[INFO] cloning repository https://github.com/timsavage/rusty-maschine-mikro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/timsavage/rusty-maschine-mikro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimsavage%2Frusty-maschine-mikro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimsavage%2Frusty-maschine-mikro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffe452744be04e8bffddd40e30f77da53b29a96a
[INFO] checking timsavage/rusty-maschine-mikro against try#99a443d6903f71d521237d8acb5a3016b534d17b for pr-83354
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftimsavage%2Frusty-maschine-mikro" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/timsavage/rusty-maschine-mikro on toolchain 99a443d6903f71d521237d8acb5a3016b534d17b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/timsavage/rusty-maschine-mikro
[INFO] finished tweaking git repo https://github.com/timsavage/rusty-maschine-mikro
[INFO] tweaked toml for git repo https://github.com/timsavage/rusty-maschine-mikro written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/timsavage/rusty-maschine-mikro already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hidapi v1.2.5
[INFO] [stderr]   Downloaded int-enum-impl v0.4.0
[INFO] [stderr]   Downloaded int-enum v0.4.0
[INFO] [stderr]   Downloaded libc v0.2.89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34ae1531085a93423e72bc3db17b31458cf923ea438585da3d4e532d36c0d429
[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" "34ae1531085a93423e72bc3db17b31458cf923ea438585da3d4e532d36c0d429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34ae1531085a93423e72bc3db17b31458cf923ea438585da3d4e532d36c0d429", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34ae1531085a93423e72bc3db17b31458cf923ea438585da3d4e532d36c0d429", kill_on_drop: false }`
[INFO] [stdout] 34ae1531085a93423e72bc3db17b31458cf923ea438585da3d4e532d36c0d429
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+99a443d6903f71d521237d8acb5a3016b534d17b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 107c2f9b7ecf5b6c5a2db31b803b69c549dc11aba3a68ff2fa60d7e00e689f9b
[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" "107c2f9b7ecf5b6c5a2db31b803b69c549dc11aba3a68ff2fa60d7e00e689f9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling hidapi v1.2.5
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]     Checking getrandom v0.2.2
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling int-enum-impl v0.4.0
[INFO] [stderr]     Checking int-enum v0.4.0
[INFO] [stderr]     Checking mm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.82s
[INFO] running `Command { std: "docker" "inspect" "107c2f9b7ecf5b6c5a2db31b803b69c549dc11aba3a68ff2fa60d7e00e689f9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107c2f9b7ecf5b6c5a2db31b803b69c549dc11aba3a68ff2fa60d7e00e689f9b", kill_on_drop: false }`
[INFO] [stdout] 107c2f9b7ecf5b6c5a2db31b803b69c549dc11aba3a68ff2fa60d7e00e689f9b