[INFO] updating cached repository https://github.com/colindjk/chatter_bug [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] 7c8ec73cc6037f619f0d0dec5c0207f3bf65c6e9 [INFO] checking colindjk/chatter_bug against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcolindjk%2Fchatter_bug" "/workspace/builds/worker-2/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/colindjk/chatter_bug on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/colindjk/chatter_bug [INFO] finished tweaking git repo https://github.com/colindjk/chatter_bug [INFO] tweaked toml for git repo https://github.com/colindjk/chatter_bug written to /workspace/builds/worker-2/source/Cargo.toml [INFO] crate git repo https://github.com/colindjk/chatter_bug already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-2/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 [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] 67d735efe555efcb52fa65686b8bd29c18d80b3a16a5209d8ff33c1d62704724 [INFO] running `"docker" "start" "-a" "67d735efe555efcb52fa65686b8bd29c18d80b3a16a5209d8ff33c1d62704724"` [INFO] [stderr] Compiling winapi-build v0.1.1 [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Checking winapi v0.2.8 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Checking rustc-serialize v0.3.24 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling kernel32-sys v0.2.2 [INFO] [stderr] Compiling ws2_32-sys v0.2.1 [INFO] [stderr] Checking sha1 v0.1.1 [INFO] [stderr] Compiling http-muncher v0.2.5 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking time v0.1.43 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking miow v0.1.5 [INFO] [stderr] Checking mio v0.5.1 [INFO] [stderr] Checking chat_service v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `mio::*` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use mio::*; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `mio::tcp::*` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use mio::tcp::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::SocketAddr` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::net::SocketAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::mpsc` [INFO] [stderr] --> src/server.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::sync::mpsc; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::SocketAddr` [INFO] [stderr] --> src/client.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::net::SocketAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `server::*` [INFO] [stderr] --> src/client.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use server::*; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Sha1` [INFO] [stderr] --> src/serializer.rs:5:13 [INFO] [stderr] | [INFO] [stderr] 5 | use sha1::{ Sha1 }; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `mio::*` [INFO] [stderr] --> src/main.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use mio::*; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `mio::tcp::*` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use mio::tcp::*; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::SocketAddr` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::net::SocketAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::mpsc` [INFO] [stderr] --> src/server.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::sync::mpsc; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::net::SocketAddr` [INFO] [stderr] --> src/client.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::net::SocketAddr; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `server::*` [INFO] [stderr] --> src/client.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use server::*; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Sha1` [INFO] [stderr] --> src/serializer.rs:5:13 [INFO] [stderr] | [INFO] [stderr] 5 | use sha1::{ Sha1 }; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/server.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/server.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `len` [INFO] [stderr] --> src/client.rs:70:25 [INFO] [stderr] | [INFO] [stderr] 70 | Ok(Some(len)) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:66:25 [INFO] [stderr] | [INFO] [stderr] 66 | let mut client = self.clients.get_mut(&token).unwrap(); [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:77:17 [INFO] [stderr] | [INFO] [stderr] 77 | let mut client = self.clients.get_mut(&token).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `len` [INFO] [stderr] --> src/client.rs:70:25 [INFO] [stderr] | [INFO] [stderr] 70 | Ok(Some(len)) => { [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_len` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/server.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | / pub fn new(new_socket: TcpListener, [INFO] [stderr] 23 | | new_clients: HashMap, [INFO] [stderr] 24 | | new_token_counter: usize) -> WebSocketServer { [INFO] [stderr] 25 | | WebSocketServer { [INFO] [stderr] ... | [INFO] [stderr] 29 | | } [INFO] [stderr] 30 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_socket` [INFO] [stderr] --> src/server.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn get_socket(&self) -> &TcpListener { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `http_parser` [INFO] [stderr] --> src/client.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | http_parser: Parser, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/server.rs:66:25 [INFO] [stderr] | [INFO] [stderr] 66 | let mut client = self.clients.get_mut(&token).unwrap(); [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:77:17 [INFO] [stderr] | [INFO] [stderr] 77 | let mut client = self.clients.get_mut(&token).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/server.rs:22:5 [INFO] [stderr] | [INFO] [stderr] 22 | / pub fn new(new_socket: TcpListener, [INFO] [stderr] 23 | | new_clients: HashMap, [INFO] [stderr] 24 | | new_token_counter: usize) -> WebSocketServer { [INFO] [stderr] 25 | | WebSocketServer { [INFO] [stderr] ... | [INFO] [stderr] 29 | | } [INFO] [stderr] 30 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get_socket` [INFO] [stderr] --> src/server.rs:32:5 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn get_socket(&self) -> &TcpListener { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: field is never read: `http_parser` [INFO] [stderr] --> src/client.rs:45:5 [INFO] [stderr] | [INFO] [stderr] 45 | http_parser: Parser, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 15 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 15 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.44s [INFO] running `"docker" "inspect" "67d735efe555efcb52fa65686b8bd29c18d80b3a16a5209d8ff33c1d62704724"` [INFO] running `"docker" "rm" "-f" "67d735efe555efcb52fa65686b8bd29c18d80b3a16a5209d8ff33c1d62704724"` [INFO] [stdout] 67d735efe555efcb52fa65686b8bd29c18d80b3a16a5209d8ff33c1d62704724