[INFO] cloning repository https://github.com/Demindiro/stupid-tunnel
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Demindiro/stupid-tunnel" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDemindiro%2Fstupid-tunnel", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDemindiro%2Fstupid-tunnel'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dfa49694e142f58aaeedb853f61fa04db7951524
[INFO] checking Demindiro/stupid-tunnel against master#04ff05c9c0cfbca33115c5f1b8bb20a66a54b799 for pr-147834
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDemindiro%2Fstupid-tunnel" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Demindiro/stupid-tunnel
[INFO] finished tweaking git repo https://github.com/Demindiro/stupid-tunnel
[INFO] tweaked toml for git repo https://github.com/Demindiro/stupid-tunnel written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Demindiro/stupid-tunnel on toolchain 04ff05c9c0cfbca33115c5f1b8bb20a66a54b799
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Demindiro/stupid-tunnel 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" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bf5d03a95f2154984f48c3b3471de75ad06bb52845f6617103d8ad203bb3926
[INFO] running `Command { std: "docker" "start" "-a" "0bf5d03a95f2154984f48c3b3471de75ad06bb52845f6617103d8ad203bb3926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bf5d03a95f2154984f48c3b3471de75ad06bb52845f6617103d8ad203bb3926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bf5d03a95f2154984f48c3b3471de75ad06bb52845f6617103d8ad203bb3926", kill_on_drop: false }`
[INFO] [stdout] 0bf5d03a95f2154984f48c3b3471de75ad06bb52845f6617103d8ad203bb3926
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+04ff05c9c0cfbca33115c5f1b8bb20a66a54b799" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7edccde3a9e613f7551b72e731d275d1ed25c17c42eb7683f05153baf4bb5c74
[INFO] running `Command { std: "docker" "start" "-a" "7edccde3a9e613f7551b72e731d275d1ed25c17c42eb7683f05153baf4bb5c74", kill_on_drop: false }`
[INFO] [stderr] warning: the cargo feature `edition2021` has been stabilized in the 1.56 release and is no longer necessary to be listed in the manifest
[INFO] [stderr]   See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature.
[INFO] [stderr]    Compiling libc v0.2.103
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking stupid_tunnel v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Ipv4Addr`
[INFO] [stdout]  --> src/server.rs:5:42
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::net::{SocketAddr, SocketAddrV4, Ipv4Addr};
[INFO] [stdout]   |                                          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ipv4Addr`
[INFO] [stdout]  --> src/stupid/mod.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::net::{Ipv4Addr, SocketAddrV4};
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ipv4Addr`
[INFO] [stdout]  --> src/server.rs:5:42
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::net::{SocketAddr, SocketAddrV4, Ipv4Addr};
[INFO] [stdout]   |                                          ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Ipv4Addr`
[INFO] [stdout]  --> src/stupid/mod.rs:5:16
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::net::{Ipv4Addr, SocketAddrV4};
[INFO] [stdout]   |                ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `maybe_uninit_uninit_array`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(maybe_uninit_uninit_array, maybe_uninit_array_assume_init)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `maybe_uninit_uninit_array`
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(maybe_uninit_uninit_array, maybe_uninit_array_assume_init)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 3 arguments but 5 arguments were supplied
[INFO] [stdout]    --> src/udp.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |         let udp = UDPHeader::new_ipv6(src, 232, dst, 244, b"gutentag").unwrap();
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^ ---  ---  ---  --- unexpected argument #4 of type `{integer}`
[INFO] [stdout]     |                                       |    |    |
[INFO] [stdout]     |                                       |    |    unexpected argument #3 of type `std::net::Ipv6Addr`
[INFO] [stdout]     |                                       |    expected `SocketAddrV6`, found integer
[INFO] [stdout]     |                                       expected `SocketAddrV6`, found `Ipv6Addr`
[INFO] [stdout]     |
[INFO] [stdout] note: associated function defined here
[INFO] [stdout]    --> src/udp.rs:27:9
[INFO] [stdout]     |
[INFO] [stdout]  27 |     pub fn new_ipv6(source: SocketAddrV6, destination: SocketAddrV6, data: &[u8]) -> Result<Self, ChecksumError> {
[INFO] [stdout]     |            ^^^^^^^^ --------------------  -------------------------
[INFO] [stdout] help: remove the extra arguments
[INFO] [stdout]     |
