[INFO] updating cached repository https://github.com/mhallin/loadbalancer-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/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] a8713f76f54c3eb249a0366a07fd380b4a7424bc
[INFO] testing mhallin/loadbalancer-rs against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhallin%2Floadbalancer-rs" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mhallin/loadbalancer-rs on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/mhallin/loadbalancer-rs
[INFO] finished tweaking git repo https://github.com/mhallin/loadbalancer-rs
[INFO] tweaked toml for git repo https://github.com/mhallin/loadbalancer-rs written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/mhallin/loadbalancer-rs already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /big/crater/work/builds/worker-3/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 6ae948ffba1136aeee99fc5769da5e21da6a81e0b9ae0c929ce60be416ab1d68
[INFO] running `"docker" "start" "-a" "6ae948ffba1136aeee99fc5769da5e21da6a81e0b9ae0c929ce60be416ab1d68"`
[INFO] [stderr]    Compiling strsim v0.4.1
[INFO] [stderr]    Compiling vec_map v0.4.0
[INFO] [stderr]    Compiling ansi_term v0.7.5
[INFO] [stderr]    Compiling clap v1.5.6
[INFO] [stderr]    Compiling loadbalancer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/driver.rs:108:21
[INFO] [stderr]     |
[INFO] [stderr] 108 |         if let Some(mut connection) = self.incoming_connections.get_mut(token) {
[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/driver.rs:130:25
[INFO] [stderr]     |
[INFO] [stderr] 130 |             if let Some(mut connection) = self.incoming_connections.get_mut(incoming_token) {
[INFO] [stderr]     |                         ----^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Shutdown`
[INFO] [stderr]   --> src/driver.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     Shutdown,
[INFO] [stderr]    |     ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `Reconfigure`
[INFO] [stderr]   --> src/driver.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     Reconfigure(RootConfig),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.68s
[INFO] running `"docker" "inspect" "6ae948ffba1136aeee99fc5769da5e21da6a81e0b9ae0c929ce60be416ab1d68"`
[INFO] running `"docker" "rm" "-f" "6ae948ffba1136aeee99fc5769da5e21da6a81e0b9ae0c929ce60be416ab1d68"`
[INFO] [stdout] 6ae948ffba1136aeee99fc5769da5e21da6a81e0b9ae0c929ce60be416ab1d68
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 25b067f55b34800bbba6bab38895f4b610fd60768e3fdb74762e3d0f4d4e2879
[INFO] running `"docker" "start" "-a" "25b067f55b34800bbba6bab38895f4b610fd60768e3fdb74762e3d0f4d4e2879"`
[INFO] [stderr]    Compiling loadbalancer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/driver.rs:234:52
[INFO] [stderr]     |
[INFO] [stderr] 234 |     use std::sync::atomic::{AtomicUsize, Ordering, ATOMIC_USIZE_INIT};
[INFO] [stderr]     |                                                    ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/driver.rs:247:39
[INFO] [stderr]     |
[INFO] [stderr] 247 |     static PORT_NUMBER: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]     |                                       ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/driver.rs:108:21
[INFO] [stderr]     |
[INFO] [stderr] 108 |         if let Some(mut connection) = self.incoming_connections.get_mut(token) {
[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/driver.rs:130:25
[INFO] [stderr]     |
[INFO] [stderr] 130 |             if let Some(mut connection) = self.incoming_connections.get_mut(incoming_token) {
[INFO] [stderr]     |                         ----^^^^^^^^^^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `"docker" "inspect" "25b067f55b34800bbba6bab38895f4b610fd60768e3fdb74762e3d0f4d4e2879"`
[INFO] running `"docker" "rm" "-f" "25b067f55b34800bbba6bab38895f4b610fd60768e3fdb74762e3d0f4d4e2879"`
[INFO] [stdout] 25b067f55b34800bbba6bab38895f4b610fd60768e3fdb74762e3d0f4d4e2879
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 401b10034d211df622e7cedad55e809054b114cceb3e60a26def06f8cc24d647
[INFO] running `"docker" "start" "-a" "401b10034d211df622e7cedad55e809054b114cceb3e60a26def06f8cc24d647"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/loadbalancer-ef4c66f4f07be69d
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test driver::test::start_stop_driver ... ok
[INFO] [stderr] ERROR:loadbalancer::connection: Writing caused error: Connection refused (os error 111)
[INFO] [stdout] test driver::test::single_backend ... ok
[INFO] [stdout] test driver::test::test_reconfigure_remove_listen ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "401b10034d211df622e7cedad55e809054b114cceb3e60a26def06f8cc24d647"`
[INFO] running `"docker" "rm" "-f" "401b10034d211df622e7cedad55e809054b114cceb3e60a26def06f8cc24d647"`
[INFO] [stdout] 401b10034d211df622e7cedad55e809054b114cceb3e60a26def06f8cc24d647