[INFO] fetching crate mc-server-pinger 0.1.0-alpha.6...
[INFO] checking mc-server-pinger-0.1.0-alpha.6 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate mc-server-pinger 0.1.0-alpha.6 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate mc-server-pinger 0.1.0-alpha.6
[INFO] finished tweaking crates.io crate mc-server-pinger 0.1.0-alpha.6
[INFO] tweaked toml for crates.io crate mc-server-pinger 0.1.0-alpha.6 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mc-server-pinger 0.1.0-alpha.6 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mc-server-pinger 0.1.0-alpha.6 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2f95a41d29f1de27e0d96d53e2c438713e3549503451bbaf4fc1bdac4033ae4f
[INFO] running `Command { std: "docker" "start" "-a" "2f95a41d29f1de27e0d96d53e2c438713e3549503451bbaf4fc1bdac4033ae4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2f95a41d29f1de27e0d96d53e2c438713e3549503451bbaf4fc1bdac4033ae4f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f95a41d29f1de27e0d96d53e2c438713e3549503451bbaf4fc1bdac4033ae4f", kill_on_drop: false }`
[INFO] [stdout] 2f95a41d29f1de27e0d96d53e2c438713e3549503451bbaf4fc1bdac4033ae4f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1cf6e32067e1060f6a7a378124ee8cf13b04868fc78ca5135ef1dccffe490c5
[INFO] running `Command { std: "docker" "start" "-a" "d1cf6e32067e1060f6a7a378124ee8cf13b04868fc78ca5135ef1dccffe490c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling serde_json v1.0.70
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio v1.13.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling peg-runtime v0.7.0
[INFO] [stderr]     Checking textwrap v0.14.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling peg-macros v0.7.0
[INFO] [stderr]     Checking os_str_bytes v4.2.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking peg v0.7.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling tokio-macros v1.5.1
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]     Checking clap v3.0.0-beta.5
[INFO] [stderr]     Checking craftping v0.3.0
[INFO] [stderr]     Checking mc-server-pinger v0.1.0-alpha.6 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     /// Hostname of the server
[INFO] [stdout] 30 | |     hostname: String,
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]   --> src/main.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 | /     /// Hostname of the server
[INFO] [stdout] 30 | |     hostname: String,
[INFO] [stdout]    | |____________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mc-server-pinger` (bin "mc-server-pinger" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `mc-server-pinger` (bin "mc-server-pinger") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "d1cf6e32067e1060f6a7a378124ee8cf13b04868fc78ca5135ef1dccffe490c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1cf6e32067e1060f6a7a378124ee8cf13b04868fc78ca5135ef1dccffe490c5", kill_on_drop: false }`
[INFO] [stdout] d1cf6e32067e1060f6a7a378124ee8cf13b04868fc78ca5135ef1dccffe490c5