[INFO] [stdout] 118 -         let udp = UDPHeader::new_ipv6(src, 232, dst, 244, b"gutentag").unwrap();
[INFO] [stdout] 118 +         let udp = UDPHeader::new_ipv6(/* SocketAddrV6 */, /* SocketAddrV6 */, b"gutentag").unwrap();
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/client.rs:111:11
[INFO] [stdout]     |
[INFO] [stdout] 111 |                         let k = (
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]   --> src/udp.rs:16:36
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn from_raw_ipv6(data: &[u8], source: Ipv6Addr, destination: Ipv6Addr) -> Result<(Self, &[u8]), FromRawError> {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `destination`
[INFO] [stdout]   --> src/udp.rs:16:54
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn from_raw_ipv6(data: &[u8], source: Ipv6Addr, destination: Ipv6Addr) -> Result<(Self, &[u8]), FromRawError> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_destination`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/udp.rs:65:7
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut sum = 0usize;
[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: unused variable: `sum`
[INFO] [stdout]   --> src/udp.rs:65:7
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut sum = 0usize;
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/stupid/mod.rs:60:3
[INFO] [stdout]    |
[INFO] [stdout] 60 |         unsafe { Ok((h, d, e)) }
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]   --> src/tcp/header.rs:23:36
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn from_raw_ipv6(data: &[u8], source: Ipv6Addr, destination: Ipv6Addr) -> Result<(&Self, Options, &[u8]), FromRawError> {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `destination`
[INFO] [stdout]   --> src/tcp/header.rs:23:54
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn from_raw_ipv6(data: &[u8], source: Ipv6Addr, destination: Ipv6Addr) -> Result<(&Self, Options, &[u8]), FromRawError> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_destination`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stupid_tunnel` (bin "stupid_tunnel") due to 1 previous error; 10 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `k`
[INFO] [stdout]    --> src/client.rs:111:11
[INFO] [stdout]     |
[INFO] [stdout] 111 |                         let k = (
[INFO] [stdout]     |                             ^ help: if this is intentional, prefix it with an underscore: `_k`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]   --> src/udp.rs:16:36
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn from_raw_ipv6(data: &[u8], source: Ipv6Addr, destination: Ipv6Addr) -> Result<(Self, &[u8]), FromRawError> {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `destination`
[INFO] [stdout]   --> src/udp.rs:16:54
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn from_raw_ipv6(data: &[u8], source: Ipv6Addr, destination: Ipv6Addr) -> Result<(Self, &[u8]), FromRawError> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_destination`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/udp.rs:65:7
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut sum = 0usize;
[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: unused variable: `sum`
[INFO] [stdout]   --> src/udp.rs:65:7
[INFO] [stdout]    |
[INFO] [stdout] 65 |         let mut sum = 0usize;
[INFO] [stdout]    |             ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sum`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/stupid/mod.rs:60:3
[INFO] [stdout]    |
[INFO] [stdout] 60 |         unsafe { Ok((h, d, e)) }
[INFO] [stdout]    |         ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `source`
[INFO] [stdout]   --> src/tcp/header.rs:23:36
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn from_raw_ipv6(data: &[u8], source: Ipv6Addr, destination: Ipv6Addr) -> Result<(&Self, Options, &[u8]), FromRawError> {
[INFO] [stdout]    |                                       ^^^^^^ help: if this is intentional, prefix it with an underscore: `_source`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `destination`
[INFO] [stdout]   --> src/tcp/header.rs:23:54
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn from_raw_ipv6(data: &[u8], source: Ipv6Addr, destination: Ipv6Addr) -> Result<(&Self, Options, &[u8]), FromRawError> {
[INFO] [stdout]    |                                                         ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_destination`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `stupid_tunnel` (bin "stupid_tunnel" test) due to 2 previous errors; 10 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7edccde3a9e613f7551b72e731d275d1ed25c17c42eb7683f05153baf4bb5c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7edccde3a9e613f7551b72e731d275d1ed25c17c42eb7683f05153baf4bb5c74", kill_on_drop: false }`
[INFO] [stdout] 7edccde3a9e613f7551b72e731d275d1ed25c17c42eb7683f05153baf4bb5c74
