[INFO] cloning repository https://github.com/microuser/Interstice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/microuser/Interstice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicrouser%2FInterstice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicrouser%2FInterstice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4565798b2e3f088f35c4e2e22b3a9a5732259bf0
[INFO] checking microuser/Interstice against try#ff044a3d65d25a17c3e14c1530004e1540179ba7 for pr-78338
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmicrouser%2FInterstice" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/microuser/Interstice on toolchain ff044a3d65d25a17c3e14c1530004e1540179ba7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/microuser/Interstice
[INFO] finished tweaking git repo https://github.com/microuser/Interstice
[INFO] tweaked toml for git repo https://github.com/microuser/Interstice written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/microuser/Interstice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.92
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de6a1167a31058a77b231796bdafcb2a9e32e46ec2e778d17d4f78893114489f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "de6a1167a31058a77b231796bdafcb2a9e32e46ec2e778d17d4f78893114489f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de6a1167a31058a77b231796bdafcb2a9e32e46ec2e778d17d4f78893114489f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de6a1167a31058a77b231796bdafcb2a9e32e46ec2e778d17d4f78893114489f", kill_on_drop: false }`
[INFO] [stdout] de6a1167a31058a77b231796bdafcb2a9e32e46ec2e778d17d4f78893114489f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+ff044a3d65d25a17c3e14c1530004e1540179ba7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ddcc6364c724c515e30ca826b0fb7b9e7f78d9db629304e54f37d5a7796a3a8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2ddcc6364c724c515e30ca826b0fb7b9e7f78d9db629304e54f37d5a7796a3a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking serde_json v1.0.39
[INFO] [stderr]     Checking interstice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.74s
[INFO] running `Command { std: "docker" "inspect" "2ddcc6364c724c515e30ca826b0fb7b9e7f78d9db629304e54f37d5a7796a3a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ddcc6364c724c515e30ca826b0fb7b9e7f78d9db629304e54f37d5a7796a3a8", kill_on_drop: false }`
[INFO] [stdout] 2ddcc6364c724c515e30ca826b0fb7b9e7f78d9db629304e54f37d5a7796a3a8