[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-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/whostolemyhat/serial-key-generator"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/whostolemyhat/serial-key-generator'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/whostolemyhat/serial-key-generator" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/whostolemyhat/serial-key-generator"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/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#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of whostolemyhat/serial-key-generator on toolchain try#bad365140e1e8233b42b21af70a407f14ce5fec5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-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-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/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-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/whostolemyhat/serial-key-generator/Cargo.toml
[INFO] crate whostolemyhat/serial-key-generator has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+adbfec229ce07ff4b2a7bf2d6dec2d13cb224980-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking whostolemyhat/serial-key-generator against try#bad365140e1e8233b42b21af70a407f14ce5fec5 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-1/try#bad365140e1e8233b42b21af70a407f14ce5fec5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/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" "+bad365140e1e8233b42b21af70a407f14ce5fec5-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 49a3797667d2b617a4d53d6ff3a88e50f6eb702621a5f57513fde6432e5cf86a
[INFO] running `"docker" "start" "-a" "49a3797667d2b617a4d53d6ff3a88e50f6eb702621a5f57513fde6432e5cf86a"`
[INFO] [stderr]     Checking libc v0.2.28
[INFO] [stderr]    Compiling build_const v0.2.0
[INFO] [stderr]    Compiling crc-core v0.1.0
[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 keygen v2.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.09s
[INFO] running `"docker" "inspect" "49a3797667d2b617a4d53d6ff3a88e50f6eb702621a5f57513fde6432e5cf86a"`
[INFO] running `"docker" "rm" "-f" "49a3797667d2b617a4d53d6ff3a88e50f6eb702621a5f57513fde6432e5cf86a"`
[INFO] [stdout] 49a3797667d2b617a4d53d6ff3a88e50f6eb702621a5f57513fde6432e5cf86a