[INFO] cloning repository https://github.com/fanatid/rust-bitcoin-blocks
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fanatid/rust-bitcoin-blocks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanatid%2Frust-bitcoin-blocks"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanatid%2Frust-bitcoin-blocks'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 166d3cf91f391927294d671cbc625e6b047b7c5d
[INFO] checking fanatid/rust-bitcoin-blocks against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffanatid%2Frust-bitcoin-blocks" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fanatid/rust-bitcoin-blocks on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/fanatid/rust-bitcoin-blocks
[INFO] finished tweaking git repo https://github.com/fanatid/rust-bitcoin-blocks
[INFO] tweaked toml for git repo https://github.com/fanatid/rust-bitcoin-blocks written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/fanatid/rust-bitcoin-blocks already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0740b8517e5052ba43df8be42c97030ba6e818305dab5c04feb0922014eece1f
[INFO] running `"docker" "start" "-a" "0740b8517e5052ba43df8be42c97030ba6e818305dab5c04feb0922014eece1f"`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]     Checking fixed-hash v0.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]     Checking serde v1.0.105
[INFO] [stderr]     Checking serde_json v1.0.50
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking rust-bitcoin-blocks v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.95s
[INFO] running `"docker" "inspect" "0740b8517e5052ba43df8be42c97030ba6e818305dab5c04feb0922014eece1f"`
[INFO] running `"docker" "rm" "-f" "0740b8517e5052ba43df8be42c97030ba6e818305dab5c04feb0922014eece1f"`
[INFO] [stdout] 0740b8517e5052ba43df8be42c97030ba6e818305dab5c04feb0922014eece1f