[INFO] cloning repository https://github.com/redox-os/netstack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/redox-os/netstack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fnetstack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fnetstack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ad9d652062ebe90682e96cb4a80d09760f48a457
[INFO] checking redox-os/netstack against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fredox-os%2Fnetstack" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/redox-os/netstack
[INFO] finished tweaking git repo https://github.com/redox-os/netstack
[INFO] tweaked toml for git repo https://github.com/redox-os/netstack written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/redox-os/netstack on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/redox-os/netstack 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" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc566079a52a80211742bba5390ad82e86e04b1f518e857e0760921be333cc24
[INFO] running `Command { std: "docker" "start" "-a" "cc566079a52a80211742bba5390ad82e86e04b1f518e857e0760921be333cc24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc566079a52a80211742bba5390ad82e86e04b1f518e857e0760921be333cc24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc566079a52a80211742bba5390ad82e86e04b1f518e857e0760921be333cc24", kill_on_drop: false }`
[INFO] [stdout] cc566079a52a80211742bba5390ad82e86e04b1f518e857e0760921be333cc24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b197253efee65ecaefda6eac54249bd030d8eb62e42489a554917d5aa8420b5
[INFO] running `Command { std: "docker" "start" "-a" "9b197253efee65ecaefda6eac54249bd030d8eb62e42489a554917d5aa8420b5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.160
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]     Checking redox_syscall v0.5.7
[INFO] [stderr]     Checking numtoa v0.2.4
[INFO] [stderr]     Checking unicode-bidi v0.3.17
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]    Compiling smoltcp v0.12.0
[INFO] [stderr]     Checking chrono v0.4.38
[INFO] [stderr]     Checking redox_termios v0.1.3
[INFO] [stderr]     Checking managed v0.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking arg_parser v0.1.0 (https://gitlab.redox-os.org/redox-os/arg-parser.git#1c434b55)
[INFO] [stderr]     Checking dns-parser v0.7.1
[INFO] [stderr]     Checking ioslice v0.6.0
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking termion v4.0.3
[INFO] [stderr]     Checking pbr v1.1.1
[INFO] [stderr]     Checking net2 v0.2.37 (https://gitlab.redox-os.org/redox-os/net2-rs.git?branch=master#db0604dc)
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking libredox v0.1.3
[INFO] [stderr]     Checking ntpclient v0.0.1 (https://github.com/willem66745/ntpclient-rust#7e3bdf60)
[INFO] [stderr]     Checking redox-daemon v0.1.3
[INFO] [stderr]     Checking redox_event v0.4.1
[INFO] [stderr]     Checking redox-log v0.1.4
[INFO] [stderr]     Checking netutils v0.1.0 (https://gitlab.redox-os.org/redox-os/netutils.git#197e0ed0)
[INFO] [stderr]     Checking redox_netstack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `BufferStack` is never used
[INFO] [stdout]  --> src/smolnetd/buffer_pool.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type BufferStack = Rc<RefCell<Vec<Vec<u8>>>>;
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Buffer` is never constructed
[INFO] [stdout]  --> src/smolnetd/buffer_pool.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Buffer {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `resize` and `move_out` are never used
[INFO] [stdout]   --> src/smolnetd/buffer_pool.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Buffer {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 14 |     pub fn resize(&mut self, new_len: usize) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn move_out(&mut self) -> Buffer {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BufferPool` is never constructed
[INFO] [stdout]   --> src/smolnetd/buffer_pool.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct BufferPool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get_buffer` are never used
[INFO] [stdout]   --> src/smolnetd/buffer_pool.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 70 | impl BufferPool {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 71 |     pub fn new(buffers_size: usize) -> BufferPool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn get_buffer(&mut self) -> Buffer {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `lookup_gateway` and `lookup_device` are never used
[INFO] [stdout]   --> src/smolnetd/router/route_table.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | impl RouteTable {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn lookup_gateway(&self, dst: &IpAddress) -> Option<IpAddress> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn lookup_device(&self, dst: &IpAddress) -> Option<Rc<str>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `MAX_PACKET_SIZE` is never used
[INFO] [stdout]   --> src/smolnetd/scheme/mod.rs:62:15
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl Smolnetd {
[INFO] [stdout]    | ------------- associated constant in this implementation
[INFO] [stdout] 62 |     pub const MAX_PACKET_SIZE: usize = 2048;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `BufferStack` is never used
[INFO] [stdout]  --> src/smolnetd/buffer_pool.rs:6:6
[INFO] [stdout]   |
[INFO] [stdout] 6 | type BufferStack = Rc<RefCell<Vec<Vec<u8>>>>;
[INFO] [stdout]   |      ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Buffer` is never constructed
[INFO] [stdout]  --> src/smolnetd/buffer_pool.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Buffer {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `resize` and `move_out` are never used
[INFO] [stdout]   --> src/smolnetd/buffer_pool.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | impl Buffer {
[INFO] [stdout]    | ----------- methods in this implementation
[INFO] [stdout] 14 |     pub fn resize(&mut self, new_len: usize) {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub fn move_out(&mut self) -> Buffer {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `BufferPool` is never constructed
[INFO] [stdout]   --> src/smolnetd/buffer_pool.rs:65:12
[INFO] [stdout]    |
[INFO] [stdout] 65 | pub struct BufferPool {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `new` and `get_buffer` are never used
[INFO] [stdout]   --> src/smolnetd/buffer_pool.rs:71:12
[INFO] [stdout]    |
[INFO] [stdout] 70 | impl BufferPool {
[INFO] [stdout]    | --------------- associated items in this implementation
[INFO] [stdout] 71 |     pub fn new(buffers_size: usize) -> BufferPool {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] ...
[INFO] [stdout] 78 |     pub fn get_buffer(&mut self) -> Buffer {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `lookup_gateway` and `lookup_device` are never used
[INFO] [stdout]   --> src/smolnetd/router/route_table.rs:61:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | impl RouteTable {
[INFO] [stdout]    | --------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 61 |     pub fn lookup_gateway(&self, dst: &IpAddress) -> Option<IpAddress> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 65 |     pub fn lookup_device(&self, dst: &IpAddress) -> Option<Rc<str>> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated constant `MAX_PACKET_SIZE` is never used
[INFO] [stdout]   --> src/smolnetd/scheme/mod.rs:62:15
[INFO] [stdout]    |
[INFO] [stdout] 61 | impl Smolnetd {
[INFO] [stdout]    | ------------- associated constant in this implementation
[INFO] [stdout] 62 |     pub const MAX_PACKET_SIZE: usize = 2048;
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.74s
[INFO] running `Command { std: "docker" "inspect" "9b197253efee65ecaefda6eac54249bd030d8eb62e42489a554917d5aa8420b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b197253efee65ecaefda6eac54249bd030d8eb62e42489a554917d5aa8420b5", kill_on_drop: false }`
[INFO] [stdout] 9b197253efee65ecaefda6eac54249bd030d8eb62e42489a554917d5aa8420b5
