[INFO] cloning repository https://github.com/randomComplainer/sep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/randomComplainer/sep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrandomComplainer%2Fsep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrandomComplainer%2Fsep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5432771208a941bd6ac3a9026c933e00abd96fae
[INFO] checking randomComplainer/sep against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FrandomComplainer%2Fsep" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-4-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/randomComplainer/sep
[INFO] finished tweaking git repo https://github.com/randomComplainer/sep
[INFO] tweaked toml for git repo https://github.com/randomComplainer/sep written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/randomComplainer/sep on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/randomComplainer/sep 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88a3fc9d2664ae4b09d47472bf950035e3c02a86360e441ed470b7dd0c35d4e4
[INFO] running `Command { std: "docker" "start" "-a" "88a3fc9d2664ae4b09d47472bf950035e3c02a86360e441ed470b7dd0c35d4e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88a3fc9d2664ae4b09d47472bf950035e3c02a86360e441ed470b7dd0c35d4e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88a3fc9d2664ae4b09d47472bf950035e3c02a86360e441ed470b7dd0c35d4e4", kill_on_drop: false }`
[INFO] [stdout] 88a3fc9d2664ae4b09d47472bf950035e3c02a86360e441ed470b7dd0c35d4e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41187ccbf91219bf9140185a9d766a0f993b20fd4bf69799acddd4cd69be634d
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[INFO] [stdout] warning: unused import: `AsyncReadExt`
[INFO] [stdout]   --> src/lib/encrypt/mod.rs:84:21
[INFO] [stdout]    |
[INFO] [stdout] 84 |     use tokio::io::{AsyncReadExt, DuplexStream, ReadHalf, WriteHalf};
[INFO] [stdout]    |                     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `duration_constructors_lite` has been stable since 1.91.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_constructors_lite)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `ip_from` has been stable since 1.91.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(ip_from)]
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `duration_constructors_lite` has been stable since 1.91.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_constructors_lite)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `ip_from` has been stable since 1.91.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/lib/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(ip_from)]
[INFO] [stdout]   |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokio_console_port`
[INFO] [stdout]   --> src/lib/lib.rs:38:40
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pub fn setup_subscriber(&self, tokio_console_port: u16) {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokio_console_port`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/lib/protocol/client_agent.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub struct GreetedWrite<Stream, Cipher> {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 88 |     id: u16,
[INFO] [stdout]    |     ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib/session/mod.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |     StreamBroken(#[from] std::io::Error),
[INFO] [stdout]    |     ------------         ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SequencingError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     StreamBroken(#[from] std::io::Error),
[INFO] [stdout] 17 +     StreamBroken(#[from] ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib/client_main_task/server_connection_lifetime.rs:137:14
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let (mut client_stream, mut server_stream) = tokio::io::duplex(1024);
[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/lib/client_main_task/server_connection_lifetime.rs:137:33
[INFO] [stdout]     |
[INFO] [stdout] 137 |         let (mut client_stream, mut server_stream) = tokio::io::duplex(1024);
[INFO] [stdout]     |                                 ----^^^^^^^^^^^^^
[INFO] [stdout]     |                                 |
[INFO] [stdout]     |                                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib/client_main_task/server_connection_lifetime.rs:140:13
[INFO] [stdout]     |
[INFO] [stdout] 140 |         let mut client_stream = Arc::new(Mutex::new(Some(client_stream)));
[INFO] [stdout]     |             ----^^^^^^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib/client_main_task/server_connection_lifetime.rs:148:29
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let (client_msg_tx, mut client_msg_rx) = handover::channel();
[INFO] [stdout]     |                             ----^^^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib/client_main_task/server_connection_lifetime.rs:149:29
[INFO] [stdout]     |
[INFO] [stdout] 149 |         let (server_msg_tx, mut server_msg_rx) = futures::channel::mpsc::channel(4);
[INFO] [stdout]     |                             ----^^^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `client_msg_tx`
