[INFO] updating cached repository https://github.com/mattico/rchat [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 61ecf665f9ff4d34a5cb778e2b814a8c2dc72225 [INFO] checking mattico/rchat against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmattico%2Frchat" "/workspace/builds/worker-4/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mattico/rchat on toolchain 45d050cde277b22a755847338f2acc2c7b834141 [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/mattico/rchat [INFO] finished tweaking git repo https://github.com/mattico/rchat [INFO] tweaked toml for git repo https://github.com/mattico/rchat written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/mattico/rchat already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-4/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=forbid" "-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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 159103e76c0c08feceab31ec0c4537403159bea3c6d5bbf6e5bfc3175f5031f8 [INFO] running `"docker" "start" "-a" "159103e76c0c08feceab31ec0c4537403159bea3c6d5bbf6e5bfc3175f5031f8"` [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking num-iter v0.1.40 [INFO] [stderr] Checking num v0.1.42 [INFO] [stderr] Checking chrono v0.2.25 [INFO] [stderr] Checking rchat v0.0.1 (/opt/rustwide/workdir) [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right': superseded by `trim_end` [INFO] [stderr] --> src/main.rs:41:45 [INFO] [stderr] | [INFO] [stderr] 41 | let _ = socket.send_to(line.trim_right().as_bytes(), &addr); [INFO] [stderr] | ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | let mut console = io::stdin(); [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: enum is never used: `Packet` [INFO] [stderr] --> src/packet.rs:2:6 [INFO] [stderr] | [INFO] [stderr] 2 | enum Packet { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'core::str::::trim_right': superseded by `trim_end` [INFO] [stderr] --> src/main.rs:41:45 [INFO] [stderr] | [INFO] [stderr] 41 | let _ = socket.send_to(line.trim_right().as_bytes(), &addr); [INFO] [stderr] | ^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:18:9 [INFO] [stderr] | [INFO] [stderr] 18 | let mut console = io::stdin(); [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: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `Packet` [INFO] [stderr] --> src/packet.rs:2:6 [INFO] [stderr] | [INFO] [stderr] 2 | enum Packet { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.98s [INFO] running `"docker" "inspect" "159103e76c0c08feceab31ec0c4537403159bea3c6d5bbf6e5bfc3175f5031f8"` [INFO] running `"docker" "rm" "-f" "159103e76c0c08feceab31ec0c4537403159bea3c6d5bbf6e5bfc3175f5031f8"` [INFO] [stdout] 159103e76c0c08feceab31ec0c4537403159bea3c6d5bbf6e5bfc3175f5031f8