[INFO] fetching crate witnet-vanity 0.1.0...
[INFO] checking witnet-vanity-0.1.0 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] extracting crate witnet-vanity 0.1.0 into /workspace/builds/worker-112/source
[INFO] validating manifest of crates.io crate witnet-vanity 0.1.0 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-112/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "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-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3729c2c7e18f015c024236871669837baba7fd9ace6904d1332ecb74299c26d4
[INFO] running `Command { std: "docker" "start" "-a" "3729c2c7e18f015c024236871669837baba7fd9ace6904d1332ecb74299c26d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3729c2c7e18f015c024236871669837baba7fd9ace6904d1332ecb74299c26d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3729c2c7e18f015c024236871669837baba7fd9ace6904d1332ecb74299c26d4", kill_on_drop: false }`
[INFO] [stdout] 3729c2c7e18f015c024236871669837baba7fd9ace6904d1332ecb74299c26d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-112/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 798e7a9d4e061110e5fa8f7e345bf44ef42db88e55175bd82508f3ab65ce3d47
[INFO] running `Command { std: "docker" "start" "-a" "798e7a9d4e061110e5fa8f7e345bf44ef42db88e55175bd82508f3ab65ce3d47", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling cc v1.0.41
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking bech32 v0.7.2
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling secp256k1-sys v0.1.2
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]     Checking terminal_size v0.1.12
[INFO] [stderr]     Checking termios v0.3.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]     Checking secp256k1 v0.17.2
[INFO] [stderr]     Checking indicatif v0.14.0
[INFO] [stderr]     Checking witnet-vanity v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.26s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking witnet-vanity v0.1.0 (/tmp/fixit)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "798e7a9d4e061110e5fa8f7e345bf44ef42db88e55175bd82508f3ab65ce3d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "798e7a9d4e061110e5fa8f7e345bf44ef42db88e55175bd82508f3ab65ce3d47", kill_on_drop: false }`
[INFO] [stdout] 798e7a9d4e061110e5fa8f7e345bf44ef42db88e55175bd82508f3ab65ce3d47