[INFO] fetching crate digest-rs 0.1.0...
[INFO] testing digest-rs-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate digest-rs 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate digest-rs 0.1.0
[INFO] finished tweaking crates.io crate digest-rs 0.1.0
[INFO] tweaked toml for crates.io crate digest-rs 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate digest-rs 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate digest-rs 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cfa86ded05960f781d6536df114106f88bf3b5bb16ed615750923832eaaa1d6a
[INFO] running `Command { std: "docker" "start" "-a" "cfa86ded05960f781d6536df114106f88bf3b5bb16ed615750923832eaaa1d6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cfa86ded05960f781d6536df114106f88bf3b5bb16ed615750923832eaaa1d6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfa86ded05960f781d6536df114106f88bf3b5bb16ed615750923832eaaa1d6a", kill_on_drop: false }`
[INFO] [stdout] cfa86ded05960f781d6536df114106f88bf3b5bb16ed615750923832eaaa1d6a
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 373d4bea37cf952c150e86f69ee26f6a4c63a58eb4646575f2ed9a313b8fd9d2
[INFO] running `Command { std: "docker" "start" "-a" "373d4bea37cf952c150e86f69ee26f6a4c63a58eb4646575f2ed9a313b8fd9d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.2.24
[INFO] [stderr]    Compiling digest-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `digest-rs v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/digest-rs-2e1c637cb8ad8d4c/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Could not find Digest C++ library. Please set the DIGEST_DIR environment variable to the install prefix (containing 'include/digest' and 'lib/libnthash.a').
[INFO] running `Command { std: "docker" "inspect" "373d4bea37cf952c150e86f69ee26f6a4c63a58eb4646575f2ed9a313b8fd9d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "373d4bea37cf952c150e86f69ee26f6a4c63a58eb4646575f2ed9a313b8fd9d2", kill_on_drop: false }`
[INFO] [stdout] 373d4bea37cf952c150e86f69ee26f6a4c63a58eb4646575f2ed9a313b8fd9d2