[INFO] cloning repository https://github.com/conch2/P2P-chat-room
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/conch2/P2P-chat-room" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconch2%2FP2P-chat-room", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconch2%2FP2P-chat-room'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a64e553f23d4fa50ff33908d333fdd4732a33de6
[INFO] checking conch2/P2P-chat-room against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fconch2%2FP2P-chat-room" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/conch2/P2P-chat-room on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/conch2/P2P-chat-room
[INFO] finished tweaking git repo https://github.com/conch2/P2P-chat-room
[INFO] tweaked toml for git repo https://github.com/conch2/P2P-chat-room written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/conch2/P2P-chat-room 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-0-tc1/source/Cargo.toml: unused manifest key: workspace.authors
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded getch v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90b1c6d0f0a5ff29e811d5a378f5095a79957a694ff89220398360f3c96a958b
[INFO] running `Command { std: "docker" "start" "-a" "90b1c6d0f0a5ff29e811d5a378f5095a79957a694ff89220398360f3c96a958b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90b1c6d0f0a5ff29e811d5a378f5095a79957a694ff89220398360f3c96a958b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90b1c6d0f0a5ff29e811d5a378f5095a79957a694ff89220398360f3c96a958b", kill_on_drop: false }`
[INFO] [stdout] 90b1c6d0f0a5ff29e811d5a378f5095a79957a694ff89220398360f3c96a958b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed8118d25925f4de5dfc613b860ee7665fd1d933adeaad0e5ede642622fed2ba
[INFO] running `Command { std: "docker" "start" "-a" "ed8118d25925f4de5dfc613b860ee7665fd1d933adeaad0e5ede642622fed2ba", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/Cargo.toml: unused manifest key: workspace.authors
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]    Compiling serde_json v1.0.112
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking getch v0.3.1
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking chrono v0.4.33
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling tokio-macros v2.2.0
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking tokio v1.35.1
[INFO] [stderr]     Checking serde v1.0.196
[INFO] [stderr]     Checking net v0.1.0 (/opt/rustwide/workdir/net)
[INFO] [stderr]     Checking client v0.1.0 (/opt/rustwide/workdir/client)
[INFO] [stderr]     Checking server v0.1.0 (/opt/rustwide/workdir/server)
[INFO] [stdout] warning: the item `net` is imported redundantly
[INFO] [stdout]  --> client/src/main.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use net::{self, BaseUserInfo, Room, ToPackage, TryRead, User, ClientInfo};
[INFO] [stdout]   |           ^^^^ the item `net` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `net` is imported redundantly
[INFO] [stdout]  --> client/src/main.rs:7:11
[INFO] [stdout]   |
[INFO] [stdout] 7 | use net::{self, BaseUserInfo, Room, ToPackage, TryRead, User, ClientInfo};
[INFO] [stdout]   |           ^^^^ the item `net` is already defined by prelude
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ci` is never read
[INFO] [stdout]    --> client/src/main.rs:431:5
[INFO] [stdout]     |
[INFO] [stdout] 430 | struct PeerInfo {
[INFO] [stdout]     |        -------- field in this struct
[INFO] [stdout] 431 |     ci: ClientInfo,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ci` is never read
[INFO] [stdout]    --> client/src/main.rs:431:5
[INFO] [stdout]     |
[INFO] [stdout] 430 | struct PeerInfo {
[INFO] [stdout]     |        -------- field in this struct
[INFO] [stdout] 431 |     ci: ClientInfo,
[INFO] [stdout]     |     ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.99s
[INFO] running `Command { std: "docker" "inspect" "ed8118d25925f4de5dfc613b860ee7665fd1d933adeaad0e5ede642622fed2ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed8118d25925f4de5dfc613b860ee7665fd1d933adeaad0e5ede642622fed2ba", kill_on_drop: false }`
[INFO] [stdout] ed8118d25925f4de5dfc613b860ee7665fd1d933adeaad0e5ede642622fed2ba