[INFO] updating cached repository whostolemyhat/serial-key-generator
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/whostolemyhat/serial-key-generator
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/whostolemyhat/serial-key-generator" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/whostolemyhat/serial-key-generator"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/whostolemyhat/serial-key-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/whostolemyhat/serial-key-generator" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/whostolemyhat/serial-key-generator"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/whostolemyhat/serial-key-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 672a6f87572d3b723cc6f43e2121133d2aa44d00
[INFO] sha for GitHub repo whostolemyhat/serial-key-generator: 672a6f87572d3b723cc6f43e2121133d2aa44d00
[INFO] validating manifest of whostolemyhat/serial-key-generator on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of whostolemyhat/serial-key-generator on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing whostolemyhat/serial-key-generator
[INFO] finished frobbing whostolemyhat/serial-key-generator
[INFO] frobbed toml for whostolemyhat/serial-key-generator written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/whostolemyhat/serial-key-generator/Cargo.toml
[INFO] started frobbing whostolemyhat/serial-key-generator
[INFO] finished frobbing whostolemyhat/serial-key-generator
[INFO] frobbed toml for whostolemyhat/serial-key-generator written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/whostolemyhat/serial-key-generator/Cargo.toml
[INFO] crate whostolemyhat/serial-key-generator already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking whostolemyhat/serial-key-generator against try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-6/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/whostolemyhat/serial-key-generator:/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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] df231b24a8e55110864d69d0ce091d31f5036626fbfde27e5e25ecbc31ff995c
[INFO] running `"docker" "start" "-a" "df231b24a8e55110864d69d0ce091d31f5036626fbfde27e5e25ecbc31ff995c"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.28
[INFO] [stderr]    Compiling crc-core v0.1.0
[INFO] [stderr]     Checking build_const v0.2.0
[INFO] [stderr]     Checking serde v1.0.11
[INFO] [stderr]     Checking unicode-segmentation v1.2.0
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.11
[INFO] [stderr]    Compiling crc v1.5.0
[INFO] [stderr]     Checking memchr v1.0.1
[INFO] [stderr]     Checking term_size v0.3.0
[INFO] [stderr]     Checking rand v0.3.16
[INFO] [stderr]     Checking atty v0.2.2
[INFO] [stderr]     Checking textwrap v0.7.0
[INFO] [stderr]     Checking aho-corasick v0.6.3
[INFO] [stderr]     Checking clap v2.26.0
[INFO] [stderr]     Checking regex v0.2.2
[INFO] [stderr]     Checking serial-key v2.0.0
[INFO] [stderr]     Checking serde_json v1.0.2
[INFO] [stderr]     Checking keygen v2.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.12s
[INFO] running `"docker" "inspect" "df231b24a8e55110864d69d0ce091d31f5036626fbfde27e5e25ecbc31ff995c"`
[INFO] running `"docker" "rm" "-f" "df231b24a8e55110864d69d0ce091d31f5036626fbfde27e5e25ecbc31ff995c"`
[INFO] [stdout] df231b24a8e55110864d69d0ce091d31f5036626fbfde27e5e25ecbc31ff995c