[INFO] fetching crate mumd 0.3.0...
[INFO] testing mumd-0.3.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate mumd 0.3.0 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate mumd 0.3.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mumd 0.3.0
[INFO] finished tweaking crates.io crate mumd 0.3.0
[INFO] tweaked toml for crates.io crate mumd 0.3.0 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate mumd 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 0e9456c28c58317b6a74ad882d5ab7e29fd1d9a8ec5a512cf7e25d8309899504
[INFO] running `Command { std: "docker" "start" "-a" "0e9456c28c58317b6a74ad882d5ab7e29fd1d9a8ec5a512cf7e25d8309899504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e9456c28c58317b6a74ad882d5ab7e29fd1d9a8ec5a512cf7e25d8309899504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e9456c28c58317b6a74ad882d5ab7e29fd1d9a8ec5a512cf7e25d8309899504", kill_on_drop: false }`
[INFO] [stdout] 0e9456c28c58317b6a74ad882d5ab7e29fd1d9a8ec5a512cf7e25d8309899504
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d38ae69cd2f7c9b694933d4e260cd741dde1e1bd8c3fdd215f7327c53b6e3ffa
[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" "d38ae69cd2f7c9b694933d4e260cd741dde1e1bd8c3fdd215f7327c53b6e3ffa", kill_on_drop: false }`
[INFO] [stderr]    Compiling dasp_sample v0.11.0
[INFO] [stderr]    Compiling dasp_ring_buffer v0.11.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.3.0
[INFO] [stderr]    Compiling hound v3.4.0
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling glib-sys v0.5.0
[INFO] [stderr]    Compiling gobject-sys v0.5.0
[INFO] [stderr]    Compiling gio-sys v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.5.0
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling libnotify-sys v1.0.2
[INFO] [stderr]    Compiling opus-sys v0.2.1
[INFO] [stderr]    Compiling cpal v0.13.1
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling openssl-sys v0.9.60
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling nix v0.15.0
[INFO] [stderr]    Compiling protobuf-codegen v2.18.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling dasp_frame v0.11.0
[INFO] [stderr]    Compiling dasp_window v0.11.0
[INFO] [stderr]    Compiling tokio-macros v0.2.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling openssl v0.10.32
[INFO] [stderr]    Compiling opus v0.2.1
[INFO] [stderr]    Compiling dasp_rms v0.11.0
[INFO] [stderr]    Compiling dasp_peak v0.11.0
[INFO] [stderr]    Compiling dasp_interpolate v0.11.0
[INFO] [stderr]    Compiling dasp_envelope v0.11.0
[INFO] [stderr]    Compiling fern v0.5.9
[INFO] [stderr]    Compiling dasp_signal v0.11.0
[INFO] [stderr]    Compiling protobuf-codegen-pure v2.18.1
[INFO] [stderr]    Compiling tokio v0.2.24
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling glib v0.4.1
[INFO] [stderr]    Compiling mumble-protocol v0.3.1
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling ipc-channel v0.14.1
[INFO] [stderr]    Compiling alsa v0.4.3
[INFO] [stderr]    Compiling libnotify v1.0.3
[INFO] [stderr]    Compiling mumlib v0.3.0
[INFO] [stderr]    Compiling mumd v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 43s
[INFO] running `Command { std: "docker" "inspect" "d38ae69cd2f7c9b694933d4e260cd741dde1e1bd8c3fdd215f7327c53b6e3ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d38ae69cd2f7c9b694933d4e260cd741dde1e1bd8c3fdd215f7327c53b6e3ffa", kill_on_drop: false }`
[INFO] [stdout] d38ae69cd2f7c9b694933d4e260cd741dde1e1bd8c3fdd215f7327c53b6e3ffa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c35b54752de80d4938b55a09113349b8441fc536cc117953f9045fd7bb6ee24
[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" "3c35b54752de80d4938b55a09113349b8441fc536cc117953f9045fd7bb6ee24", kill_on_drop: false }`
[INFO] [stderr]    Compiling mumd v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.05s
[INFO] running `Command { std: "docker" "inspect" "3c35b54752de80d4938b55a09113349b8441fc536cc117953f9045fd7bb6ee24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c35b54752de80d4938b55a09113349b8441fc536cc117953f9045fd7bb6ee24", kill_on_drop: false }`
[INFO] [stdout] 3c35b54752de80d4938b55a09113349b8441fc536cc117953f9045fd7bb6ee24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", 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] 95bfe48a84abd161a05d662bfbf8164e311303ded7399cc44466f7f58a74eafd
[INFO] running `Command { std: "docker" "start" "-a" "95bfe48a84abd161a05d662bfbf8164e311303ded7399cc44466f7f58a74eafd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mumd-ace3c3a7bfb63484
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "95bfe48a84abd161a05d662bfbf8164e311303ded7399cc44466f7f58a74eafd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95bfe48a84abd161a05d662bfbf8164e311303ded7399cc44466f7f58a74eafd", kill_on_drop: false }`
[INFO] [stdout] 95bfe48a84abd161a05d662bfbf8164e311303ded7399cc44466f7f58a74eafd