[INFO] cloning repository https://github.com/andrey1362010/RustServer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/andrey1362010/RustServer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrey1362010%2FRustServer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrey1362010%2FRustServer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fb634e3a6d9bb1105fc6cab4a298cf556d51d3b9
[INFO] testing andrey1362010/RustServer against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrey1362010%2FRustServer" "/workspace/builds/worker-54/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-54/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrey1362010/RustServer on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/andrey1362010/RustServer
[INFO] finished tweaking git repo https://github.com/andrey1362010/RustServer
[INFO] tweaked toml for git repo https://github.com/andrey1362010/RustServer written to /workspace/builds/worker-54/source/Cargo.toml
[INFO] crate git repo https://github.com/andrey1362010/RustServer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded mio v0.7.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] eaa48f2ebb88cc014548242ef758e8abd9d92555c0a83e159c8fbe045f07387d
[INFO] running `Command { std: "docker" "start" "-a" "eaa48f2ebb88cc014548242ef758e8abd9d92555c0a83e159c8fbe045f07387d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eaa48f2ebb88cc014548242ef758e8abd9d92555c0a83e159c8fbe045f07387d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eaa48f2ebb88cc014548242ef758e8abd9d92555c0a83e159c8fbe045f07387d", kill_on_drop: false }`
[INFO] [stdout] eaa48f2ebb88cc014548242ef758e8abd9d92555c0a83e159c8fbe045f07387d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f2f6b36f5454f2d5e742fd74c9dccee1aa2ae580fa78309aca742b6d306cdbc
[INFO] running `Command { std: "docker" "start" "-a" "2f2f6b36f5454f2d5e742fd74c9dccee1aa2ae580fa78309aca742b6d306cdbc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling mio v0.7.7
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling rustTest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]  --> src/main.rs:8:45
[INFO] [stdout]   |
[INFO] [stdout] 8 |     run_epoll_server(address, num_threads, |data| server::RESPONSE.to_string());
[INFO] [stdout]   |                                             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/server.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mut pool = ThreadPool::new(num_threads);
[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: crate `rustTest` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DATA` should have a snake case name
[INFO] [stdout]   --> src/server.rs:89:26
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     Some(DATA) => {
[INFO] [stdout]    |                          ^^^^ help: convert the identifier to snake case: `data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.54s
[INFO] running `Command { std: "docker" "inspect" "2f2f6b36f5454f2d5e742fd74c9dccee1aa2ae580fa78309aca742b6d306cdbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f2f6b36f5454f2d5e742fd74c9dccee1aa2ae580fa78309aca742b6d306cdbc", kill_on_drop: false }`
[INFO] [stdout] 2f2f6b36f5454f2d5e742fd74c9dccee1aa2ae580fa78309aca742b6d306cdbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 12b460300dfd0e82f069602eea94804beaf2205de9d3c7d683c08108b7b34e65
[INFO] running `Command { std: "docker" "start" "-a" "12b460300dfd0e82f069602eea94804beaf2205de9d3c7d683c08108b7b34e65", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustTest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `data`
[INFO] [stdout]  --> src/main.rs:8:45
[INFO] [stdout]   |
[INFO] [stdout] 8 |     run_epoll_server(address, num_threads, |data| server::RESPONSE.to_string());
[INFO] [stdout]   |                                             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/server.rs:77:9
[INFO] [stdout]    |
[INFO] [stdout] 77 |     let mut pool = ThreadPool::new(num_threads);
[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: crate `rustTest` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout]   = help: convert the identifier to snake case: `rust_test`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `DATA` should have a snake case name
[INFO] [stdout]   --> src/server.rs:89:26
[INFO] [stdout]    |
[INFO] [stdout] 89 |                     Some(DATA) => {
[INFO] [stdout]    |                          ^^^^ help: convert the identifier to snake case: `data`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "12b460300dfd0e82f069602eea94804beaf2205de9d3c7d683c08108b7b34e65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12b460300dfd0e82f069602eea94804beaf2205de9d3c7d683c08108b7b34e65", kill_on_drop: false }`
[INFO] [stdout] 12b460300dfd0e82f069602eea94804beaf2205de9d3c7d683c08108b7b34e65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-54/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5d18547e338f62f0e091d844d1c94a146bc269356e3262bd48a5c27847e452c9
[INFO] running `Command { std: "docker" "start" "-a" "5d18547e338f62f0e091d844d1c94a146bc269356e3262bd48a5c27847e452c9", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `data`
[INFO] [stderr]  --> src/main.rs:8:45
[INFO] [stderr]   |
[INFO] [stderr] 8 |     run_epoll_server(address, num_threads, |data| server::RESPONSE.to_string());
[INFO] [stderr]   |                                             ^^^^ help: if this is intentional, prefix it with an underscore: `_data`
[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:77:9
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let mut pool = ThreadPool::new(num_threads);
[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: crate `rustTest` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `rust_test`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `DATA` should have a snake case name
[INFO] [stderr]   --> src/server.rs:89:26
[INFO] [stderr]    |
[INFO] [stderr] 89 |                     Some(DATA) => {
[INFO] [stderr]    |                          ^^^^ help: convert the identifier to snake case: `data`
[INFO] [stderr] 
[INFO] [stderr] warning: `rustTest` (bin "rustTest" test) generated 4 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.46s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustTest-3042945475094e3c)
[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" "5d18547e338f62f0e091d844d1c94a146bc269356e3262bd48a5c27847e452c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d18547e338f62f0e091d844d1c94a146bc269356e3262bd48a5c27847e452c9", kill_on_drop: false }`
[INFO] [stdout] 5d18547e338f62f0e091d844d1c94a146bc269356e3262bd48a5c27847e452c9