[INFO] cloning repository https://github.com/SkyBeastMC/bitcoin_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SkyBeastMC/bitcoin_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkyBeastMC%2Fbitcoin_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkyBeastMC%2Fbitcoin_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 03c65737ebafa0b3c5a763020500fa242f86efb4
[INFO] checking SkyBeastMC/bitcoin_rust against master#4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5 for pr-81174
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkyBeastMC%2Fbitcoin_rust" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SkyBeastMC/bitcoin_rust on toolchain 4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SkyBeastMC/bitcoin_rust
[INFO] finished tweaking git repo https://github.com/SkyBeastMC/bitcoin_rust
[INFO] tweaked toml for git repo https://github.com/SkyBeastMC/bitcoin_rust written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/SkyBeastMC/bitcoin_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 927d27b0ce7d5983b55355d363a573d3143c817ee99caf95776df6cebf9f075c
[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" "927d27b0ce7d5983b55355d363a573d3143c817ee99caf95776df6cebf9f075c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "927d27b0ce7d5983b55355d363a573d3143c817ee99caf95776df6cebf9f075c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "927d27b0ce7d5983b55355d363a573d3143c817ee99caf95776df6cebf9f075c", kill_on_drop: false }`
[INFO] [stdout] 927d27b0ce7d5983b55355d363a573d3143c817ee99caf95776df6cebf9f075c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+4d0dd02ee07bddad9136f95c9f7846ebf3eb3fc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37a5e7fd8ab8e97d3b4d6c68892315fc272dbe610b17f2d76aac7f45bc214b77
[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" "37a5e7fd8ab8e97d3b4d6c68892315fc272dbe610b17f2d76aac7f45bc214b77", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking byte-tools v0.3.0
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.1
[INFO] [stderr]     Checking rand_core v0.3.0
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking opaque-debug v0.2.1
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking safemem v0.3.0
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.1.0
[INFO] [stderr]     Checking block-padding v0.1.2
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking rand v0.4.3
[INFO] [stderr]     Checking rand v0.5.5
[INFO] [stderr]    Compiling proc-macro-hack v0.4.1
[INFO] [stderr]    Compiling hex-literal-impl v0.1.1
[INFO] [stderr]    Compiling secp256k1 v0.5.6
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking hex-literal v0.1.1
[INFO] [stderr]     Checking digest v0.8.0
[INFO] [stderr]     Checking block-buffer v0.7.0
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking hmac v0.7.0
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking ripemd160 v0.8.0
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking serde v0.6.15
[INFO] [stderr]     Checking serde_json v0.6.1
[INFO] [stderr]     Checking rustcoin v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.13s
[INFO] running `Command { std: "docker" "inspect" "37a5e7fd8ab8e97d3b4d6c68892315fc272dbe610b17f2d76aac7f45bc214b77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37a5e7fd8ab8e97d3b4d6c68892315fc272dbe610b17f2d76aac7f45bc214b77", kill_on_drop: false }`
[INFO] [stdout] 37a5e7fd8ab8e97d3b4d6c68892315fc272dbe610b17f2d76aac7f45bc214b77