[INFO] crate grin 2.0.0 is already in cache
[INFO] extracting crate grin 2.0.0 into work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/grin/2.0.0
[INFO] extracting crate grin 2.0.0 into work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/grin/2.0.0
[INFO] validating manifest of grin-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-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-2.0.0
[INFO] finished frobbing grin-2.0.0
[INFO] frobbed toml for grin-2.0.0 written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/grin/2.0.0/Cargo.toml
[INFO] started frobbing grin-2.0.0
[INFO] finished frobbing grin-2.0.0
[INFO] frobbed toml for grin-2.0.0 written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/reg/grin/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] 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] checking grin-2.0.0 against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-0/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/reg/grin/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] 8da5c10de3f55f909a88ae4cee2914d6c178b0266de96a21c6d0ad1d142e9f6e
[INFO] running `"docker" "start" "-a" "8da5c10de3f55f909a88ae4cee2914d6c178b0266de96a21c6d0ad1d142e9f6e"`
[INFO] [stderr]    Compiling libgit2-sys v0.9.0
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]     Checking ncurses v5.99.0
[INFO] [stderr]     Checking ctrlc v3.1.3
[INFO] [stderr]    Compiling enum-map-derive v0.4.2
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]    Compiling enumset_derive v0.4.0
[INFO] [stderr]    Compiling bindgen v0.37.4
[INFO] [stderr]     Checking pancurses v0.16.1
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]     Checking tokio-reactor v0.1.9
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking h2 v0.1.26
[INFO] [stderr]     Checking enum-map v0.5.0
[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 enumset v0.4.0
[INFO] [stderr]     Checking cursive v0.12.0
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking tokio-core v0.1.17
[INFO] [stderr]     Checking tokio-rustls v0.7.2
[INFO] [stderr]     Checking hyper v0.12.33
[INFO] [stderr]     Checking hyper-rustls v0.14.0
[INFO] [stderr]    Compiling croaring-sys v0.3.9
[INFO] [stderr]    Compiling git2 v0.10.0
[INFO] [stderr]    Compiling built v0.3.2
[INFO] [stderr]    Compiling grin v2.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Checking croaring v0.3.9
[INFO] [stderr]     Checking grin_core v2.0.0
[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
[INFO] [stderr]     Checking grin_servers v2.0.0
[INFO] [stderr]     Checking grin_config v2.0.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 40s
[INFO] running `"docker" "inspect" "8da5c10de3f55f909a88ae4cee2914d6c178b0266de96a21c6d0ad1d142e9f6e"`
[INFO] running `"docker" "rm" "-f" "8da5c10de3f55f909a88ae4cee2914d6c178b0266de96a21c6d0ad1d142e9f6e"`
[INFO] [stdout] 8da5c10de3f55f909a88ae4cee2914d6c178b0266de96a21c6d0ad1d142e9f6e