[INFO] updating cached repository https://github.com/semrov/Chat [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] ac79789905fc5748da7636f6a645a1d5a89f14bd [INFO] checking semrov/Chat against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsemrov%2FChat" "/workspace/builds/worker-1/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/semrov/Chat 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/semrov/Chat [INFO] finished tweaking git repo https://github.com/semrov/Chat [INFO] tweaked toml for git repo https://github.com/semrov/Chat written to /workspace/builds/worker-1/source/Cargo.toml [INFO] crate git repo https://github.com/semrov/Chat 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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] d8e8d57a6775e2e8a2b09a4973e6d7fa91497e69c59b8299f7671769f49f50a8 [INFO] running `"docker" "start" "-a" "d8e8d57a6775e2e8a2b09a4973e6d7fa91497e69c59b8299f7671769f49f50a8"` [INFO] [stderr] Checking slab v0.3.0 [INFO] [stderr] Checking lazycell v0.4.0 [INFO] [stderr] Checking rustc-serialize v0.3.23 [INFO] [stderr] Compiling http-muncher v0.3.1 [INFO] [stderr] Checking sha1 v0.1.1 [INFO] [stderr] Checking net2 v0.2.27 [INFO] [stderr] Checking iovec v0.1.0 [INFO] [stderr] Checking mio v0.6.5 [INFO] [stderr] Checking chat v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] warning: unused import: `TcpStream` [INFO] [stderr] --> src/server.rs:3:28 [INFO] [stderr] | [INFO] [stderr] 3 | use mio::tcp::{TcpListener,TcpStream}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Events`, `PollOpt`, `Poll`, `Ready` [INFO] [stderr] --> src/server.rs:4:11 [INFO] [stderr] | [INFO] [stderr] 4 | use mio::{Ready, Poll, PollOpt, Token,Events}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ParserHandler` [INFO] [stderr] --> src/client.rs:1:27 [INFO] [stderr] | [INFO] [stderr] 1 | use http_muncher::{Parser,ParserHandler}; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `TcpStream` [INFO] [stderr] --> src/main.rs:13:28 [INFO] [stderr] | [INFO] [stderr] 13 | use mio::tcp::{TcpListener,TcpStream}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `TcpStream` [INFO] [stderr] --> src/server.rs:3:28 [INFO] [stderr] | [INFO] [stderr] 3 | use mio::tcp::{TcpListener,TcpStream}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Events`, `PollOpt`, `Poll`, `Ready` [INFO] [stderr] --> src/server.rs:4:11 [INFO] [stderr] | [INFO] [stderr] 4 | use mio::{Ready, Poll, PollOpt, Token,Events}; [INFO] [stderr] | ^^^^^ ^^^^ ^^^^^^^ ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ParserHandler` [INFO] [stderr] --> src/client.rs:1:27 [INFO] [stderr] | [INFO] [stderr] 1 | use http_muncher::{Parser,ParserHandler}; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `TcpStream` [INFO] [stderr] --> src/main.rs:13:28 [INFO] [stderr] | [INFO] [stderr] 13 | use mio::tcp::{TcpListener,TcpStream}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parser` [INFO] [stderr] --> src/http_parser.rs:28:35 [INFO] [stderr] | [INFO] [stderr] 28 | fn on_header_field(&mut self, parser : &mut Parser, header : &[u8]) -> bool [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parser` [INFO] [stderr] --> src/http_parser.rs:34:35 [INFO] [stderr] | [INFO] [stderr] 34 | fn on_header_value(&mut self, parser: &mut Parser, value: &[u8]) -> bool [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parser` [INFO] [stderr] --> src/http_parser.rs:43:39 [INFO] [stderr] | [INFO] [stderr] 43 | fn on_headers_complete(&mut self, parser : &mut Parser) -> bool [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:76:29 [INFO] [stderr] | [INFO] [stderr] 76 | let mut client = web_socket_server.get_client_mut_ref(&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/main.rs:88:29 [INFO] [stderr] | [INFO] [stderr] 88 | let mut client = web_socket_server.get_client_mut_ref(&token).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parser` [INFO] [stderr] --> src/http_parser.rs:28:35 [INFO] [stderr] | [INFO] [stderr] 28 | fn on_header_field(&mut self, parser : &mut Parser, header : &[u8]) -> bool [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parser` [INFO] [stderr] --> src/http_parser.rs:34:35 [INFO] [stderr] | [INFO] [stderr] 34 | fn on_header_value(&mut self, parser: &mut Parser, value: &[u8]) -> bool [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `parser` [INFO] [stderr] --> src/http_parser.rs:43:39 [INFO] [stderr] | [INFO] [stderr] 43 | fn on_headers_complete(&mut self, parser : &mut Parser) -> bool [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_parser` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:76:29 [INFO] [stderr] | [INFO] [stderr] 76 | let mut client = web_socket_server.get_client_mut_ref(&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/main.rs:88:29 [INFO] [stderr] | [INFO] [stderr] 88 | let mut client = web_socket_server.get_client_mut_ref(&token).unwrap(); [INFO] [stderr] | ----^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 9 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 7.77s [INFO] running `"docker" "inspect" "d8e8d57a6775e2e8a2b09a4973e6d7fa91497e69c59b8299f7671769f49f50a8"` [INFO] running `"docker" "rm" "-f" "d8e8d57a6775e2e8a2b09a4973e6d7fa91497e69c59b8299f7671769f49f50a8"` [INFO] [stdout] d8e8d57a6775e2e8a2b09a4973e6d7fa91497e69c59b8299f7671769f49f50a8