[INFO] cloning repository https://github.com/hmac/rust-smtp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hmac/rust-smtp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmac%2Frust-smtp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmac%2Frust-smtp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6923a68116527eb4a44524786f075e406cac35b5
[INFO] testing hmac/rust-smtp against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhmac%2Frust-smtp" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hmac/rust-smtp on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hmac/rust-smtp
[INFO] finished tweaking git repo https://github.com/hmac/rust-smtp
[INFO] tweaked toml for git repo https://github.com/hmac/rust-smtp written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/hmac/rust-smtp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 libsqlite3-sys v0.2.0
[INFO] [stderr]   Downloaded rusqlite v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60fad5a9de063f99838e83661e8de7ef4cb6b5e2533327213052b17ebd39f55d
[INFO] running `Command { std: "docker" "start" "-a" "60fad5a9de063f99838e83661e8de7ef4cb6b5e2533327213052b17ebd39f55d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60fad5a9de063f99838e83661e8de7ef4cb6b5e2533327213052b17ebd39f55d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60fad5a9de063f99838e83661e8de7ef4cb6b5e2533327213052b17ebd39f55d", kill_on_drop: false }`
[INFO] [stdout] 60fad5a9de063f99838e83661e8de7ef4cb6b5e2533327213052b17ebd39f55d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 60c780045d609a90b6cd8fd4a716af0e4dc1f122d375f49dd0d42d542c92acec
[INFO] running `Command { std: "docker" "start" "-a" "60c780045d609a90b6cd8fd4a716af0e4dc1f122d375f49dd0d42d542c92acec", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling pkg-config v0.3.6
[INFO] [stderr]    Compiling winapi v0.2.5
[INFO] [stderr]    Compiling libc v0.1.12
[INFO] [stderr]    Compiling libc v0.2.2
[INFO] [stderr]    Compiling rusqlite v0.4.0
[INFO] [stderr]    Compiling bitflags v0.1.1
[INFO] [stderr]    Compiling nom v1.2.2
[INFO] [stderr]    Compiling bufstream v0.1.1
[INFO] [stderr]    Compiling kernel32-sys v0.2.1
[INFO] [stdout] error[E0463]: can't find crate for `pkg_config`
[INFO] [stdout]  --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rusqlite-0.4.0/build.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | extern crate pkg_config;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rusqlite` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "60c780045d609a90b6cd8fd4a716af0e4dc1f122d375f49dd0d42d542c92acec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60c780045d609a90b6cd8fd4a716af0e4dc1f122d375f49dd0d42d542c92acec", kill_on_drop: false }`
[INFO] [stdout] 60c780045d609a90b6cd8fd4a716af0e4dc1f122d375f49dd0d42d542c92acec