[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] checking MOONMOONOSS/rng-vc against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMOONMOONOSS%2Frng-vc" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MOONMOONOSS/rng-vc on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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-3/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77020892e1a9886b5ea697bd83cad84ddf0f8fd139900dc18cd48560c2baaa36
[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" "77020892e1a9886b5ea697bd83cad84ddf0f8fd139900dc18cd48560c2baaa36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77020892e1a9886b5ea697bd83cad84ddf0f8fd139900dc18cd48560c2baaa36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77020892e1a9886b5ea697bd83cad84ddf0f8fd139900dc18cd48560c2baaa36", kill_on_drop: false }`
[INFO] [stdout] 77020892e1a9886b5ea697bd83cad84ddf0f8fd139900dc18cd48560c2baaa36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 065702c6ff04f885c26ffa943b2a1b4aef95be4e4f45b6d95aeef01bcfe1000a
[INFO] running `Command { std: "docker" "start" "-a" "065702c6ff04f885c26ffa943b2a1b4aef95be4e4f45b6d95aeef01bcfe1000a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.1.10
[INFO] [stderr]    Compiling pin-project-internal v0.4.25
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]     Checking fastrand v1.3.5
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking async-task v4.0.2
[INFO] [stderr]    Compiling serenity v0.9.0-rc.2
[INFO] [stderr]    Compiling ring v0.16.15
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking async-channel v1.4.2
[INFO] [stderr]     Checking encoding_rs v0.8.24
[INFO] [stderr]     Checking net2 v0.2.35
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking nb-connect v1.0.1
[INFO] [stderr]     Checking futures-lite v1.8.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking polling v1.1.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]    Compiling audiopus_sys v0.1.7
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling miniz_oxide v0.4.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking audiopus v0.2.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking universal-hash v0.4.0
[INFO] [stderr]     Checking stream-cipher v0.4.1
[INFO] [stderr]     Checking aead v0.3.2
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking async-executor v1.3.0
[INFO] [stderr]     Checking async-io v1.1.6
[INFO] [stderr]     Checking blocking v1.0.0
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]     Checking salsa20 v0.5.2
[INFO] [stderr]     Checking poly1305 v0.6.1
[INFO] [stderr]     Checking flate2 v1.0.18
[INFO] [stderr]     Checking xsalsa20poly1305 v0.4.2
[INFO] [stderr]     Checking async-global-executor v1.3.0
[INFO] [stderr]     Checking async-std v1.6.5
[INFO] [stderr]     Checking tungstenite v0.11.1
[INFO] [stderr]     Checking webpki v0.21.3
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.18.1
[INFO] [stderr]     Checking webpki-roots v0.20.0
[INFO] [stderr]     Checking webpki-roots v0.19.0
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling serde_derive v1.0.116
[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]     Checking tokio v0.2.22
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking pin-project v0.4.25
[INFO] [stderr]     Checking futures-util v0.3.5
[INFO] [stderr]     Checking tracing-futures v0.2.4
[INFO] [stderr]     Checking serde v1.0.116
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-rustls v0.14.1
[INFO] [stderr]     Checking futures-executor v0.3.5
[INFO] [stderr]     Checking h2 v0.2.6
[INFO] [stderr]     Checking futures v0.3.5
[INFO] [stderr]     Checking async-tls v0.9.0
[INFO] [stderr]     Checking async-tungstenite v0.8.0
[INFO] [stderr]     Checking serde_json v1.0.58
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking serde_yaml v0.8.13
[INFO] [stderr]     Checking hyper v0.13.8
[INFO] [stderr]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking reqwest v0.10.8
[INFO] [stderr]     Checking 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: 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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 42s
[INFO] running `Command { std: "docker" "inspect" "065702c6ff04f885c26ffa943b2a1b4aef95be4e4f45b6d95aeef01bcfe1000a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "065702c6ff04f885c26ffa943b2a1b4aef95be4e4f45b6d95aeef01bcfe1000a", kill_on_drop: false }`
[INFO] [stdout] 065702c6ff04f885c26ffa943b2a1b4aef95be4e4f45b6d95aeef01bcfe1000a