[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 try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrey1362010%2FRustServer" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrey1362010/RustServer on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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-7/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" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 147a0fede888f216029aa7bc3267078473c42ad7dde037fa7cd465d3bea344f1
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "147a0fede888f216029aa7bc3267078473c42ad7dde037fa7cd465d3bea344f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "147a0fede888f216029aa7bc3267078473c42ad7dde037fa7cd465d3bea344f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "147a0fede888f216029aa7bc3267078473c42ad7dde037fa7cd465d3bea344f1", kill_on_drop: false }`
[INFO] [stdout] 147a0fede888f216029aa7bc3267078473c42ad7dde037fa7cd465d3bea344f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 363e50c7ccf68eabcfe9ba9839f73d76c9d2002a53e811103517f0ca8328d2b7
[INFO] running `Command { std: "docker" "start" "-a" "363e50c7ccf68eabcfe9ba9839f73d76c9d2002a53e811103517f0ca8328d2b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling log v0.4.13
[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 8.31s
[INFO] running `Command { std: "docker" "inspect" "363e50c7ccf68eabcfe9ba9839f73d76c9d2002a53e811103517f0ca8328d2b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "363e50c7ccf68eabcfe9ba9839f73d76c9d2002a53e811103517f0ca8328d2b7", kill_on_drop: false }`
[INFO] [stdout] 363e50c7ccf68eabcfe9ba9839f73d76c9d2002a53e811103517f0ca8328d2b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f13f5d9a2d2a56b2e798d7f56da32f95a57f9062dfb09392689d7c94df6ed3b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4f13f5d9a2d2a56b2e798d7f56da32f95a57f9062dfb09392689d7c94df6ed3b", kill_on_drop: false }`
[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 0.96s
[INFO] running `Command { std: "docker" "inspect" "4f13f5d9a2d2a56b2e798d7f56da32f95a57f9062dfb09392689d7c94df6ed3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f13f5d9a2d2a56b2e798d7f56da32f95a57f9062dfb09392689d7c94df6ed3b", kill_on_drop: false }`
[INFO] [stdout] 4f13f5d9a2d2a56b2e798d7f56da32f95a57f9062dfb09392689d7c94df6ed3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c30c2b21a3088f74e816ec6ed650003ba94e9ce01d276f61ea97b8894608aa3b
[INFO] running `Command { std: "docker" "start" "-a" "c30c2b21a3088f74e816ec6ed650003ba94e9ce01d276f61ea97b8894608aa3b", kill_on_drop: false }`
[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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rustTest-7d64c04f979c82f1)
[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" "c30c2b21a3088f74e816ec6ed650003ba94e9ce01d276f61ea97b8894608aa3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c30c2b21a3088f74e816ec6ed650003ba94e9ce01d276f61ea97b8894608aa3b", kill_on_drop: false }`
[INFO] [stdout] c30c2b21a3088f74e816ec6ed650003ba94e9ce01d276f61ea97b8894608aa3b