[INFO] updating cached repository PlasmaPower/railroad
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/PlasmaPower/railroad
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/PlasmaPower/railroad" "work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/PlasmaPower/railroad"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/PlasmaPower/railroad'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/PlasmaPower/railroad" "work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/PlasmaPower/railroad"`
[INFO] [stderr] Cloning into 'work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/PlasmaPower/railroad'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 036c58c219e7b086347bf52eef6c30f20cd8c37c
[INFO] sha for GitHub repo PlasmaPower/railroad: 036c58c219e7b086347bf52eef6c30f20cd8c37c
[INFO] validating manifest of PlasmaPower/railroad on toolchain master#1891bfa80364eead426517c68de6947b7692e2de
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of PlasmaPower/railroad on toolchain try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing PlasmaPower/railroad
[INFO] removed workspace from PlasmaPower/railroad
[INFO] removed path dependency nanocurrency-peering from PlasmaPower/railroad
[INFO] removed path dependency nanocurrency-protocol from PlasmaPower/railroad
[INFO] removed path dependency nanocurrency-types from PlasmaPower/railroad
[INFO] finished frobbing PlasmaPower/railroad
[INFO] frobbed toml for PlasmaPower/railroad written to work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/PlasmaPower/railroad/Cargo.toml
[INFO] started frobbing PlasmaPower/railroad
[INFO] removed workspace from PlasmaPower/railroad
[INFO] removed path dependency nanocurrency-peering from PlasmaPower/railroad
[INFO] removed path dependency nanocurrency-protocol from PlasmaPower/railroad
[INFO] removed path dependency nanocurrency-types from PlasmaPower/railroad
[INFO] finished frobbing PlasmaPower/railroad
[INFO] frobbed toml for PlasmaPower/railroad written to work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/PlasmaPower/railroad/Cargo.toml
[INFO] crate PlasmaPower/railroad already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/pr-60261/sources/master#1891bfa80364eead426517c68de6947b7692e2de/gh/PlasmaPower/railroad/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1891bfa80364eead426517c68de6947b7692e2de-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking PlasmaPower/railroad against try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a for pr-60261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60261/worker-4/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60261/sources/try#bfdcf6db3afcce5fe4013023cfa8ba359c5d527a/gh/PlasmaPower/railroad:/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" "+bfdcf6db3afcce5fe4013023cfa8ba359c5d527a-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f1afeb8c9990b02cd16fbe4d535fe220e7916ff5d5b11c6e8f911c04ef1f03a9
[INFO] running `"docker" "start" "-a" "f1afeb8c9990b02cd16fbe4d535fe220e7916ff5d5b11c6e8f911c04ef1f03a9"`
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]    Compiling curve25519-dalek v1.1.3
[INFO] [stderr]     Checking blake2 v0.7.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio v0.1.19
[INFO] [stderr]    Compiling curve25519-dalek v0.20.0
[INFO] [stderr]     Checking ed25519-dalek v0.8.1
[INFO] [stderr]     Checking nanocurrency-types v0.3.16
[INFO] [stderr]     Checking nanocurrency-protocol v0.5.1
[INFO] [stderr]     Checking nanocurrency-peering v0.6.0
[INFO] [stderr]     Checking railroad v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.86s
[INFO] running `"docker" "inspect" "f1afeb8c9990b02cd16fbe4d535fe220e7916ff5d5b11c6e8f911c04ef1f03a9"`
[INFO] running `"docker" "rm" "-f" "f1afeb8c9990b02cd16fbe4d535fe220e7916ff5d5b11c6e8f911c04ef1f03a9"`
[INFO] [stdout] f1afeb8c9990b02cd16fbe4d535fe220e7916ff5d5b11c6e8f911c04ef1f03a9