[INFO] updating cached repository wezm/rust-intro-talk
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wezm/rust-intro-talk
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wezm/rust-intro-talk" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/wezm/rust-intro-talk"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/wezm/rust-intro-talk'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wezm/rust-intro-talk" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/wezm/rust-intro-talk"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/wezm/rust-intro-talk'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 978872c31d714aa413ee86a7c6b5ccdbc8966caa
[INFO] sha for GitHub repo wezm/rust-intro-talk: 978872c31d714aa413ee86a7c6b5ccdbc8966caa
[INFO] validating manifest of wezm/rust-intro-talk on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wezm/rust-intro-talk on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wezm/rust-intro-talk
[INFO] finished frobbing wezm/rust-intro-talk
[INFO] frobbed toml for wezm/rust-intro-talk written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/wezm/rust-intro-talk/Cargo.toml
[INFO] started frobbing wezm/rust-intro-talk
[INFO] finished frobbing wezm/rust-intro-talk
[INFO] frobbed toml for wezm/rust-intro-talk written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/wezm/rust-intro-talk/Cargo.toml
[INFO] crate wezm/rust-intro-talk already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking wezm/rust-intro-talk against try#75eff020d0923c035c2fe220db4a0465cd847048 for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-1/try#75eff020d0923c035c2fe220db4a0465cd847048:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/wezm/rust-intro-talk:/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" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 373d80a0b1594e415c9743839ae8281a89012404d4bc6f6cfe7311edb9c40b09
[INFO] running `"docker" "start" "-a" "373d80a0b1594e415c9743839ae8281a89012404d4bc6f6cfe7311edb9c40b09"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.1.41
[INFO] [stderr]    Compiling serde v1.0.27
[INFO] [stderr]     Checking bytecount v0.2.0
[INFO] [stderr]    Compiling rand v0.3.19
[INFO] [stderr]     Checking semver v0.8.0
[INFO] [stderr]     Checking walkdir v1.0.7
[INFO] [stderr]     Checking pulldown-cmark v0.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling backtrace v0.3.5
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking serde_json v1.0.9
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking cargo_metadata v0.3.3
[INFO] [stderr]     Checking skeptic v0.13.2
[INFO] [stderr]    Compiling demo v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.87s
[INFO] running `"docker" "inspect" "373d80a0b1594e415c9743839ae8281a89012404d4bc6f6cfe7311edb9c40b09"`
[INFO] running `"docker" "rm" "-f" "373d80a0b1594e415c9743839ae8281a89012404d4bc6f6cfe7311edb9c40b09"`
[INFO] [stdout] 373d80a0b1594e415c9743839ae8281a89012404d4bc6f6cfe7311edb9c40b09