[INFO] cloning repository https://github.com/k-khr/docker-buildkit-cargo-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/k-khr/docker-buildkit-cargo-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-khr%2Fdocker-buildkit-cargo-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-khr%2Fdocker-buildkit-cargo-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b956e22b5fea092582ed0b13daff25875dd52c00
[INFO] building k-khr/docker-buildkit-cargo-example against try#334963c956d25708feab489a3816ae63f639355d for pr-135216
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fk-khr%2Fdocker-buildkit-cargo-example" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/k-khr/docker-buildkit-cargo-example on toolchain 334963c956d25708feab489a3816ae63f639355d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/k-khr/docker-buildkit-cargo-example
[INFO] finished tweaking git repo https://github.com/k-khr/docker-buildkit-cargo-example
[INFO] tweaked toml for git repo https://github.com/k-khr/docker-buildkit-cargo-example written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/k-khr/docker-buildkit-cargo-example 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" "+334963c956d25708feab489a3816ae63f639355d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 529e287e23b2981fe9bcdcfe5a4559f3631696802f0579b24534f21ed4ff0be1
[INFO] running `Command { std: "docker" "start" "-a" "529e287e23b2981fe9bcdcfe5a4559f3631696802f0579b24534f21ed4ff0be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "529e287e23b2981fe9bcdcfe5a4559f3631696802f0579b24534f21ed4ff0be1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "529e287e23b2981fe9bcdcfe5a4559f3631696802f0579b24534f21ed4ff0be1", kill_on_drop: false }`
[INFO] [stdout] 529e287e23b2981fe9bcdcfe5a4559f3631696802f0579b24534f21ed4ff0be1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f6927c7c5e274f0f3ce9edd3fe6021877dd788e7e5a467c4ace4a009ba1545f
[INFO] running `Command { std: "docker" "start" "-a" "6f6927c7c5e274f0f3ce9edd3fe6021877dd788e7e5a467c4ace4a009ba1545f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.92
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling Docker-cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.08s
[INFO] running `Command { std: "docker" "inspect" "6f6927c7c5e274f0f3ce9edd3fe6021877dd788e7e5a467c4ace4a009ba1545f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f6927c7c5e274f0f3ce9edd3fe6021877dd788e7e5a467c4ace4a009ba1545f", kill_on_drop: false }`
[INFO] [stdout] 6f6927c7c5e274f0f3ce9edd3fe6021877dd788e7e5a467c4ace4a009ba1545f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+334963c956d25708feab489a3816ae63f639355d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 994a9ab7cff5d18ec16254a700dae9ef48b7c2a328f019d14d81da0c6d705a4f
[INFO] running `Command { std: "docker" "start" "-a" "994a9ab7cff5d18ec16254a700dae9ef48b7c2a328f019d14d81da0c6d705a4f", kill_on_drop: false }`
[INFO] [stderr]    Compiling Docker-cargo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "994a9ab7cff5d18ec16254a700dae9ef48b7c2a328f019d14d81da0c6d705a4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "994a9ab7cff5d18ec16254a700dae9ef48b7c2a328f019d14d81da0c6d705a4f", kill_on_drop: false }`
[INFO] [stdout] 994a9ab7cff5d18ec16254a700dae9ef48b7c2a328f019d14d81da0c6d705a4f