[INFO] updating cached repository mr47/rust-challange
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mr47/rust-challange
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mr47/rust-challange" "work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/mr47/rust-challange"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/mr47/rust-challange'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mr47/rust-challange" "work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/mr47/rust-challange"`
[INFO] [stderr] Cloning into 'work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/mr47/rust-challange'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 1be31d3ef3906cf9c0e17e8148f0f76b77152c85
[INFO] sha for GitHub repo mr47/rust-challange: 1be31d3ef3906cf9c0e17e8148f0f76b77152c85
[INFO] validating manifest of mr47/rust-challange on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mr47/rust-challange on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mr47/rust-challange
[INFO] finished frobbing mr47/rust-challange
[INFO] frobbed toml for mr47/rust-challange written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/mr47/rust-challange/Cargo.toml
[INFO] started frobbing mr47/rust-challange
[INFO] finished frobbing mr47/rust-challange
[INFO] frobbed toml for mr47/rust-challange written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/gh/mr47/rust-challange/Cargo.toml
[INFO] crate mr47/rust-challange already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mr47/rust-challange against master#9f06855064ed06a50c496577b21ca50f92a2e67d for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-5/master#9f06855064ed06a50c496577b21ca50f92a2e67d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/gh/mr47/rust-challange:/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" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4a3b2317f3bb99c700c764ba969927e204b595c67046a0ddd8cb0037b028d0f1
[INFO] running `"docker" "start" "-a" "4a3b2317f3bb99c700c764ba969927e204b595c67046a0ddd8cb0037b028d0f1"`
[INFO] [stderr]     Checking svp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `"docker" "inspect" "4a3b2317f3bb99c700c764ba969927e204b595c67046a0ddd8cb0037b028d0f1"`
[INFO] running `"docker" "rm" "-f" "4a3b2317f3bb99c700c764ba969927e204b595c67046a0ddd8cb0037b028d0f1"`
[INFO] [stdout] 4a3b2317f3bb99c700c764ba969927e204b595c67046a0ddd8cb0037b028d0f1