[INFO] cloning repository https://github.com/ericdeansanchez/imgix-rust-to-python
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ericdeansanchez/imgix-rust-to-python" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericdeansanchez%2Fimgix-rust-to-python", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericdeansanchez%2Fimgix-rust-to-python'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3bd4e44046f9f8aff5232cbe6ed3f00e0db818db
[INFO] testing ericdeansanchez/imgix-rust-to-python against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fericdeansanchez%2Fimgix-rust-to-python" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ericdeansanchez/imgix-rust-to-python 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/ericdeansanchez/imgix-rust-to-python
[INFO] finished tweaking git repo https://github.com/ericdeansanchez/imgix-rust-to-python
[INFO] tweaked toml for git repo https://github.com/ericdeansanchez/imgix-rust-to-python written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/ericdeansanchez/imgix-rust-to-python 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]  Downloading crates ...
[INFO] [stderr]   Downloaded paste-impl v0.1.11
[INFO] [stderr]   Downloaded ctor v0.1.14
[INFO] [stderr]   Downloaded paste v0.1.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0f8af7e4fdbe8e023c14ec5a57de8734e1a5cb1e1585684ea71d668c8e58bda0
[INFO] running `Command { std: "docker" "start" "-a" "0f8af7e4fdbe8e023c14ec5a57de8734e1a5cb1e1585684ea71d668c8e58bda0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f8af7e4fdbe8e023c14ec5a57de8734e1a5cb1e1585684ea71d668c8e58bda0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f8af7e4fdbe8e023c14ec5a57de8734e1a5cb1e1585684ea71d668c8e58bda0", kill_on_drop: false }`
[INFO] [stdout] 0f8af7e4fdbe8e023c14ec5a57de8734e1a5cb1e1585684ea71d668c8e58bda0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 465815b5639d7abd882c371131381da9192dfbe7d00b8b9e55c2f0f55298d3ff
[INFO] running `Command { std: "docker" "start" "-a" "465815b5639d7abd882c371131381da9192dfbe7d00b8b9e55c2f0f55298d3ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling unindent v0.1.5
[INFO] [stderr]    Compiling inventory v0.1.6
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling crossbeam-queue v0.2.1
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling rayon v1.3.0
[INFO] [stderr]    Compiling pyo3-derive-backend v0.9.2 (https://github.com/PyO3/pyo3#746c352c)
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling ctor v0.1.14
[INFO] [stderr]    Compiling paste-impl v0.1.11
[INFO] [stderr]    Compiling indoc-impl v0.3.5
[INFO] [stderr]    Compiling inventory-impl v0.1.6
[INFO] [stderr]    Compiling pyo3cls v0.9.2 (https://github.com/PyO3/pyo3#746c352c)
[INFO] [stderr]    Compiling indoc v0.3.5
[INFO] [stderr]    Compiling paste v0.1.11
[INFO] [stderr]    Compiling serde_json v1.0.52
[INFO] [stderr]    Compiling pyo3 v0.9.2 (https://github.com/PyO3/pyo3#746c352c)
[INFO] [stderr] error: failed to run custom build command for `pyo3 v0.9.2 (https://github.com/PyO3/pyo3#746c352c)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/pyo3-141ac02f8afb09bb/build-script-build` (exit status: 1)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   Error: "PyO3 requires a nightly or dev version of Rust."
[INFO] running `Command { std: "docker" "inspect" "465815b5639d7abd882c371131381da9192dfbe7d00b8b9e55c2f0f55298d3ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "465815b5639d7abd882c371131381da9192dfbe7d00b8b9e55c2f0f55298d3ff", kill_on_drop: false }`
[INFO] [stdout] 465815b5639d7abd882c371131381da9192dfbe7d00b8b9e55c2f0f55298d3ff