[INFO] fetching crate wasi-net 0.4.0...
[INFO] checking wasi-net-0.4.0 against master#8a497b7181cad4ae66dbd6cc31042b69b6bd0df7 for pr-102474
[INFO] extracting crate wasi-net 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate wasi-net 0.4.0 on toolchain 8a497b7181cad4ae66dbd6cc31042b69b6bd0df7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasi-net 0.4.0
[INFO] finished tweaking crates.io crate wasi-net 0.4.0
[INFO] tweaked toml for crates.io crate wasi-net 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded buf-read-ext v0.4.0
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[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62f13d6e89f63ebbdef0395f55ae5f13a3c529ec725dd14b1cbb5d8c187dde92
[INFO] running `Command { std: "docker" "start" "-a" "62f13d6e89f63ebbdef0395f55ae5f13a3c529ec725dd14b1cbb5d8c187dde92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62f13d6e89f63ebbdef0395f55ae5f13a3c529ec725dd14b1cbb5d8c187dde92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f13d6e89f63ebbdef0395f55ae5f13a3c529ec725dd14b1cbb5d8c187dde92", kill_on_drop: false }`
[INFO] [stdout] 62f13d6e89f63ebbdef0395f55ae5f13a3c529ec725dd14b1cbb5d8c187dde92
[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" "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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+8a497b7181cad4ae66dbd6cc31042b69b6bd0df7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d5354a3f69e54f92027a1e3515c18a76b09117d937db40efb1172bc9648daa54
[INFO] running `Command { std: "docker" "start" "-a" "d5354a3f69e54f92027a1e3515c18a76b09117d937db40efb1172bc9648daa54", kill_on_drop: false }`
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[INFO] [stderr]     Checking wasi-net v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `cmd`, `stdin_mode`, `stdout_mode`, `stderr_mode` and `pre_open` are never read
[INFO] [stdout]   --> src/process/child.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct Child {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 48 |     pid: u32,
[INFO] [stdout] 49 |     cmd: Command,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     stdin_mode: StdioMode,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 53 |     stdout_mode: StdioMode,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 54 |     stderr_mode: StdioMode,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 55 |     pre_open: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Child` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `cmd`, `stdin_mode`, `stdout_mode`, `stderr_mode` and `pre_open` are never read
[INFO] [stdout]   --> src/process/child.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 47 | pub struct Child {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 48 |     pid: u32,
[INFO] [stdout] 49 |     cmd: Command,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] ...
[INFO] [stdout] 52 |     stdin_mode: StdioMode,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 53 |     stdout_mode: StdioMode,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 54 |     stderr_mode: StdioMode,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout] 55 |     pre_open: Vec<String>,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout]    = note: `Child` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.52s
[INFO] running `Command { std: "docker" "inspect" "d5354a3f69e54f92027a1e3515c18a76b09117d937db40efb1172bc9648daa54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5354a3f69e54f92027a1e3515c18a76b09117d937db40efb1172bc9648daa54", kill_on_drop: false }`
[INFO] [stdout] d5354a3f69e54f92027a1e3515c18a76b09117d937db40efb1172bc9648daa54