[INFO] cloning repository whostolemyhat/snowflakes
[INFO] running `"git" "clone" "--bare" "git://github.com/whostolemyhat/snowflakes.git" "work/cache/sources/gh/whostolemyhat/snowflakes"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/whostolemyhat/snowflakes'...
[INFO] running `"git" "clone" "work/cache/sources/gh/whostolemyhat/snowflakes" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/whostolemyhat/snowflakes"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/whostolemyhat/snowflakes'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/whostolemyhat/snowflakes" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/whostolemyhat/snowflakes"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/whostolemyhat/snowflakes'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 583546befdc15b4b1a7d65b472f4751b0ca07013
[INFO] sha for GitHub repo whostolemyhat/snowflakes: 583546befdc15b4b1a7d65b472f4751b0ca07013
[INFO] validating manifest of whostolemyhat/snowflakes on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of whostolemyhat/snowflakes on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing whostolemyhat/snowflakes
[INFO] finished frobbing whostolemyhat/snowflakes
[INFO] frobbed toml for whostolemyhat/snowflakes written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/whostolemyhat/snowflakes/Cargo.toml
[INFO] started frobbing whostolemyhat/snowflakes
[INFO] finished frobbing whostolemyhat/snowflakes
[INFO] frobbed toml for whostolemyhat/snowflakes written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/whostolemyhat/snowflakes/Cargo.toml
[INFO] crate whostolemyhat/snowflakes already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing whostolemyhat/snowflakes against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/whostolemyhat/snowflakes:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] df4a5f33b78efb7b94b84437f4e239e3e738cb3a2432b570c9739bbbd9fc29d3
[INFO] running `"docker" "start" "-a" "df4a5f33b78efb7b94b84437f4e239e3e738cb3a2432b570c9739bbbd9fc29d3"`
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling cairo-rs v0.3.0
[INFO] [stderr]    Compiling c_vec v1.2.1
[INFO] [stderr]    Compiling glib-sys v0.5.0
[INFO] [stderr]    Compiling gobject-sys v0.5.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.5.0
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling glib v0.4.1
[INFO] [stderr]    Compiling snowflake v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.48s
[INFO] running `"docker" "inspect" "df4a5f33b78efb7b94b84437f4e239e3e738cb3a2432b570c9739bbbd9fc29d3"`
[INFO] running `"docker" "rm" "-f" "df4a5f33b78efb7b94b84437f4e239e3e738cb3a2432b570c9739bbbd9fc29d3"`
[INFO] [stdout] df4a5f33b78efb7b94b84437f4e239e3e738cb3a2432b570c9739bbbd9fc29d3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/whostolemyhat/snowflakes:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8471dc3b1319087568d54b09000b0deebfc133ff5b3304ce19257f427df9ae83
[INFO] running `"docker" "start" "-a" "8471dc3b1319087568d54b09000b0deebfc133ff5b3304ce19257f427df9ae83"`
[INFO] [stderr]    Compiling snowflake v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "8471dc3b1319087568d54b09000b0deebfc133ff5b3304ce19257f427df9ae83"`
[INFO] running `"docker" "rm" "-f" "8471dc3b1319087568d54b09000b0deebfc133ff5b3304ce19257f427df9ae83"`
[INFO] [stdout] 8471dc3b1319087568d54b09000b0deebfc133ff5b3304ce19257f427df9ae83
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-3/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/whostolemyhat/snowflakes:/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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] 0626566242f589f14a6e903cc50c07cf939c82bf37e9bbbf820e6755072b671d
[INFO] running `"docker" "start" "-a" "0626566242f589f14a6e903cc50c07cf939c82bf37e9bbbf820e6755072b671d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/snowflake-84a3c6de036b32bb
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/main-e7759f7fca13b0f0
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests snowflake
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0626566242f589f14a6e903cc50c07cf939c82bf37e9bbbf820e6755072b671d"`
[INFO] running `"docker" "rm" "-f" "0626566242f589f14a6e903cc50c07cf939c82bf37e9bbbf820e6755072b671d"`
[INFO] [stdout] 0626566242f589f14a6e903cc50c07cf939c82bf37e9bbbf820e6755072b671d