[INFO] cloning repository https://github.com/BitcoinNanoLabs/btco-vanity
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BitcoinNanoLabs/btco-vanity" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBitcoinNanoLabs%2Fbtco-vanity", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBitcoinNanoLabs%2Fbtco-vanity'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 01ac69baa1dd98182c834f9dffb74ede9da99034
[INFO] checking BitcoinNanoLabs/btco-vanity against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBitcoinNanoLabs%2Fbtco-vanity" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BitcoinNanoLabs/btco-vanity on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BitcoinNanoLabs/btco-vanity
[INFO] finished tweaking git repo https://github.com/BitcoinNanoLabs/btco-vanity
[INFO] tweaked toml for git repo https://github.com/BitcoinNanoLabs/btco-vanity written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/BitcoinNanoLabs/btco-vanity already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 455dec95da5f8c7cc754408afb7a8930dd64422b64942427c3cadd1e7474be15
[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" "455dec95da5f8c7cc754408afb7a8930dd64422b64942427c3cadd1e7474be15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "455dec95da5f8c7cc754408afb7a8930dd64422b64942427c3cadd1e7474be15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "455dec95da5f8c7cc754408afb7a8930dd64422b64942427c3cadd1e7474be15", kill_on_drop: false }`
[INFO] [stdout] 455dec95da5f8c7cc754408afb7a8930dd64422b64942427c3cadd1e7474be15
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72d09b9a06cc2af646537b2502cf0c11f8a7fbcf3a29d00f6ec39c1f3be0d34e
[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" "72d09b9a06cc2af646537b2502cf0c11f8a7fbcf3a29d00f6ec39c1f3be0d34e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]     Checking num-traits v0.2.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]    Compiling cl-sys v0.4.2
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]    Compiling subtle v2.0.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking hex v0.3.1
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking typenum v1.10.0
[INFO] [stderr]    Compiling ocl-core v0.11.2
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling rand_chacha v0.2.0
[INFO] [stderr]     Checking num-integer v0.1.36
[INFO] [stderr]     Checking num-complex v0.1.42
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]     Checking num-iter v0.1.35
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]     Checking generic-array v0.12.0
[INFO] [stderr]     Checking digest v0.7.2
[INFO] [stderr]     Checking crypto-mac v0.5.2
[INFO] [stderr]    Compiling curve25519-dalek v1.2.1
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking getrandom v0.1.6
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking blake2 v0.7.0
[INFO] [stderr]     Checking clap v2.30.0
[INFO] [stderr]     Checking qutex v0.2.0
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking num-bigint v0.1.43
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking ocl-core-vector v0.1.0
[INFO] [stderr]     Checking backtrace v0.3.5
[INFO] [stderr]     Checking failure v0.1.1
[INFO] [stderr]     Checking ocl v0.19.3
[INFO] [stderr]     Checking btco-vanity v0.4.10 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.59s
[INFO] running `Command { std: "docker" "inspect" "72d09b9a06cc2af646537b2502cf0c11f8a7fbcf3a29d00f6ec39c1f3be0d34e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72d09b9a06cc2af646537b2502cf0c11f8a7fbcf3a29d00f6ec39c1f3be0d34e", kill_on_drop: false }`
[INFO] [stdout] 72d09b9a06cc2af646537b2502cf0c11f8a7fbcf3a29d00f6ec39c1f3be0d34e