[INFO] cloning repository https://github.com/antiochp/grin-keybase-wallet
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antiochp/grin-keybase-wallet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantiochp%2Fgrin-keybase-wallet"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantiochp%2Fgrin-keybase-wallet'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3ca4ed26d18313c611e31fb65e6090706110571c
[INFO] checking antiochp/grin-keybase-wallet against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantiochp%2Fgrin-keybase-wallet" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/antiochp/grin-keybase-wallet on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/antiochp/grin-keybase-wallet
[INFO] finished tweaking git repo https://github.com/antiochp/grin-keybase-wallet
[INFO] tweaked toml for git repo https://github.com/antiochp/grin-keybase-wallet written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/antiochp/grin-keybase-wallet already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 593ba112e1234b69fbb72c6c366074ea072b3d65c2e74745ec79391530d2d131
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "593ba112e1234b69fbb72c6c366074ea072b3d65c2e74745ec79391530d2d131"`
[INFO] [stderr]     Checking grin_util v0.1.0 (https://github.com/antiochp/grin#bc11d239)
[INFO] [stderr]    Compiling secp256k1zkp v0.7.1 (https://github.com/mimblewimble/rust-secp256k1-zkp#571e243b)
[INFO] [stderr]     Checking blake2-rfc v0.2.17
[INFO] [stderr]     Checking clap v2.26.2
[INFO] [stderr]     Checking grin_keychain v0.1.0 (https://github.com/antiochp/grin#bc11d239)
[INFO] [stderr]     Checking grin-keybase-wallet v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]   --> src/main.rs:18:14
[INFO] [stderr]    |
[INFO] [stderr] 18 |     if let Some(matches) = matches.subcommand_matches("receive") {
[INFO] [stderr]    |                 ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `matches`
[INFO] [stderr]   --> src/main.rs:18:14
[INFO] [stderr]    |
[INFO] [stderr] 18 |     if let Some(matches) = matches.subcommand_matches("receive") {
[INFO] [stderr]    |                 ^^^^^^^ help: consider prefixing with an underscore: `_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.67s
[INFO] running `"docker" "inspect" "593ba112e1234b69fbb72c6c366074ea072b3d65c2e74745ec79391530d2d131"`
[INFO] running `"docker" "rm" "-f" "593ba112e1234b69fbb72c6c366074ea072b3d65c2e74745ec79391530d2d131"`
[INFO] [stdout] 593ba112e1234b69fbb72c6c366074ea072b3d65c2e74745ec79391530d2d131