[INFO] cloning repository https://github.com/dmit/conway
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dmit/conway" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmit%2Fconway", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmit%2Fconway'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4504514442bf2feecedb502ad9ee4ebaf37fda75
[INFO] checking dmit/conway against master#db870ea71b6dcc7a91b999420b88f41d3cdd13e1 for pr-75192
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdmit%2Fconway" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dmit/conway on toolchain db870ea71b6dcc7a91b999420b88f41d3cdd13e1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dmit/conway
[INFO] finished tweaking git repo https://github.com/dmit/conway
[INFO] tweaked toml for git repo https://github.com/dmit/conway written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/dmit/conway already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fe84913b1ac45f688da3ed83de431f72bb407ca08e5ae1e6bed30ba6d5eaa648
[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" "fe84913b1ac45f688da3ed83de431f72bb407ca08e5ae1e6bed30ba6d5eaa648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe84913b1ac45f688da3ed83de431f72bb407ca08e5ae1e6bed30ba6d5eaa648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe84913b1ac45f688da3ed83de431f72bb407ca08e5ae1e6bed30ba6d5eaa648", kill_on_drop: false }`
[INFO] [stdout] fe84913b1ac45f688da3ed83de431f72bb407ca08e5ae1e6bed30ba6d5eaa648
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+db870ea71b6dcc7a91b999420b88f41d3cdd13e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4cd1b06dda4135eb67a09f8406731c5daaa90a308a09290f012c4b7f0fa35f9d
[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" "4cd1b06dda4135eb67a09f8406731c5daaa90a308a09290f012c4b7f0fa35f9d", kill_on_drop: false }`
[INFO] [stderr]     Checking conway v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "4cd1b06dda4135eb67a09f8406731c5daaa90a308a09290f012c4b7f0fa35f9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cd1b06dda4135eb67a09f8406731c5daaa90a308a09290f012c4b7f0fa35f9d", kill_on_drop: false }`
[INFO] [stdout] 4cd1b06dda4135eb67a09f8406731c5daaa90a308a09290f012c4b7f0fa35f9d