[INFO] cloning repository https://github.com/kushagra2503/chatapp [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kushagra2503/chatapp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkushagra2503%2Fchatapp", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkushagra2503%2Fchatapp'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 876e2e456f34aa34aadf57a1e9e8c0d33229dbfb [INFO] testing kushagra2503/chatapp against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759-retry [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkushagra2503%2Fchatapp" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/kushagra2503/chatapp [INFO] finished tweaking git repo https://github.com/kushagra2503/chatapp [INFO] tweaked toml for git repo https://github.com/kushagra2503/chatapp written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/kushagra2503/chatapp on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/kushagra2503/chatapp 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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cf80c47c5ed5ea09a899952f53d500dc93d0724932c161fdab5f2a8d7f268a20 [INFO] running `Command { std: "docker" "start" "-a" "cf80c47c5ed5ea09a899952f53d500dc93d0724932c161fdab5f2a8d7f268a20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cf80c47c5ed5ea09a899952f53d500dc93d0724932c161fdab5f2a8d7f268a20", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf80c47c5ed5ea09a899952f53d500dc93d0724932c161fdab5f2a8d7f268a20", kill_on_drop: false }` [INFO] [stdout] cf80c47c5ed5ea09a899952f53d500dc93d0724932c161fdab5f2a8d7f268a20 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b2c4aa4960b7309d8858a074f8f4a2e812ed20cccf4d33e2a294f4207454bdec [INFO] running `Command { std: "docker" "start" "-a" "b2c4aa4960b7309d8858a074f8f4a2e812ed20cccf4d33e2a294f4207454bdec", kill_on_drop: false }` [INFO] [stderr] Compiling chatapp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ErrorKind`, `Read`, and `Write` [INFO] [stdout] --> src/main.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::{ErrorKind, Read, Write}; [INFO] [stdout] | ^^^^^^^^^ ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rx` [INFO] [stdout] --> src/main.rs:16:15 [INFO] [stdout] | [INFO] [stdout] 16 | let (tx, rx) = mpsc::channel::(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_rx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tx` [INFO] [stdout] --> src/main.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | let tx = tx.clone(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:18:20 [INFO] [stdout] | [INFO] [stdout] 18 | if let Ok((mut socket, addr)) = server.accept() { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MSG_SIZE` is never used [INFO] [stdout] --> src/main.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const MSG_SIZE: usize = 32; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "b2c4aa4960b7309d8858a074f8f4a2e812ed20cccf4d33e2a294f4207454bdec", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b2c4aa4960b7309d8858a074f8f4a2e812ed20cccf4d33e2a294f4207454bdec", kill_on_drop: false }` [INFO] [stdout] b2c4aa4960b7309d8858a074f8f4a2e812ed20cccf4d33e2a294f4207454bdec [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ae45e6543f6c9f503c4f397bfd74b864496483b8e70d0a478ddea56b6d8dff1a [INFO] running `Command { std: "docker" "start" "-a" "ae45e6543f6c9f503c4f397bfd74b864496483b8e70d0a478ddea56b6d8dff1a", kill_on_drop: false }` [INFO] [stderr] Compiling chatapp v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ErrorKind`, `Read`, and `Write` [INFO] [stdout] --> src/main.rs:2:15 [INFO] [stdout] | [INFO] [stdout] 2 | use std::io::{ErrorKind, Read, Write}; [INFO] [stdout] | ^^^^^^^^^ ^^^^ ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/main.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rx` [INFO] [stdout] --> src/main.rs:16:15 [INFO] [stdout] | [INFO] [stdout] 16 | let (tx, rx) = mpsc::channel::(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_rx` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `tx` [INFO] [stdout] --> src/main.rs:21:17 [INFO] [stdout] | [INFO] [stdout] 21 | let tx = tx.clone(); [INFO] [stdout] | ^^ help: if this is intentional, prefix it with an underscore: `_tx` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:18:20 [INFO] [stdout] | [INFO] [stdout] 18 | if let Ok((mut socket, addr)) = server.accept() { [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `MSG_SIZE` is never used [INFO] [stdout] --> src/main.rs:8:7 [INFO] [stdout] | [INFO] [stdout] 8 | const MSG_SIZE: usize = 32; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s [INFO] running `Command { std: "docker" "inspect" "ae45e6543f6c9f503c4f397bfd74b864496483b8e70d0a478ddea56b6d8dff1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae45e6543f6c9f503c4f397bfd74b864496483b8e70d0a478ddea56b6d8dff1a", kill_on_drop: false }` [INFO] [stdout] ae45e6543f6c9f503c4f397bfd74b864496483b8e70d0a478ddea56b6d8dff1a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 9636a965d0b2b61f2b4db112f005e30be5ee63c42eee2bd02a5de3415363d688 [INFO] running `Command { std: "docker" "start" "-a" "9636a965d0b2b61f2b4db112f005e30be5ee63c42eee2bd02a5de3415363d688", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `ErrorKind`, `Read`, and `Write` [INFO] [stderr] --> src/main.rs:2:15 [INFO] [stderr] | [INFO] [stderr] 2 | use std::io::{ErrorKind, Read, Write}; [INFO] [stderr] | ^^^^^^^^^ ^^^^ ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/main.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rx` [INFO] [stderr] --> src/main.rs:16:15 [INFO] [stderr] | [INFO] [stderr] 16 | let (tx, rx) = mpsc::channel::(); [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_rx` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `tx` [INFO] [stderr] --> src/main.rs:21:17 [INFO] [stderr] | [INFO] [stderr] 21 | let tx = tx.clone(); [INFO] [stderr] | ^^ help: if this is intentional, prefix it with an underscore: `_tx` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:18:20 [INFO] [stderr] | [INFO] [stderr] 18 | if let Ok((mut socket, addr)) = server.accept() { [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: constant `MSG_SIZE` is never used [INFO] [stderr] --> src/main.rs:8:7 [INFO] [stderr] | [INFO] [stderr] 8 | const MSG_SIZE: usize = 32; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `chatapp` (bin "chatapp" test) generated 6 warnings (run `cargo fix --bin "chatapp" --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/chatapp-e89620d43945db69) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9636a965d0b2b61f2b4db112f005e30be5ee63c42eee2bd02a5de3415363d688", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9636a965d0b2b61f2b4db112f005e30be5ee63c42eee2bd02a5de3415363d688", kill_on_drop: false }` [INFO] [stdout] 9636a965d0b2b61f2b4db112f005e30be5ee63c42eee2bd02a5de3415363d688