[INFO] crate grin_api 2.0.0 is already in cache
[INFO] extracting crate grin_api 2.0.0 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/grin_api/2.0.0
[INFO] extracting crate grin_api 2.0.0 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/grin_api/2.0.0
[INFO] validating manifest of grin_api-2.0.0 on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of grin_api-2.0.0 on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing grin_api-2.0.0
[INFO] finished frobbing grin_api-2.0.0
[INFO] frobbed toml for grin_api-2.0.0 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/grin_api/2.0.0/Cargo.toml
[INFO] started frobbing grin_api-2.0.0
[INFO] finished frobbing grin_api-2.0.0
[INFO] frobbed toml for grin_api-2.0.0 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/grin_api/2.0.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking grin_api-2.0.0 against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-7/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/grin_api/2.0.0:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f9365461470f1dc1b071cb9edb9eeb03fe6f366a71b66100d8f1e34dd3e20d6a
[INFO] running `"docker" "start" "-a" "f9365461470f1dc1b071cb9edb9eeb03fe6f366a71b66100d8f1e34dd3e20d6a"`
[INFO] [stderr]     Checking ring v0.13.5
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking chrono v0.4.7
[INFO] [stderr]     Checking mio v0.6.19
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking tokio-threadpool v0.1.15
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking sct v0.4.0
[INFO] [stderr]     Checking webpki v0.18.1
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking log4rs v0.8.3
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking ct-logs v0.4.0
[INFO] [stderr]     Checking rustls v0.13.1
[INFO] [stderr]     Checking webpki-roots v0.15.0
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-udp v0.1.5
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking grin_util v2.0.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking hyper v0.12.33
[INFO] [stderr]     Checking grin_keychain v2.0.0
[INFO] [stderr]     Checking tokio-rustls v0.7.2
[INFO] [stderr]     Checking grin_core v2.0.0
[INFO] [stderr]     Checking hyper-rustls v0.14.0
[INFO] [stderr]     Checking grin_store v2.0.0
[INFO] [stderr]     Checking grin_chain v2.0.0
[INFO] [stderr]     Checking grin_pool v2.0.0
[INFO] [stderr]     Checking grin_p2p v2.0.0
[INFO] [stderr]     Checking grin_api v2.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `"docker" "inspect" "f9365461470f1dc1b071cb9edb9eeb03fe6f366a71b66100d8f1e34dd3e20d6a"`
[INFO] running `"docker" "rm" "-f" "f9365461470f1dc1b071cb9edb9eeb03fe6f366a71b66100d8f1e34dd3e20d6a"`
[INFO] [stdout] f9365461470f1dc1b071cb9edb9eeb03fe6f366a71b66100d8f1e34dd3e20d6a