[INFO] cloning repository https://github.com/Scetch/mcping
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Scetch/mcping" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScetch%2Fmcping", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScetch%2Fmcping'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7e74d2220a61557b5514768edb7da42d2758e143
[INFO] checking Scetch/mcping against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FScetch%2Fmcping" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Scetch/mcping on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Scetch/mcping
[INFO] finished tweaking git repo https://github.com/Scetch/mcping
[INFO] tweaked toml for git repo https://github.com/Scetch/mcping written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Scetch/mcping already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded weezl v0.1.4
[INFO] [stderr]   Downloaded viuer v0.4.0
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[INFO] [stderr]   Downloaded ansi_colours v1.0.2
[INFO] [stderr]   Downloaded argh_derive v0.1.4
[INFO] [stderr]   Downloaded argh v0.1.4
[INFO] [stderr]   Downloaded command_attr v0.2.0
[INFO] [stderr]   Downloaded mc-legacy-formatting v0.3.1
[INFO] [stderr]   Downloaded trust-dns-resolver v0.20.0
[INFO] [stderr]   Downloaded gif v0.11.1
[INFO] [stderr]   Downloaded image v0.23.13
[INFO] [stderr]   Downloaded syn v1.0.67
[INFO] [stderr]   Downloaded trust-dns-proto v0.20.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.1
[INFO] [stderr]   Downloaded serenity v0.8.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49b4bbb46a9927126d8a6f4d74cb162d13919a2e1cfd6909dbc40091d240c63a
[INFO] running `Command { std: "docker" "start" "-a" "49b4bbb46a9927126d8a6f4d74cb162d13919a2e1cfd6909dbc40091d240c63a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "49b4bbb46a9927126d8a6f4d74cb162d13919a2e1cfd6909dbc40091d240c63a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49b4bbb46a9927126d8a6f4d74cb162d13919a2e1cfd6909dbc40091d240c63a", kill_on_drop: false }`
[INFO] [stdout] 49b4bbb46a9927126d8a6f4d74cb162d13919a2e1cfd6909dbc40091d240c63a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d065788bb1bf9135d69aa08f9f85c15086948bb078da12e50c328df319703f2a
[INFO] running `Command { std: "docker" "start" "-a" "d065788bb1bf9135d69aa08f9f85c15086948bb078da12e50c328df319703f2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.67
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]    Compiling unicase v2.6.0
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[INFO] [stderr]    Compiling argh_shared v0.1.4
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[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking image v0.23.13
[INFO] [stderr]    Compiling futures-macro v0.3.13
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling argh_derive v0.1.4
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[INFO] [stderr]     Checking futures-util v0.3.13
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[INFO] [stderr]     Checking tokio-rustls v0.14.1
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[INFO] [stderr]     Checking tracing-futures v0.2.5
[INFO] [stderr]     Checking viuer v0.4.0
[INFO] [stderr]     Checking h2 v0.2.7
[INFO] [stderr]     Checking trust-dns-proto v0.20.0
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[INFO] [stderr]     Checking serde_json v1.0.62
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking hyper v0.13.10
[INFO] [stderr]     Checking mcping v0.2.0 (/opt/rustwide/workdir/mcping)
[INFO] [stdout] warning: fields `time` and `server_id` are never read
[INFO] [stdout]    --> mcping/src/bedrock.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 247 |     UnconnectedPong {
[INFO] [stdout]     |     --------------- fields in this variant
[INFO] [stdout] 248 |         time: u64,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 249 |         server_id: u64,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `time` and `server_id` are never read
[INFO] [stdout]    --> mcping/src/bedrock.rs:248:9
[INFO] [stdout]     |
[INFO] [stdout] 247 |     UnconnectedPong {
[INFO] [stdout]     |     --------------- fields in this variant
[INFO] [stdout] 248 |         time: u64,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout] 249 |         server_id: u64,
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` 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]     Checking hyper-rustls v0.21.0
[INFO] [stderr]     Checking reqwest v0.10.10
[INFO] [stderr]     Checking mcping-discord v0.1.0 (/opt/rustwide/workdir/discord)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.75s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "d065788bb1bf9135d69aa08f9f85c15086948bb078da12e50c328df319703f2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d065788bb1bf9135d69aa08f9f85c15086948bb078da12e50c328df319703f2a", kill_on_drop: false }`
[INFO] [stdout] d065788bb1bf9135d69aa08f9f85c15086948bb078da12e50c328df319703f2a