[INFO] fetching crate netsim-embed-router 0.4.4...
[INFO] checking netsim-embed-router-0.4.4 against try#cac44d9528e3bbbdaa1537d187bd489ccc5de18c for pr-91141
[INFO] extracting crate netsim-embed-router 0.4.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate netsim-embed-router 0.4.4 on toolchain cac44d9528e3bbbdaa1537d187bd489ccc5de18c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate netsim-embed-router 0.4.4
[INFO] finished tweaking crates.io crate netsim-embed-router 0.4.4
[INFO] tweaked toml for crates.io crate netsim-embed-router 0.4.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded netsim-embed-core v0.4.1
[INFO] [stderr]   Downloaded libpacket-derive v0.1.1
[INFO] [stderr]   Downloaded libpacket-core v0.1.0
[INFO] [stderr]   Downloaded libpacket v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9af9aad59361888114add3d96c5a7b93c0907f48d17373f172bb86ee0ebd9628
[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" "9af9aad59361888114add3d96c5a7b93c0907f48d17373f172bb86ee0ebd9628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9af9aad59361888114add3d96c5a7b93c0907f48d17373f172bb86ee0ebd9628", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9af9aad59361888114add3d96c5a7b93c0907f48d17373f172bb86ee0ebd9628", kill_on_drop: false }`
[INFO] [stdout] 9af9aad59361888114add3d96c5a7b93c0907f48d17373f172bb86ee0ebd9628
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+cac44d9528e3bbbdaa1537d187bd489ccc5de18c" "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] 7481e1c9fc4289fc44748484db9aa772d12887c39fd8eb6eb9b9d015c7cdf2ca
[INFO] running `Command { std: "docker" "start" "-a" "7481e1c9fc4289fc44748484db9aa772d12887c39fd8eb6eb9b9d015c7cdf2ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-core v0.3.18
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking slab v0.4.5
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling futures-channel v0.3.18
[INFO] [stderr]    Compiling futures-task v0.3.18
[INFO] [stderr]    Compiling futures-util v0.3.18
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking libpacket-core v0.1.0
[INFO] [stderr]     Checking socket2 v0.4.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking concurrent-queue v1.2.2
[INFO] [stderr]     Checking polling v2.2.0
[INFO] [stderr]     Checking futures-lite v1.12.0
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking async-io v1.6.0
[INFO] [stderr]     Checking async-executor v1.4.1
[INFO] [stderr]     Checking blocking v1.1.0
[INFO] [stderr]     Checking async-global-executor v2.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling libpacket-derive v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking libpacket v0.1.2
[INFO] [stderr]     Checking futures-executor v0.3.18
[INFO] [stderr]     Checking futures v0.3.18
[INFO] [stderr]     Checking netsim-embed-core v0.4.1
[INFO] [stderr]     Checking netsim-embed-router v0.4.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `addr`
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     addr: Ipv4Addr,
[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: field is never read: `addr`
[INFO] [stdout]   --> src/lib.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     addr: Ipv4Addr,
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 43.99s
[INFO] running `Command { std: "docker" "inspect" "7481e1c9fc4289fc44748484db9aa772d12887c39fd8eb6eb9b9d015c7cdf2ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7481e1c9fc4289fc44748484db9aa772d12887c39fd8eb6eb9b9d015c7cdf2ca", kill_on_drop: false }`
[INFO] [stdout] 7481e1c9fc4289fc44748484db9aa772d12887c39fd8eb6eb9b9d015c7cdf2ca