[INFO] fetching crate witnet-vanity 0.1.0...
[INFO] testing witnet-vanity-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate witnet-vanity 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate witnet-vanity 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate witnet-vanity 0.1.0
[INFO] finished tweaking crates.io crate witnet-vanity 0.1.0
[INFO] tweaked toml for crates.io crate witnet-vanity 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate witnet-vanity 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bech32 v0.7.2
[INFO] [stderr]   Downloaded secp256k1 v0.17.2
[INFO] [stderr]   Downloaded indicatif v0.14.0
[INFO] [stderr]   Downloaded secp256k1-sys v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] e304376d4c56cf1d797e24294c16536751e545b8f350e486767ab4e8b0e8b898
[INFO] running `Command { std: "docker" "start" "-a" "e304376d4c56cf1d797e24294c16536751e545b8f350e486767ab4e8b0e8b898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e304376d4c56cf1d797e24294c16536751e545b8f350e486767ab4e8b0e8b898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e304376d4c56cf1d797e24294c16536751e545b8f350e486767ab4e8b0e8b898", kill_on_drop: false }`
[INFO] [stdout] e304376d4c56cf1d797e24294c16536751e545b8f350e486767ab4e8b0e8b898
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--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] 3f6a09cc7f1b7de28beb76444c35ee5b6f569de6819a2e5f8d85faf0fa373afb
[INFO] running `Command { std: "docker" "start" "-a" "3f6a09cc7f1b7de28beb76444c35ee5b6f569de6819a2e5f8d85faf0fa373afb", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling bech32 v0.7.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling termios v0.3.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling terminal_size v0.1.12
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling secp256k1 v0.17.2
[INFO] [stderr]    Compiling console v0.11.3
[INFO] [stderr]    Compiling indicatif v0.14.0
[INFO] [stderr]    Compiling witnet-vanity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.02s
[INFO] running `Command { std: "docker" "inspect" "3f6a09cc7f1b7de28beb76444c35ee5b6f569de6819a2e5f8d85faf0fa373afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f6a09cc7f1b7de28beb76444c35ee5b6f569de6819a2e5f8d85faf0fa373afb", kill_on_drop: false }`
[INFO] [stdout] 3f6a09cc7f1b7de28beb76444c35ee5b6f569de6819a2e5f8d85faf0fa373afb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2210e03d567394e1ed2157e64caa9cf0e9249d816734d9adca4332d19cfaeda6
[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" "2210e03d567394e1ed2157e64caa9cf0e9249d816734d9adca4332d19cfaeda6", kill_on_drop: false }`
[INFO] [stderr]    Compiling witnet-vanity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "2210e03d567394e1ed2157e64caa9cf0e9249d816734d9adca4332d19cfaeda6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2210e03d567394e1ed2157e64caa9cf0e9249d816734d9adca4332d19cfaeda6", kill_on_drop: false }`
[INFO] [stdout] 2210e03d567394e1ed2157e64caa9cf0e9249d816734d9adca4332d19cfaeda6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] bcc3e30dd1ec59e934e8a42d4d6ab4b62514d73cb19d0cce934c279b11972d43
[INFO] running `Command { std: "docker" "start" "-a" "bcc3e30dd1ec59e934e8a42d4d6ab4b62514d73cb19d0cce934c279b11972d43", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/witnet_vanity-4f8b838d091bcdf6
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bcc3e30dd1ec59e934e8a42d4d6ab4b62514d73cb19d0cce934c279b11972d43", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcc3e30dd1ec59e934e8a42d4d6ab4b62514d73cb19d0cce934c279b11972d43", kill_on_drop: false }`
[INFO] [stdout] bcc3e30dd1ec59e934e8a42d4d6ab4b62514d73cb19d0cce934c279b11972d43