[INFO] cloning repository https://github.com/russ-0/miki [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/russ-0/miki" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruss-0%2Fmiki"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruss-0%2Fmiki'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 1bb349e82d467533c440d98d7eff3292e98cebd6 [INFO] testing russ-0/miki against 1.44.0 for beta-1.45-1 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fruss-0%2Fmiki" "/workspace/builds/worker-3/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/russ-0/miki on toolchain 1.44.0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/russ-0/miki [INFO] finished tweaking git repo https://github.com/russ-0/miki [INFO] tweaked toml for git repo https://github.com/russ-0/miki written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/russ-0/miki already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] ee2d15b81db0700842979cbed957f895c88c9eecfba4b317475f4af5207e5b42 [INFO] running `"docker" "start" "-a" "ee2d15b81db0700842979cbed957f895c88c9eecfba4b317475f4af5207e5b42"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling libc v0.2.60 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling take_mut v0.2.2 [INFO] [stderr] Compiling num-traits v0.2.11 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Compiling indexmap v1.3.2 [INFO] [stderr] Compiling time v0.1.42 [INFO] [stderr] Compiling net2 v0.2.33 [INFO] [stderr] Compiling iovec v0.1.2 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling priority-queue v0.7.0 [INFO] [stderr] Compiling chrono v0.4.10 [INFO] [stderr] Compiling server v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `std::time::SystemTime` [INFO] [stderr] --> src/lib/chatlib.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::time::SystemTime; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Date` [INFO] [stderr] --> src/lib/chatlib.rs:4:24 [INFO] [stderr] | [INFO] [stderr] 4 | use chrono::{MIN_DATE, Date, DateTime, Utc, Duration}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `BinaryHeap` [INFO] [stderr] --> src/lib/chatlib.rs:7:33 [INFO] [stderr] | [INFO] [stderr] 7 | use std::collections::{HashMap, BinaryHeap}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::Cell` [INFO] [stderr] --> src/lib/chatlib.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::cell::Cell; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/lib/chatlib.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::Ordering` [INFO] [stderr] --> src/lib/chatlib.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::cmp::Ordering; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Add`, `Sub` [INFO] [stderr] --> src/lib/chatlib.rs:12:16 [INFO] [stderr] | [INFO] [stderr] 12 | use std::ops::{Sub, Add}; [INFO] [stderr] | ^^^ ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::borrow::Borrow` [INFO] [stderr] --> src/lib/chatlib.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::borrow::Borrow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::iter::Map` that must be used [INFO] [stderr] --> src/lib/chatlib.rs:79:9 [INFO] [stderr] | [INFO] [stderr] 79 | / messages.iter().map(|message| self.ordered.change_priority( [INFO] [stderr] 80 | | &message, [INFO] [stderr] 81 | | MIN_DATE.and_hms(0, 0, 0) [INFO] [stderr] 82 | | )); [INFO] [stderr] | |___________^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: iterators are lazy and do nothing unless consumed [INFO] [stderr] [INFO] [stderr] warning: unused `std::iter::Map` that must be used [INFO] [stderr] --> src/lib/chatlib.rs:269:9 [INFO] [stderr] | [INFO] [stderr] 269 | messages.iter().map(|message| self.direct_send(message.clone())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: iterators are lazy and do nothing unless consumed [INFO] [stderr] [INFO] [stderr] warning: 10 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused import: `BorrowMut` [INFO] [stderr] --> src/server.rs:4:19 [INFO] [stderr] | [INFO] [stderr] 4 | use std::borrow::{BorrowMut, Borrow}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Ready` [INFO] [stderr] --> src/client.rs:1:11 [INFO] [stderr] | [INFO] [stderr] 1 | use mio::{Ready, net::TcpStream}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:29:29 [INFO] [stderr] | [INFO] [stderr] 29 | let mut connection = match server.accept_connection() { [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:37:33 [INFO] [stderr] | [INFO] [stderr] 37 | ... let mut connection = connection.borrow(); [INFO] [stderr] | ----^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] error[E0382]: borrow of moved value: `connection` [INFO] [stderr] --> src/server.rs:37:50 [INFO] [stderr] | [INFO] [stderr] 29 | let mut connection = match server.accept_connection() { [INFO] [stderr] | -------------- move occurs because `connection` has type `chatlib::Connection`, which does not implement the `Copy` trait [INFO] [stderr] ... [INFO] [stderr] 34 | server.update(connection); [INFO] [stderr] | ---------- value moved here [INFO] [stderr] ... [INFO] [stderr] 37 | let mut connection = connection.borrow(); [INFO] [stderr] | ^^^^^^^^^^ value borrowed here after move [INFO] [stderr] [INFO] [stderr] error[E0596]: cannot borrow `*connection` as mutable, as it is behind a `&` reference [INFO] [stderr] --> src/server.rs:38:29 [INFO] [stderr] | [INFO] [stderr] 37 | ... let mut connection = connection.borrow(); [INFO] [stderr] | -------------- help: consider changing this to be a mutable reference: `&mut chatlib::Connection` [INFO] [stderr] 38 | ... connection.server_send(messages); [INFO] [stderr] | ^^^^^^^^^^ `connection` is a `&` reference, so the data it refers to cannot be borrowed as mutable [INFO] [stderr] [INFO] [stderr] error: aborting due to 2 previous errors; 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0382, E0596. [INFO] [stderr] For more information about an error, try `rustc --explain E0382`. [INFO] [stderr] error: could not compile `server`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/client.rs:13:13 [INFO] [stderr] | [INFO] [stderr] 13 | client.socket.write(line.unwrap().as_bytes()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] error: build failed [INFO] running `"docker" "inspect" "ee2d15b81db0700842979cbed957f895c88c9eecfba4b317475f4af5207e5b42"` [INFO] running `"docker" "rm" "-f" "ee2d15b81db0700842979cbed957f895c88c9eecfba4b317475f4af5207e5b42"` [INFO] [stdout] ee2d15b81db0700842979cbed957f895c88c9eecfba4b317475f4af5207e5b42