[INFO] updating cached repository drager/httper
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/drager/httper
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/drager/httper" "work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/drager/httper"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/drager/httper'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/drager/httper" "work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/drager/httper"`
[INFO] [stderr] Cloning into 'work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/drager/httper'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 75914c59a3818c0a34c90b2203222819a54fce10
[INFO] sha for GitHub repo drager/httper: 75914c59a3818c0a34c90b2203222819a54fce10
[INFO] validating manifest of drager/httper on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of drager/httper on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing drager/httper
[INFO] finished frobbing drager/httper
[INFO] frobbed toml for drager/httper written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/drager/httper/Cargo.toml
[INFO] started frobbing drager/httper
[INFO] finished frobbing drager/httper
[INFO] frobbed toml for drager/httper written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/gh/drager/httper/Cargo.toml
[INFO] crate drager/httper has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking drager/httper against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-3/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/gh/drager/httper:/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0307baa21a04a489a70d8ab764d4150b3951f08b3f585ca64ba3790dd1a1f2c8
[INFO] running `"docker" "start" "-a" "0307baa21a04a489a70d8ab764d4150b3951f08b3f585ca64ba3790dd1a1f2c8"`
[INFO] [stderr]    Compiling native-tls v0.2.0
[INFO] [stderr]     Checking want v0.0.6
[INFO] [stderr]     Checking http v0.1.8
[INFO] [stderr]    Compiling openssl v0.10.10
[INFO] [stderr]     Checking h2 v0.1.10
[INFO] [stderr]     Checking hyper v0.12.7
[INFO] [stderr]     Checking hyper-tls v0.3.0
[INFO] [stderr]     Checking httper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.58s
[INFO] running `"docker" "inspect" "0307baa21a04a489a70d8ab764d4150b3951f08b3f585ca64ba3790dd1a1f2c8"`
[INFO] running `"docker" "rm" "-f" "0307baa21a04a489a70d8ab764d4150b3951f08b3f585ca64ba3790dd1a1f2c8"`
[INFO] [stdout] 0307baa21a04a489a70d8ab764d4150b3951f08b3f585ca64ba3790dd1a1f2c8