] [stderr]     Checking rayon v1.0.0
[INFO] [stderr]     Checking piston v0.36.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.14
[INFO] [stderr]     Checking gfx_core v0.8.2
[INFO] [stderr]     Checking image v0.18.0
[INFO] [stderr]     Checking pistoncore-glutin_window v0.45.2
[INFO] [stderr]     Checking gfx v0.17.1
[INFO] [stderr]     Checking gfx_device_gl v0.15.1
[INFO] [stderr]     Checking piston-gfx_texture v0.31.0
[INFO] [stderr]     Checking piston2d-gfx_graphics v0.50.0
[INFO] [stderr]     Checking piston_window v0.77.0
[INFO] [stderr]     Checking graphsums v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `"docker" "inspect" "6631c1451d3cfea6962b1b9a30eaf93e774c52b22e9e316ad3f23432b37cc34e"`
[INFO] running `"docker" "rm" "-f" "6631c1451d3cfea6962b1b9a30eaf93e774c52b22e9e316ad3f23432b37cc34e"`
[INFO] [stdout] 6631c1451d3cfea6962b1b9a30eaf93e774c52b22e9e316ad3f23432b37cc34e