[INFO] cloning repository https://github.com/MagicRB/chat-test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MagicRB/chat-test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMagicRB%2Fchat-test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMagicRB%2Fchat-test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 38a6bb59d91aaf1eeec2fa6b37f72ebb6ef90789
[INFO] checking MagicRB/chat-test against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMagicRB%2Fchat-test" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/MagicRB/chat-test on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/MagicRB/chat-test
[INFO] finished tweaking git repo https://github.com/MagicRB/chat-test
[INFO] tweaked toml for git repo https://github.com/MagicRB/chat-test written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/MagicRB/chat-test already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde-big-array v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9f5be2505de830f5d693a05c1f7a0d73400885c61258d244dfa6a3384a937152
[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" "9f5be2505de830f5d693a05c1f7a0d73400885c61258d244dfa6a3384a937152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9f5be2505de830f5d693a05c1f7a0d73400885c61258d244dfa6a3384a937152", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f5be2505de830f5d693a05c1f7a0d73400885c61258d244dfa6a3384a937152", kill_on_drop: false }`
[INFO] [stdout] 9f5be2505de830f5d693a05c1f7a0d73400885c61258d244dfa6a3384a937152
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be5fed83c154f537037cc0c7c7a5d9afe8cfc9ae6dcfb84899444184b2243a39
[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" "be5fed83c154f537037cc0c7c7a5d9afe8cfc9ae6dcfb84899444184b2243a39", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling cc v1.0.47
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling serde-big-array v0.2.0
[INFO] [stderr]    Compiling bincode v1.2.0
[INFO] [stderr]     Checking getrandom v0.1.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]     Checking serde v1.0.102
[INFO] [stderr]     Checking chat-test v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/instance/command.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::HashMap,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `instance::Connection`
[INFO] [stdout]  --> src/instance/command.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     instance::Connection,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `x25519IDHash` should have an upper camel case name
[INFO] [stdout]  --> src/x25519_id_hash.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct x25519IDHash ([u8; 32]);
[INFO] [stdout]   |            ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `X25519idhash`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `net::SocketAddr`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     net::SocketAddr,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/instance/command.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::HashMap,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `instance::Connection`
[INFO] [stdout]  --> src/instance/command.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     instance::Connection,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `x25519IDHash` should have an upper camel case name
[INFO] [stdout]  --> src/x25519_id_hash.rs:9:12
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub struct x25519IDHash ([u8; 32]);
[INFO] [stdout]   |            ^^^^^^^^^^^^ help: convert the identifier to upper camel case: `X25519idhash`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `net::SocketAddr`
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 17 |     net::SocketAddr,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/main.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 | /                 if let Response::ListConnections { connections } = rx.recv().unwrap() { //@TODO no unwrap maybe?
[INFO] [stdout] 88 | |                     println!("{:?}", connections);
[INFO] [stdout] 89 | |                 }
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sent_handshake`
[INFO] [stdout]    --> src/instance/mod.rs:145:41
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   sent_handshake
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^ help: try ignoring the field: `sent_handshake: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remote_public_key`
[INFO] [stdout]    --> src/instance/mod.rs:194:33
[INFO] [stdout]     |
[INFO] [stdout] 194 | ...                   remote_public_key,
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: try ignoring the field: `remote_public_key: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remote_ephemeral_blob`
[INFO] [stdout]    --> src/instance/mod.rs:196:33
[INFO] [stdout]     |
[INFO] [stdout] 196 | ...                   remote_ephemeral_blob,
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `remote_ephemeral_blob: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]   --> src/main.rs:87:17
[INFO] [stdout]    |
[INFO] [stdout] 87 | /                 if let Response::ListConnections { connections } = rx.recv().unwrap() { //@TODO no unwrap maybe?
[INFO] [stdout] 88 | |                     println!("{:?}", connections);
[INFO] [stdout] 89 | |                 }
[INFO] [stdout]    | |_________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout]    = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]    = help: consider replacing the `if let` with a `let`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sent_handshake`
[INFO] [stdout]    --> src/instance/mod.rs:145:41
[INFO] [stdout]     |
[INFO] [stdout] 145 | ...                   sent_handshake
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^ help: try ignoring the field: `sent_handshake: _`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remote_public_key`
[INFO] [stdout]    --> src/instance/mod.rs:194:33
[INFO] [stdout]     |
[INFO] [stdout] 194 | ...                   remote_public_key,
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^ help: try ignoring the field: `remote_public_key: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `remote_ephemeral_blob`
[INFO] [stdout]    --> src/instance/mod.rs:196:33
[INFO] [stdout]     |
[INFO] [stdout] 196 | ...                   remote_ephemeral_blob,
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^ help: try ignoring the field: `remote_ephemeral_blob: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_control_address`
[INFO] [stdout]   --> src/instance/mod.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn set_control_address(mut self, control_address: SocketAddr) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_protocol_address`
[INFO] [stdout]   --> src/instance/mod.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn set_protocol_address(mut self, protocol_address: SocketAddr) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `control_address`
[INFO] [stdout]   --> src/instance/mod.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     control_address: SocketAddr, // @TODO currently unused, could accept command response through it?
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_control_address`
[INFO] [stdout]   --> src/instance/mod.rs:56:12
[INFO] [stdout]    |
[INFO] [stdout] 56 |     pub fn set_control_address(mut self, control_address: SocketAddr) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `set_protocol_address`
[INFO] [stdout]   --> src/instance/mod.rs:62:12
[INFO] [stdout]    |
[INFO] [stdout] 62 |     pub fn set_protocol_address(mut self, protocol_address: SocketAddr) -> Self {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `control_address`
[INFO] [stdout]   --> src/instance/mod.rs:70:5
[INFO] [stdout]    |
[INFO] [stdout] 70 |     control_address: SocketAddr, // @TODO currently unused, could accept command response through it?
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 32.86s
[INFO] running `Command { std: "docker" "inspect" "be5fed83c154f537037cc0c7c7a5d9afe8cfc9ae6dcfb84899444184b2243a39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be5fed83c154f537037cc0c7c7a5d9afe8cfc9ae6dcfb84899444184b2243a39", kill_on_drop: false }`
[INFO] [stdout] be5fed83c154f537037cc0c7c7a5d9afe8cfc9ae6dcfb84899444184b2243a39