[INFO] cloning repository https://github.com/drogus/warp-accept-benchmark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/drogus/warp-accept-benchmark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrogus%2Fwarp-accept-benchmark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrogus%2Fwarp-accept-benchmark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 962d2b20fbab9f193585e89cfd562565769924f8
[INFO] testing drogus/warp-accept-benchmark against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdrogus%2Fwarp-accept-benchmark" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/drogus/warp-accept-benchmark on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/drogus/warp-accept-benchmark
[INFO] finished tweaking git repo https://github.com/drogus/warp-accept-benchmark
[INFO] tweaked toml for git repo https://github.com/drogus/warp-accept-benchmark written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/drogus/warp-accept-benchmark already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a004f60deed3d23ad8bebf5fe8a26ec7f1a910fc7b058c074d7f10f2859813aa
[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" "a004f60deed3d23ad8bebf5fe8a26ec7f1a910fc7b058c074d7f10f2859813aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a004f60deed3d23ad8bebf5fe8a26ec7f1a910fc7b058c074d7f10f2859813aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a004f60deed3d23ad8bebf5fe8a26ec7f1a910fc7b058c074d7f10f2859813aa", kill_on_drop: false }`
[INFO] [stdout] a004f60deed3d23ad8bebf5fe8a26ec7f1a910fc7b058c074d7f10f2859813aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b4002799a030998a9330b16f2a74884296b8c871959391c23ec30ff86faa63c
[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" "7b4002799a030998a9330b16f2a74884296b8c871959391c23ec30ff86faa63c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling tracing-core v0.1.15
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]    Compiling indexmap v1.5.2
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling socket2 v0.3.12
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling headers v0.3.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling futures-task v0.3.5
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling tracing v0.1.19
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling tungstenite v0.11.1
[INFO] [stderr]    Compiling multipart v0.17.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling tokio v0.2.22
[INFO] [stderr]    Compiling pin-project v0.4.23
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling h2 v0.2.6
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling tokio-tungstenite v0.11.0
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling hyper v0.13.7
[INFO] [stderr]    Compiling warp v0.2.5
[INFO] [stderr]    Compiling warp-accept-benchmark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ws_stream`
[INFO] [stdout]   --> src/stress_test.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 Ok((mut ws_stream, _)) => {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ws_stream`
[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/stress_test.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 Ok((mut ws_stream, _)) => {
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 52s
[INFO] running `Command { std: "docker" "inspect" "7b4002799a030998a9330b16f2a74884296b8c871959391c23ec30ff86faa63c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b4002799a030998a9330b16f2a74884296b8c871959391c23ec30ff86faa63c", kill_on_drop: false }`
[INFO] [stdout] 7b4002799a030998a9330b16f2a74884296b8c871959391c23ec30ff86faa63c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e5cc936b8fa8c8c6b1423adcf695b7959460f2250c5a8503434b7d6860a331e
[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" "0e5cc936b8fa8c8c6b1423adcf695b7959460f2250c5a8503434b7d6860a331e", kill_on_drop: false }`
[INFO] [stderr]    Compiling warp-accept-benchmark v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `ws_stream`
[INFO] [stdout]   --> src/stress_test.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 Ok((mut ws_stream, _)) => {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ws_stream`
[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/stress_test.rs:18:21
[INFO] [stdout]    |
[INFO] [stdout] 18 |                 Ok((mut ws_stream, _)) => {
[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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.20s
[INFO] running `Command { std: "docker" "inspect" "0e5cc936b8fa8c8c6b1423adcf695b7959460f2250c5a8503434b7d6860a331e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e5cc936b8fa8c8c6b1423adcf695b7959460f2250c5a8503434b7d6860a331e", kill_on_drop: false }`
[INFO] [stdout] 0e5cc936b8fa8c8c6b1423adcf695b7959460f2250c5a8503434b7d6860a331e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6ad9f7f62c03ea4e89d74eaeab816c2444b581ec30c23b67ba74e22dc282e118
[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" "6ad9f7f62c03ea4e89d74eaeab816c2444b581ec30c23b67ba74e22dc282e118", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unused variable: `ws_stream`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/stress_test.rs:18:21
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 18 |                 Ok((mut ws_stream, _)) => {
[INFO] [stdout] 
[INFO] [stderr]    |                     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_ws_stream`
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] running 0 tests
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stdout] 
[INFO] [stderr]   --> src/stress_test.rs:18:21
[INFO] [stderr]    |
[INFO] [stderr] 18 |                 Ok((mut ws_stream, _)) => {
[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: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/stress_test-1ecf942cea8abb6d
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/websockets_server-fc9e1e57fd8295c2
[INFO] running `Command { std: "docker" "inspect" "6ad9f7f62c03ea4e89d74eaeab816c2444b581ec30c23b67ba74e22dc282e118", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ad9f7f62c03ea4e89d74eaeab816c2444b581ec30c23b67ba74e22dc282e118", kill_on_drop: false }`
[INFO] [stdout] 6ad9f7f62c03ea4e89d74eaeab816c2444b581ec30c23b67ba74e22dc282e118