[INFO] [stdout]    --> src/lib/client_main_task/server_connection_lifetime.rs:148:14
[INFO] [stdout]     |
[INFO] [stdout] 148 |         let (client_msg_tx, mut client_msg_rx) = handover::channel();
[INFO] [stdout]     |              ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_client_msg_tx`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `server_msg_rx`
[INFO] [stdout]    --> src/lib/client_main_task/server_connection_lifetime.rs:149:29
[INFO] [stdout]     |
[INFO] [stdout] 149 |         let (server_msg_tx, mut server_msg_rx) = futures::channel::mpsc::channel(4);
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_server_msg_rx`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncRead`, `AsyncWriteExt`, `AsyncWrite`, `DuplexStream`, and `duplex`
[INFO] [stdout]  --> src/quick_test.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokio::io::{AsyncRead, AsyncWrite, AsyncWriteExt, DuplexStream, duplex};
[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: `sep_lib::*`
[INFO] [stdout]  --> src/quick_test.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use sep_lib::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/server.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 53 | /         loop {
[INFO] [stdout] 54 | |             let (agent, _socket_addr) = listener.accept().await.unwrap();
[INFO] [stdout] 55 | |             tokio::spawn({
[INFO] [stdout] 56 | |                 let mut new_client_conn_tx = new_client_conn_tx.clone();
[INFO] [stdout] ...  |
[INFO] [stdout] 73 | |             });
[INFO] [stdout] 74 | |         }
[INFO] [stdout]    | |_________- any code following this expression is unreachable
[INFO] [stdout] 75 |
[INFO] [stdout] 76 |           Ok::<_, std::io::Error>(())
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tokio_console_port`
[INFO] [stdout]   --> src/lib/lib.rs:38:40
[INFO] [stdout]    |
[INFO] [stdout] 38 |         pub fn setup_subscriber(&self, tokio_console_port: u16) {
[INFO] [stdout]    |                                        ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tokio_console_port`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `AsyncRead`, `AsyncWriteExt`, `AsyncWrite`, `DuplexStream`, and `duplex`
[INFO] [stdout]  --> src/quick_test.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tokio::io::{AsyncRead, AsyncWrite, AsyncWriteExt, DuplexStream, duplex};
[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: `sep_lib::*`
[INFO] [stdout]  --> src/quick_test.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use sep_lib::*;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib/task_scope.rs:235:33
[INFO] [stdout]     |
[INFO] [stdout] 235 |         struct SideEffectOnDrop(Arc<()>, Option<tokio::sync::oneshot::Sender<()>>);
[INFO] [stdout]     |                ---------------- ^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 235 -         struct SideEffectOnDrop(Arc<()>, Option<tokio::sync::oneshot::Sender<()>>);
[INFO] [stdout] 235 +         struct SideEffectOnDrop((), Option<tokio::sync::oneshot::Sender<()>>);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `pair` is never used
[INFO] [stdout]   --> src/lib/encrypt/mod.rs:88:8
[INFO] [stdout]    |
[INFO] [stdout] 88 |     fn pair() -> (
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id` is never read
[INFO] [stdout]   --> src/lib/protocol/client_agent.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub struct GreetedWrite<Stream, Cipher> {
[INFO] [stdout]    |            ------------ field in this struct
[INFO] [stdout] 88 |     id: u16,
[INFO] [stdout]    |     ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/lib/session/mod.rs:17:26
[INFO] [stdout]    |
[INFO] [stdout] 17 |     StreamBroken(#[from] std::io::Error),
[INFO] [stdout]    |     ------------         ^^^^^^^^^^^^^^
[INFO] [stdout]    |     |
[INFO] [stdout]    |     field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `SequencingError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 17 -     StreamBroken(#[from] std::io::Error),
[INFO] [stdout] 17 +     StreamBroken(#[from] ()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/server.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 53 | /         loop {
[INFO] [stdout] 54 | |             let (agent, _socket_addr) = listener.accept().await.unwrap();
[INFO] [stdout] 55 | |             tokio::spawn({
[INFO] [stdout] 56 | |                 let mut new_client_conn_tx = new_client_conn_tx.clone();
[INFO] [stdout] ...  |
[INFO] [stdout] 73 | |             });
[INFO] [stdout] 74 | |         }
[INFO] [stdout]    | |_________- any code following this expression is unreachable
[INFO] [stdout] 75 |
[INFO] [stdout] 76 |           Ok::<_, std::io::Error>(())
[INFO] [stdout]    |           ^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 39.17s
[INFO] running `Command { std: "docker" "inspect" "41187ccbf91219bf9140185a9d766a0f993b20fd4bf69799acddd4cd69be634d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41187ccbf91219bf9140185a9d766a0f993b20fd4bf69799acddd4cd69be634d", kill_on_drop: false }`
[INFO] [stdout] 41187ccbf91219bf9140185a9d766a0f993b20fd4bf69799acddd4cd69be634d
