[INFO] fetching crate virtual-net 0.601.0-rc.3...
[INFO] checking virtual-net-0.601.0-rc.3 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate virtual-net 0.601.0-rc.3 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate virtual-net 0.601.0-rc.3
[INFO] finished tweaking crates.io crate virtual-net 0.601.0-rc.3
[INFO] tweaked toml for crates.io crate virtual-net 0.601.0-rc.3 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate virtual-net 0.601.0-rc.3 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate virtual-net 0.601.0-rc.3 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" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-tungstenite v0.24.0
[INFO] [stderr]   Downloaded hyper-tungstenite v0.13.0
[INFO] [stderr]   Downloaded tungstenite v0.24.0
[INFO] [stderr]   Downloaded tokio-serde v0.9.0
[INFO] [stderr]   Downloaded virtual-mio v0.601.0-rc.3
[INFO] [stderr]   Downloaded smoltcp v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62ac6bf73d14b5b68ca1580c815c4825a0ea14372b18fbf200dfb08f78921564
[INFO] running `Command { std: "docker" "start" "-a" "62ac6bf73d14b5b68ca1580c815c4825a0ea14372b18fbf200dfb08f78921564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62ac6bf73d14b5b68ca1580c815c4825a0ea14372b18fbf200dfb08f78921564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62ac6bf73d14b5b68ca1580c815c4825a0ea14372b18fbf200dfb08f78921564", kill_on_drop: false }`
[INFO] [stdout] 62ac6bf73d14b5b68ca1580c815c4825a0ea14372b18fbf200dfb08f78921564
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6937dbee23dd0db3c2026d0f3d862cf6eddbbb1be1489a2d684ccbcb51324449
[INFO] running `Command { std: "docker" "start" "-a" "6937dbee23dd0db3c2026d0f3d862cf6eddbbb1be1489a2d684ccbcb51324449", kill_on_drop: false }`
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]    Compiling enum-ordinalize-derive v4.3.1
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]    Compiling derive_more-impl v2.0.1
[INFO] [stderr]     Checking tungstenite v0.24.0
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking managed v0.8.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]     Checking iprange v0.6.7
[INFO] [stderr]     Checking dashmap v5.5.3
[INFO] [stderr]    Compiling serial_test_derive v2.0.0
[INFO] [stderr]    Compiling tracing-test-macro v0.2.5
[INFO] [stderr]     Checking smoltcp v0.8.2
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]    Compiling enum-ordinalize v4.3.0
[INFO] [stderr]    Compiling educe v0.5.11
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking derive_more v2.0.1
[INFO] [stderr]     Checking tokio-serde v0.9.0
[INFO] [stderr]     Checking tracing-test v0.2.5
[INFO] [stderr]     Checking tungstenite v0.21.0
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking virtual-mio v0.601.0-rc.3
[INFO] [stderr]     Checking serial_test v2.0.0
[INFO] [stderr]     Checking hyper v1.7.0
[INFO] [stderr]     Checking tokio-tungstenite v0.21.0
[INFO] [stderr]     Checking tokio-tungstenite v0.24.0
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking hyper-util v0.1.16
[INFO] [stderr]     Checking hyper-tungstenite v0.13.0
[INFO] [stderr]     Checking virtual-net v0.601.0-rc.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `FailOnWrite` is never constructed
[INFO] [stdout]   --> src/rx_tx.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | struct FailOnWrite {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `FailOnWrite` is never constructed
[INFO] [stdout]   --> src/rx_tx.rs:44:8
[INFO] [stdout]    |
[INFO] [stdout] 44 | struct FailOnWrite {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.69s
[INFO] running `Command { std: "docker" "inspect" "6937dbee23dd0db3c2026d0f3d862cf6eddbbb1be1489a2d684ccbcb51324449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6937dbee23dd0db3c2026d0f3d862cf6eddbbb1be1489a2d684ccbcb51324449", kill_on_drop: false }`
[INFO] [stdout] 6937dbee23dd0db3c2026d0f3d862cf6eddbbb1be1489a2d684ccbcb51324449