[INFO] crate nkeys 0.0.8 is already in cache
[INFO] checking nkeys-0.0.8 against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] extracting crate nkeys 0.0.8 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nkeys 0.0.8 on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nkeys 0.0.8
[INFO] finished tweaking crates.io crate nkeys 0.0.8
[INFO] tweaked toml for crates.io crate nkeys 0.0.8 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate nkeys 0.0.8 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0da122a7b72b8ffa085ad6e6f874ff08e7ab7256ac0c05d54c95c5048d9db795
[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" "0da122a7b72b8ffa085ad6e6f874ff08e7ab7256ac0c05d54c95c5048d9db795"`
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]     Checking subtle-encoding v0.4.1
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking signature v1.0.0-pre.1
[INFO] [stderr]     Checking curve25519-dalek v2.0.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking ed25519 v1.0.0-pre.1
[INFO] [stderr]     Checking signatory v0.16.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.0-pre.3
[INFO] [stderr]     Checking signatory-dalek v0.16.0
[INFO] [stderr]     Checking nkeys v0.0.8 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/error.rs:124:56
[INFO] [stderr]     |
[INFO] [stderr] 124 |             Some(ref desc) => write!(f, "{}: {}", self.description(), desc),
[INFO] [stderr]     |                                                        ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/error.rs:125:42
[INFO] [stderr]     |
[INFO] [stderr] 125 |             None => write!(f, "{}", self.description()),
[INFO] [stderr]     |                                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/error.rs:124:56
[INFO] [stderr]     |
[INFO] [stderr] 124 |             Some(ref desc) => write!(f, "{}: {}", self.description(), desc),
[INFO] [stderr]     |                                                        ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/error.rs:125:42
[INFO] [stderr]     |
[INFO] [stderr] 125 |             None => write!(f, "{}", self.description()),
[INFO] [stderr]     |                                          ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.27s
[INFO] running `"docker" "inspect" "0da122a7b72b8ffa085ad6e6f874ff08e7ab7256ac0c05d54c95c5048d9db795"`
[INFO] running `"docker" "rm" "-f" "0da122a7b72b8ffa085ad6e6f874ff08e7ab7256ac0c05d54c95c5048d9db795"`
[INFO] [stdout] 0da122a7b72b8ffa085ad6e6f874ff08e7ab7256ac0c05d54c95c5048d9db795