[INFO] fetching crate nakamoto 0.2.0...
[INFO] checking nakamoto-0.2.0 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate nakamoto 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate nakamoto 0.2.0 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nakamoto 0.2.0
[INFO] finished tweaking crates.io crate nakamoto 0.2.0
[INFO] tweaked toml for crates.io crate nakamoto 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f49d46afc40d26f47c9916b17a1b0b2c132c7e0d1c191f734f65d9ad4cfb592
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2f49d46afc40d26f47c9916b17a1b0b2c132c7e0d1c191f734f65d9ad4cfb592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f49d46afc40d26f47c9916b17a1b0b2c132c7e0d1c191f734f65d9ad4cfb592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f49d46afc40d26f47c9916b17a1b0b2c132c7e0d1c191f734f65d9ad4cfb592", kill_on_drop: false }`
[INFO] [stdout] 2f49d46afc40d26f47c9916b17a1b0b2c132c7e0d1c191f734f65d9ad4cfb592
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 69186fbb439df15a4ab00bfaa96a441f4ad5c8ed482a454f2e777bf38627e61a
[INFO] running `Command { std: "docker" "start" "-a" "69186fbb439df15a4ab00bfaa96a441f4ad5c8ed482a454f2e777bf38627e61a", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking bitcoin_hashes v0.9.4
[INFO] [stderr]     Checking bech32 v0.7.3
[INFO] [stderr]     Checking nonempty v0.5.0
[INFO] [stderr]     Checking fastrand v1.4.0
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking popol v0.4.0
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling secp256k1-sys v0.3.0
[INFO] [stderr]     Checking secp256k1 v0.19.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]    Compiling microserde-derive v0.1.13
[INFO] [stderr]     Checking bitcoin v0.25.2
[INFO] [stderr]     Checking microserde v0.1.13
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking nakamoto-common v0.2.0
[INFO] [stderr]     Checking nakamoto-p2p v0.2.1
[INFO] [stderr]     Checking nakamoto-chain v0.2.0
[INFO] [stderr]     Checking nakamoto-client v0.2.0
[INFO] [stderr]     Checking nakamoto-net-poll v0.2.0
[INFO] [stderr]     Checking nakamoto v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.94s
[INFO] running `Command { std: "docker" "inspect" "69186fbb439df15a4ab00bfaa96a441f4ad5c8ed482a454f2e777bf38627e61a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69186fbb439df15a4ab00bfaa96a441f4ad5c8ed482a454f2e777bf38627e61a", kill_on_drop: false }`
[INFO] [stdout] 69186fbb439df15a4ab00bfaa96a441f4ad5c8ed482a454f2e777bf38627e61a