[INFO] updating cached repository https://github.com/cennznet/doughnut-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 79cc42edc6f90e4d6d42f95708d1c7c2bd95c46a
[INFO] checking cennznet/doughnut-rs against try#8d67a66581ea5498d7ac03b8f88a478d8ec75cf0 for pr-64564
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcennznet%2Fdoughnut-rs" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cennznet/doughnut-rs on toolchain 8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/cennznet/doughnut-rs
[INFO] finished tweaking git repo https://github.com/cennznet/doughnut-rs
[INFO] tweaked toml for git repo https://github.com/cennznet/doughnut-rs written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/cennznet/doughnut-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8d67a66581ea5498d7ac03b8f88a478d8ec75cf0-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] ccd9eb8a383deb14f93ededdd86e2d0ca0e6bbc70e6dd19c4369aa741988f4db
[INFO] running `"docker" "start" "-a" "ccd9eb8a383deb14f93ededdd86e2d0ca0e6bbc70e6dd19c4369aa741988f4db"`
[INFO] [stderr]    Compiling subtle v2.1.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]     Checking byte-slice-cast v0.3.2
[INFO] [stderr]     Checking bitvec v0.14.0
[INFO] [stderr]     Checking bit_reverse v0.1.8
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking fixed-hash v0.4.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]     Checking uint v0.8.1
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking primitive-types v0.4.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]    Compiling curve25519-dalek v1.2.1
[INFO] [stderr]     Checking merlin v1.1.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.1
[INFO] [stderr]     Checking schnorrkel v0.1.1
[INFO] [stderr]    Compiling parity-scale-codec-derive v1.0.2
[INFO] [stderr]     Checking parity-scale-codec v1.0.5
[INFO] [stderr]     Checking doughnut_rs v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `"docker" "inspect" "ccd9eb8a383deb14f93ededdd86e2d0ca0e6bbc70e6dd19c4369aa741988f4db"`
[INFO] running `"docker" "rm" "-f" "ccd9eb8a383deb14f93ededdd86e2d0ca0e6bbc70e6dd19c4369aa741988f4db"`
[INFO] [stdout] ccd9eb8a383deb14f93ededdd86e2d0ca0e6bbc70e6dd19c4369aa741988f4db