[INFO] cloning repository https://github.com/MOONMOONOSS/rng-vc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MOONMOONOSS/rng-vc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMOONMOONOSS%2Frng-vc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMOONMOONOSS%2Frng-vc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b92f4b0e4155791bf65a6b9a264908400edbb21
[INFO] testing MOONMOONOSS/rng-vc against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMOONMOONOSS%2Frng-vc" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MOONMOONOSS/rng-vc on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MOONMOONOSS/rng-vc
[INFO] finished tweaking git repo https://github.com/MOONMOONOSS/rng-vc
[INFO] tweaked toml for git repo https://github.com/MOONMOONOSS/rng-vc written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/MOONMOONOSS/rng-vc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nb-connect v1.0.1
[INFO] [stderr]   Downloaded async-io v1.1.6
[INFO] [stderr]   Downloaded command_attr v0.3.0-rc.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 098b80039555c5ce92eb03bc67c848d623c2da386aa3e4953e52458e42890e79
[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" "098b80039555c5ce92eb03bc67c848d623c2da386aa3e4953e52458e42890e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "098b80039555c5ce92eb03bc67c848d623c2da386aa3e4953e52458e42890e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "098b80039555c5ce92eb03bc67c848d623c2da386aa3e4953e52458e42890e79", kill_on_drop: false }`
[INFO] [stdout] 098b80039555c5ce92eb03bc67c848d623c2da386aa3e4953e52458e42890e79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84cf303db19d8c59a39b2eaa58aa588d2235916e5f88427b630954112539cc1e
[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" "84cf303db19d8c59a39b2eaa58aa588d2235916e5f88427b630954112539cc1e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling fastrand v1.3.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling serde_json v1.0.58
[INFO] [stderr]    Compiling zeroize v1.1.1
[INFO] [stderr]    Compiling serenity v0.9.0-rc.2
[INFO] [stderr]    Compiling uwl v0.6.0
[INFO] [stderr]    Compiling typemap_rev v0.1.3
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling async-channel v1.4.2
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling nb-connect v1.0.1
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling universal-hash v0.4.0
[INFO] [stderr]    Compiling stream-cipher v0.4.1
[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stderr]    Compiling sha-1 v0.9.1
[INFO] [stderr]    Compiling futures-lite v1.8.0
[INFO] [stderr]    Compiling salsa20 v0.5.2
[INFO] [stderr]    Compiling poly1305 v0.6.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling xsalsa20poly1305 v0.4.2
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling polling v1.1.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling audiopus_sys v0.1.7
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling flate2 v1.0.18
[INFO] [stderr]    Compiling async-executor v1.3.0
[INFO] [stderr]    Compiling async-io v1.1.6
[INFO] [stderr]    Compiling blocking v1.0.0
[INFO] [stderr]    Compiling audiopus v0.2.0
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling async-global-executor v1.3.0
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling async-std v1.6.5
[INFO] [stderr]    Compiling webpki v0.21.3
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling webpki-roots v0.20.0
[INFO] [stderr]    Compiling webpki-roots v0.19.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.25
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tracing-attributes v0.1.11
[INFO] [stderr]    Compiling async-trait v0.1.41
[INFO] [stderr]    Compiling command_attr v0.3.0-rc.2
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling tracing v0.1.21
[INFO] [stderr]    Compiling pin-project v0.4.25
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-rustls v0.14.1
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling async-tls v0.9.0
[INFO] [stderr]    Compiling async-tungstenite v0.8.0
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_yaml v0.8.13
[INFO] [stderr]    Compiling hyper v0.13.8
[INFO] [stderr]    Compiling hyper-rustls v0.21.0
[INFO] [stderr]    Compiling reqwest v0.10.8
[INFO] [stderr]    Compiling rng-vc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `async_std::task`
[INFO] [stdout]  --> src/handler.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use async_std::task;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 05s
[INFO] running `Command { std: "docker" "inspect" "84cf303db19d8c59a39b2eaa58aa588d2235916e5f88427b630954112539cc1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84cf303db19d8c59a39b2eaa58aa588d2235916e5f88427b630954112539cc1e", kill_on_drop: false }`
[INFO] [stdout] 84cf303db19d8c59a39b2eaa58aa588d2235916e5f88427b630954112539cc1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f12aa8c7aa641b450b5f01f87e6cc8fdbdea79a1271aa4f92229d4ea78882005
[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" "f12aa8c7aa641b450b5f01f87e6cc8fdbdea79a1271aa4f92229d4ea78882005", kill_on_drop: false }`
[INFO] [stderr]    Compiling rng-vc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `async_std::task`
[INFO] [stdout]  --> src/handler.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use async_std::task;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.60s
[INFO] running `Command { std: "docker" "inspect" "f12aa8c7aa641b450b5f01f87e6cc8fdbdea79a1271aa4f92229d4ea78882005", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f12aa8c7aa641b450b5f01f87e6cc8fdbdea79a1271aa4f92229d4ea78882005", kill_on_drop: false }`
[INFO] [stdout] f12aa8c7aa641b450b5f01f87e6cc8fdbdea79a1271aa4f92229d4ea78882005
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-01-01" "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] fdf8133655dfae9a395058980e09858872ba659c8175f4b5f51c4fa2c572906a
[INFO] running `Command { std: "docker" "start" "-a" "fdf8133655dfae9a395058980e09858872ba659c8175f4b5f51c4fa2c572906a", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `async_std::task`
[INFO] [stderr]  --> src/handler.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use async_std::task;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rng_vc-c99df12f80b01e0a
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "fdf8133655dfae9a395058980e09858872ba659c8175f4b5f51c4fa2c572906a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fdf8133655dfae9a395058980e09858872ba659c8175f4b5f51c4fa2c572906a", kill_on_drop: false }`
[INFO] [stdout] fdf8133655dfae9a395058980e09858872ba659c8175f4b5f51c4fa2c572906a