Dec 04 14:38:31.376 INFO checking mardiros/janeiro against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 14:38:31.376 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-4/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-4/pr-56481/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +c8ae2de8363be088604ffa2ccba84ff7ad7250bc-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 04 14:38:31.815 INFO [stdout] 508aa5c917165845e8adac067cd541e32fc78a81855af3e9b902ae62e35919f8
Dec 04 14:38:31.817 INFO running `"docker" "start" "-a" "508aa5c917165845e8adac067cd541e32fc78a81855af3e9b902ae62e35919f8"`
Dec 04 14:38:33.378 INFO [stderr] usermod: no changes
Dec 04 14:38:33.615 INFO [stderr]     Checking net2 v0.2.26
Dec 04 14:38:33.615 INFO [stderr]     Checking nix v0.7.0
Dec 04 14:38:37.293 INFO [stderr]     Checking mio v0.6.1
Dec 04 14:38:38.667 INFO [stderr]     Checking janeiro v0.0.1 (/source)
Dec 04 14:38:39.715 INFO [stderr] warning: variable does not need to be mutable
Dec 04 14:38:39.715 INFO [stderr]    --> src/rio.rs:353:17
Dec 04 14:38:39.715 INFO [stderr]     |
Dec 04 14:38:39.715 INFO [stderr] 353 |             let mut client = &mut self.connections[token].client_mut();
Dec 04 14:38:39.715 INFO [stderr]     |                 ----^^^^^^
Dec 04 14:38:39.715 INFO [stderr]     |                 |
Dec 04 14:38:39.715 INFO [stderr]     |                 help: remove this `mut`
Dec 04 14:38:39.715 INFO [stderr]     |
Dec 04 14:38:39.715 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 14:38:39.715 INFO [stderr] 
Dec 04 14:38:40.231 INFO [stderr] warning: variable does not need to be mutable
Dec 04 14:38:40.231 INFO [stderr]    --> src/rio.rs:353:17
Dec 04 14:38:40.231 INFO [stderr]     |
Dec 04 14:38:40.231 INFO [stderr] 353 |             let mut client = &mut self.connections[token].client_mut();
Dec 04 14:38:40.231 INFO [stderr]     |                 ----^^^^^^
Dec 04 14:38:40.231 INFO [stderr]     |                 |
Dec 04 14:38:40.231 INFO [stderr]     |                 help: remove this `mut`
Dec 04 14:38:40.243 INFO [stderr]     |
Dec 04 14:38:40.243 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 04 14:38:40.243 INFO [stderr] 
Dec 04 14:38:42.179 INFO [stderr] warning: unused import: `std::str`
Dec 04 14:38:42.179 INFO [stderr]  --> tests/test_echo_server.rs:7:5
Dec 04 14:38:42.180 INFO [stderr]   |
Dec 04 14:38:42.180 INFO [stderr] 7 | use std::str;
Dec 04 14:38:42.180 INFO [stderr]   |     ^^^^^^^^
Dec 04 14:38:42.181 INFO [stderr]   |
Dec 04 14:38:42.181 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 14:38:42.181 INFO [stderr] 
Dec 04 14:38:42.735 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.33s
Dec 04 14:38:42.736 INFO [stderr] su: No module specific data is present
Dec 04 14:38:43.946 INFO running `"docker" "inspect" "508aa5c917165845e8adac067cd541e32fc78a81855af3e9b902ae62e35919f8"`
Dec 04 14:38:44.317 INFO running `"docker" "rm" "-f" "508aa5c917165845e8adac067cd541e32fc78a81855af3e9b902ae62e35919f8"`
Dec 04 14:38:44.655 INFO [stdout] 508aa5c917165845e8adac067cd541e32fc78a81855af3e9b902ae62e35919f8