[INFO] updating cached repository scvalex/python-challenge
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/scvalex/python-challenge
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/scvalex/python-challenge" "work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/scvalex/python-challenge"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/scvalex/python-challenge'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/scvalex/python-challenge" "work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/scvalex/python-challenge"`
[INFO] [stderr] Cloning into 'work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/scvalex/python-challenge'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d9f22bb0bfb9df866d4aa79f61287e852760d11b
[INFO] sha for GitHub repo scvalex/python-challenge: d9f22bb0bfb9df866d4aa79f61287e852760d11b
[INFO] validating manifest of scvalex/python-challenge 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 scvalex/python-challenge 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 scvalex/python-challenge
[INFO] finished frobbing scvalex/python-challenge
[INFO] frobbed toml for scvalex/python-challenge written to work/ex/pr-56896/sources/master#adbfec229ce07ff4b2a7bf2d6dec2d13cb224980/gh/scvalex/python-challenge/Cargo.toml
[INFO] started frobbing scvalex/python-challenge
[INFO] finished frobbing scvalex/python-challenge
[INFO] frobbed toml for scvalex/python-challenge written to work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/scvalex/python-challenge/Cargo.toml
[INFO] crate scvalex/python-challenge 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 scvalex/python-challenge against try#bad365140e1e8233b42b21af70a407f14ce5fec5 for pr-56896
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56896/worker-3/try#bad365140e1e8233b42b21af70a407f14ce5fec5:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56896/sources/try#bad365140e1e8233b42b21af70a407f14ce5fec5/gh/scvalex/python-challenge:/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] 315aba6e593e075fcd67058cc3180800bd86c6bf26b226433026b329f1615849
[INFO] running `"docker" "start" "-a" "315aba6e593e075fcd67058cc3180800bd86c6bf26b226433026b329f1615849"`
[INFO] [stderr]    Compiling cc v1.0.10
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]    Compiling crc v1.7.0
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]     Checking serde_json v1.0.13
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-timer v0.2.1
[INFO] [stderr]     Checking tokio-io v0.1.6
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking tokio-threadpool v0.1.2
[INFO] [stderr]     Checking serde_urlencoded v0.5.1
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]     Checking mio v0.6.14
[INFO] [stderr]     Checking libflate v0.1.14
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]     Checking tokio-reactor v0.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.28
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]     Checking tokio-udp v0.1.0
[INFO] [stderr]     Checking tokio-tcp v0.1.0
[INFO] [stderr]     Checking tokio v0.1.5
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking hyper v0.11.25
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking backtrace v0.3.6
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking hyper-tls v0.1.3
[INFO] [stderr]     Checking reqwest v0.8.5
[INFO] [stderr]     Checking python-challenge v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.63s
[INFO] running `"docker" "inspect" "315aba6e593e075fcd67058cc3180800bd86c6bf26b226433026b329f1615849"`
[INFO] running `"docker" "rm" "-f" "315aba6e593e075fcd67058cc3180800bd86c6bf26b226433026b329f1615849"`
[INFO] [stdout] 315aba6e593e075fcd67058cc3180800bd86c6bf26b226433026b329f1615849