[INFO] cloning repository https://github.com/yfblock/lose-net-stack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/yfblock/lose-net-stack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyfblock%2Flose-net-stack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyfblock%2Flose-net-stack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a73a861bb9bba7eba3bc3f89255f9f5781c91bf
[INFO] checking yfblock/lose-net-stack against try#943e2200e35c3825486c4671b6cab0107a07f8c1 for pr-148952
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fyfblock%2Flose-net-stack" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/yfblock/lose-net-stack
[INFO] finished tweaking git repo https://github.com/yfblock/lose-net-stack
[INFO] tweaked toml for git repo https://github.com/yfblock/lose-net-stack written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/yfblock/lose-net-stack on toolchain 943e2200e35c3825486c4671b6cab0107a07f8c1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/yfblock/lose-net-stack 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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 729e2b44248f58032590f905c19754c73348ee151c60db037ade13916b0f9564
[INFO] running `Command { std: "docker" "start" "-a" "729e2b44248f58032590f905c19754c73348ee151c60db037ade13916b0f9564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "729e2b44248f58032590f905c19754c73348ee151c60db037ade13916b0f9564", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "729e2b44248f58032590f905c19754c73348ee151c60db037ade13916b0f9564", kill_on_drop: false }`
[INFO] [stdout] 729e2b44248f58032590f905c19754c73348ee151c60db037ade13916b0f9564
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+943e2200e35c3825486c4671b6cab0107a07f8c1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59f246311e6b511dd0eed91e541291d4ebcf5ca09acb626d8d7d57518bbb48e4
[INFO] running `Command { std: "docker" "start" "-a" "59f246311e6b511dd0eed91e541291d4ebcf5ca09acb626d8d7d57518bbb48e4", kill_on_drop: false }`
[INFO] [stderr]     Checking lose-net-stack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/packets/arp.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut eth_header = unsafe{ data_ptr_iter.next_mut::<Eth>() }.unwrap();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/packets/arp.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let mut arp_header = unsafe { data_ptr_iter.next_mut::<Arp>() }.unwrap();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ARP_PTYPE_ETHTYPE_IP` is never used
[INFO] [stdout]   --> src/consts.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) const ARP_PTYPE_ETHTYPE_IP: u16 = 0x0800;
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/packets/arp.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |         let mut eth_header = unsafe{ data_ptr_iter.next_mut::<Eth>() }.unwrap();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IP_PROTOCAL_IGMP` is never used
[INFO] [stdout]   --> src/consts.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) const IP_PROTOCAL_IGMP: u8 = 2;
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/packets/arp.rs:61:13
[INFO] [stdout]    |
[INFO] [stdout] 61 |         let mut arp_header = unsafe { data_ptr_iter.next_mut::<Arp>() }.unwrap();
[INFO] [stdout]    |             ----^^^^^^^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `ARP_PTYPE_ETHTYPE_IP` is never used
[INFO] [stdout]   --> src/consts.rs:10:18
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub(crate) const ARP_PTYPE_ETHTYPE_IP: u16 = 0x0800;
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `IP_PROTOCAL_IGMP` is never used
[INFO] [stdout]   --> src/consts.rs:17:18
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub(crate) const IP_PROTOCAL_IGMP: u8 = 2;
[INFO] [stdout]    |                  ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "59f246311e6b511dd0eed91e541291d4ebcf5ca09acb626d8d7d57518bbb48e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59f246311e6b511dd0eed91e541291d4ebcf5ca09acb626d8d7d57518bbb48e4", kill_on_drop: false }`
[INFO] [stdout] 59f246311e6b511dd0eed91e541291d4ebcf5ca09acb626d8d7d57518bbb48e4
