[INFO] cloning repository https://github.com/tetcoin/safe-mix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tetcoin/safe-mix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin%2Fsafe-mix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin%2Fsafe-mix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8e9602d33b61dcee43b0793a59c290a203446f2
[INFO] checking tetcoin/safe-mix against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftetcoin%2Fsafe-mix" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tetcoin/safe-mix on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tetcoin/safe-mix
[INFO] finished tweaking git repo https://github.com/tetcoin/safe-mix
[INFO] tweaked toml for git repo https://github.com/tetcoin/safe-mix written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/tetcoin/safe-mix already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "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] 6009476a33f84ac729e14c47f6d63d03ccc33f78ebbe575a35ef4beb9a155dde
[INFO] running `Command { std: "docker" "start" "-a" "6009476a33f84ac729e14c47f6d63d03ccc33f78ebbe575a35ef4beb9a155dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6009476a33f84ac729e14c47f6d63d03ccc33f78ebbe575a35ef4beb9a155dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6009476a33f84ac729e14c47f6d63d03ccc33f78ebbe575a35ef4beb9a155dde", kill_on_drop: false }`
[INFO] [stdout] 6009476a33f84ac729e14c47f6d63d03ccc33f78ebbe575a35ef4beb9a155dde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ef09eb5501ef5a1dd0fc4a1152c44a6bd4afef6f025a6838181f823625cbdb2b
[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" "ef09eb5501ef5a1dd0fc4a1152c44a6bd4afef6f025a6838181f823625cbdb2b", kill_on_drop: false }`
[INFO] [stderr]     Checking safe-mix v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "ef09eb5501ef5a1dd0fc4a1152c44a6bd4afef6f025a6838181f823625cbdb2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef09eb5501ef5a1dd0fc4a1152c44a6bd4afef6f025a6838181f823625cbdb2b", kill_on_drop: false }`
[INFO] [stdout] ef09eb5501ef5a1dd0fc4a1152c44a6bd4afef6f025a6838181f823625cbdb2b