[INFO] fetching crate witnet-vanity 0.1.0...
[INFO] building witnet-vanity-0.1.0 against master#f5209000832c9d3bc29c91f4daef4ca9f28dc797+target=wasm32-wasip1 for pr-149868
[INFO] extracting crate witnet-vanity 0.1.0 into /workspace/builds/worker-4-tc1/source
[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-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate witnet-vanity 0.1.0 on toolchain f5209000832c9d3bc29c91f4daef4ca9f28dc797
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f5209000832c9d3bc29c91f4daef4ca9f28dc797" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate witnet-vanity 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f5209000832c9d3bc29c91f4daef4ca9f28dc797" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.41
[INFO] [stderr]   Downloaded terminal_size v0.1.12
[INFO] [stderr]   Downloaded bech32 v0.7.2
[INFO] [stderr]   Downloaded termios v0.3.2
[INFO] [stderr]   Downloaded console v0.11.3
[INFO] [stderr]   Downloaded secp256k1 v0.17.2
[INFO] [stderr]   Downloaded indicatif v0.14.0
[INFO] [stderr]   Downloaded regex v1.3.9
[INFO] [stderr]   Downloaded secp256k1-sys v0.1.2
[INFO] [stderr]   Downloaded regex-syntax v0.6.18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+f5209000832c9d3bc29c91f4daef4ca9f28dc797" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c4bfeafc26dd489ef4953bc7ab1943a974ee486501f9016e4b5a1bca864691d
[INFO] running `Command { std: "docker" "start" "-a" "4c4bfeafc26dd489ef4953bc7ab1943a974ee486501f9016e4b5a1bca864691d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c4bfeafc26dd489ef4953bc7ab1943a974ee486501f9016e4b5a1bca864691d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c4bfeafc26dd489ef4953bc7ab1943a974ee486501f9016e4b5a1bca864691d", kill_on_drop: false }`
[INFO] [stdout] 4c4bfeafc26dd489ef4953bc7ab1943a974ee486501f9016e4b5a1bca864691d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+f5209000832c9d3bc29c91f4daef4ca9f28dc797" "build" "--frozen" "--message-format=json" "--target" "wasm32-wasip1", kill_on_drop: false }`
[INFO] [stdout] 2d064cefa1dde58991ce6c93fb33b02ad2948bbeba60e88b2f579755cb4a7f9a
[INFO] running `Command { std: "docker" "start" "-a" "2d064cefa1dde58991ce6c93fb33b02ad2948bbeba60e88b2f579755cb4a7f9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]    Compiling unicode-width v0.1.7
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling bech32 v0.7.2
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling terminal_size v0.1.12
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]    Compiling regex v1.3.9
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling console v0.11.3
[INFO] [stderr]    Compiling secp256k1 v0.17.2
[INFO] [stderr]    Compiling indicatif v0.14.0
[INFO] [stderr]    Compiling witnet-vanity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.87s
[INFO] running `Command { std: "docker" "inspect" "2d064cefa1dde58991ce6c93fb33b02ad2948bbeba60e88b2f579755cb4a7f9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d064cefa1dde58991ce6c93fb33b02ad2948bbeba60e88b2f579755cb4a7f9a", kill_on_drop: false }`
[INFO] [stdout] 2d064cefa1dde58991ce6c93fb33b02ad2948bbeba60e88b2f579755cb4a7f9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+f5209000832c9d3bc29c91f4daef4ca9f28dc797" "test" "--frozen" "--no-run" "--message-format=json" "--target" "wasm32-wasip1", kill_on_drop: false }`
[INFO] [stdout] b419132637de0d4a43ee754a30f42ab8d8a4fe746961b1c172b2d27bf3000dac
[INFO] running `Command { std: "docker" "start" "-a" "b419132637de0d4a43ee754a30f42ab8d8a4fe746961b1c172b2d27bf3000dac", kill_on_drop: false }`
[INFO] [stderr]    Compiling witnet-vanity v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "b419132637de0d4a43ee754a30f42ab8d8a4fe746961b1c172b2d27bf3000dac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b419132637de0d4a43ee754a30f42ab8d8a4fe746961b1c172b2d27bf3000dac", kill_on_drop: false }`
[INFO] [stdout] b419132637de0d4a43ee754a30f42ab8d8a4fe746961b1c172b2d27bf3000dac