[INFO] cloning repository https://github.com/rcelebrone/Rust-Proof-Of-Work
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rcelebrone/Rust-Proof-Of-Work" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcelebrone%2FRust-Proof-Of-Work", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcelebrone%2FRust-Proof-Of-Work'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a48f1208fe0bef5d458294a22cc57288ddaf9d46
[INFO] building rcelebrone/Rust-Proof-Of-Work against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frcelebrone%2FRust-Proof-Of-Work" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rcelebrone/Rust-Proof-Of-Work
[INFO] finished tweaking git repo https://github.com/rcelebrone/Rust-Proof-Of-Work
[INFO] tweaked toml for git repo https://github.com/rcelebrone/Rust-Proof-Of-Work written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rcelebrone/Rust-Proof-Of-Work on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rcelebrone/Rust-Proof-Of-Work 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha2 v0.10.1
[INFO] [stderr]   Downloaded digest v0.10.2
[INFO] [stderr]   Downloaded crypto-common v0.1.2
[INFO] [stderr]   Downloaded libc v0.2.117
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ab64573f471dc782262d180d9ccb6669223bec545a882ad060cbb4b0c1da083
[INFO] running `Command { std: "docker" "start" "-a" "9ab64573f471dc782262d180d9ccb6669223bec545a882ad060cbb4b0c1da083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ab64573f471dc782262d180d9ccb6669223bec545a882ad060cbb4b0c1da083", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ab64573f471dc782262d180d9ccb6669223bec545a882ad060cbb4b0c1da083", kill_on_drop: false }`
[INFO] [stdout] 9ab64573f471dc782262d180d9ccb6669223bec545a882ad060cbb4b0c1da083
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddd5d6f908848f3108f13d19a26dd07d20610c5fb31ee9d721eea61c4e88d8ab
[INFO] running `Command { std: "docker" "start" "-a" "ddd5d6f908848f3108f13d19a26dd07d20610c5fb31ee9d721eea61c4e88d8ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling crypto-common v0.1.2
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling digest v0.10.2
[INFO] [stderr]    Compiling sha2 v0.10.1
[INFO] [stderr]    Compiling rust_proof_of_work v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.65s
[INFO] running `Command { std: "docker" "inspect" "ddd5d6f908848f3108f13d19a26dd07d20610c5fb31ee9d721eea61c4e88d8ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddd5d6f908848f3108f13d19a26dd07d20610c5fb31ee9d721eea61c4e88d8ab", kill_on_drop: false }`
[INFO] [stdout] ddd5d6f908848f3108f13d19a26dd07d20610c5fb31ee9d721eea61c4e88d8ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bd1b9d5f2632937bf2a8351fbf9d53a6987c4501cb68b27baaca1b3b83811cc
[INFO] running `Command { std: "docker" "start" "-a" "0bd1b9d5f2632937bf2a8351fbf9d53a6987c4501cb68b27baaca1b3b83811cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_proof_of_work v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "0bd1b9d5f2632937bf2a8351fbf9d53a6987c4501cb68b27baaca1b3b83811cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd1b9d5f2632937bf2a8351fbf9d53a6987c4501cb68b27baaca1b3b83811cc", kill_on_drop: false }`
[INFO] [stdout] 0bd1b9d5f2632937bf2a8351fbf9d53a6987c4501cb68b27baaca1b3b83811cc