Dec 04 11:11:06.533 INFO checking rust-lang/rust-playpen against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 04 11:11:06.534 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-3/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/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 +1df97983eb2057dc6a8f7eb364e263b51ae23230-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 11:11:07.154 INFO [stdout] a6574cdea5c944e373af8d6756e4c2c73a7825db0ace814b331c9770e2ce01f4
Dec 04 11:11:07.156 INFO running `"docker" "start" "-a" "a6574cdea5c944e373af8d6756e4c2c73a7825db0ace814b331c9770e2ce01f4"`
Dec 04 11:11:08.766 INFO [stderr] usermod: no changes
Dec 04 11:11:09.932 INFO [stderr]    Compiling gcc v0.3.53
Dec 04 11:11:09.947 INFO [stderr]     Checking futures v0.1.15
Dec 04 11:11:09.963 INFO [stderr]     Checking serde v1.0.12
Dec 04 11:11:09.967 INFO [stderr]     Checking itoa v0.3.3
Dec 04 11:11:09.977 INFO [stderr]     Checking num_cpus v1.6.2
Dec 04 11:11:09.977 INFO [stderr]     Checking wait-timeout v0.1.5
Dec 04 11:11:09.977 INFO [stderr]     Checking net2 v0.2.31
Dec 04 11:11:09.978 INFO [stderr]     Checking libflate v0.1.11
Dec 04 11:11:11.413 INFO [stderr]     Checking aho-corasick v0.6.3
Dec 04 11:11:12.123 INFO [stderr]     Checking hyper v0.10.13
Dec 04 11:11:12.179 INFO [stderr]    Compiling serde_derive v1.0.14
Dec 04 11:11:12.880 INFO [stderr]     Checking mime v0.3.3
Dec 04 11:11:15.761 INFO [stderr]     Checking mio v0.6.10
Dec 04 11:11:16.064 INFO [stderr]     Checking regex v0.2.2
Dec 04 11:11:24.771 INFO [stderr]    Compiling openssl-sys v0.9.17
Dec 04 11:11:24.771 INFO [stderr]    Compiling backtrace-sys v0.1.12
Dec 04 11:11:26.975 INFO [stderr]     Checking env_logger v0.4.3
Dec 04 11:11:29.241 INFO [stderr]     Checking iron v0.5.1
Dec 04 11:11:30.849 INFO [stderr]     Checking tokio-io v0.1.3
Dec 04 11:11:30.924 INFO [stderr]     Checking tokio-service v0.1.0
Dec 04 11:11:37.831 INFO [stderr]     Checking futures-cpupool v0.1.5
Dec 04 11:11:38.000 INFO [stderr]     Checking tokio-timer v0.1.2
Dec 04 11:11:38.064 INFO [stderr]     Checking mount v0.3.0
Dec 04 11:11:38.168 INFO [stderr]     Checking router v0.5.1
Dec 04 11:11:38.206 INFO [stderr]     Checking tokio-core v0.1.9
Dec 04 11:11:40.772 INFO [stderr]     Checking tokio-mockstream v1.1.0
Dec 04 11:11:43.301 INFO [stderr]    Compiling openssl v0.9.17
Dec 04 11:11:43.421 INFO [stderr]     Checking staticfile v0.4.0
Dec 04 11:11:46.447 INFO [stderr]     Checking tokio-proto v0.1.1
Dec 04 11:11:57.972 INFO [stderr]     Checking hyper v0.11.2
Dec 04 11:11:59.184 INFO [stderr]     Checking toml v0.4.5
Dec 04 11:11:59.186 INFO [stderr]     Checking serde_urlencoded v0.5.1
Dec 04 11:11:59.186 INFO [stderr]     Checking serde_json v1.0.3
Dec 04 11:11:59.427 INFO [stderr]     Checking native-tls v0.1.4
Dec 04 11:12:02.420 INFO [stderr]     Checking tokio-tls v0.1.3
Dec 04 11:12:05.107 INFO [stderr]     Checking backtrace v0.3.3
Dec 04 11:12:06.474 INFO [stderr]     Checking error-chain v0.10.0
Dec 04 11:12:08.226 INFO [stderr]     Checking irc v0.12.4
Dec 04 11:12:10.740 INFO [stderr]     Checking hyper-tls v0.1.2
Dec 04 11:12:11.974 INFO [stderr]     Checking reqwest v0.7.3
Dec 04 11:12:14.154 INFO [stderr]     Checking rust-playpen v0.1.0 (/source)
Dec 04 11:12:18.147 INFO [stderr] warning: unused `#[macro_use]` import
Dec 04 11:12:18.147 INFO [stderr]  --> src/bin/playpen.rs:2:1
Dec 04 11:12:18.147 INFO [stderr]   |
Dec 04 11:12:18.147 INFO [stderr] 2 | #[macro_use] extern crate log;
Dec 04 11:12:18.147 INFO [stderr]   | ^^^^^^^^^^^^
Dec 04 11:12:18.147 INFO [stderr]   |
Dec 04 11:12:18.147 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 11:12:18.147 INFO [stderr] 
Dec 04 11:12:18.147 INFO [stderr] warning: unused `#[macro_use]` import
Dec 04 11:12:18.147 INFO [stderr]  --> src/bin/playpen.rs:2:1
Dec 04 11:12:18.147 INFO [stderr]   |
Dec 04 11:12:18.147 INFO [stderr] 2 | #[macro_use] extern crate log;
Dec 04 11:12:18.147 INFO [stderr]   | ^^^^^^^^^^^^
Dec 04 11:12:18.147 INFO [stderr]   |
Dec 04 11:12:18.147 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 11:12:18.147 INFO [stderr] 
Dec 04 11:12:19.491 INFO [stderr] warning: unused imports: `AssertUnwindSafe`, `catch_unwind`
Dec 04 11:12:19.491 INFO [stderr]   --> src/bin/playbot.rs:14:18
Dec 04 11:12:19.491 INFO [stderr]    |
Dec 04 11:12:19.492 INFO [stderr] 14 | use std::panic::{AssertUnwindSafe, catch_unwind};
Dec 04 11:12:19.492 INFO [stderr]    |                  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
Dec 04 11:12:19.492 INFO [stderr]    |
Dec 04 11:12:19.499 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 04 11:12:19.499 INFO [stderr] 
Dec 04 11:12:19.644 INFO [stderr] warning: unused imports: `AssertUnwindSafe`, `catch_unwind`
Dec 04 11:12:19.644 INFO [stderr]   --> src/bin/playbot.rs:14:18
Dec 04 11:12:19.644 INFO [stderr]    |
Dec 04 11:12:19.644 INFO [stderr] 14 | use std::panic::{AssertUnwindSafe, catch_unwind};
Dec 04 11:12:19.644 INFO [stderr]    |                  ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^
Dec 04 11:12:19.644 INFO [stderr]    |
Dec 04 11:12:19.644 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 04 11:12:19.644 INFO [stderr] 
Dec 04 11:12:20.147 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 11s
Dec 04 11:12:20.179 INFO [stderr] su: No module specific data is present
Dec 04 11:12:21.615 INFO running `"docker" "inspect" "a6574cdea5c944e373af8d6756e4c2c73a7825db0ace814b331c9770e2ce01f4"`
Dec 04 11:12:21.999 INFO running `"docker" "rm" "-f" "a6574cdea5c944e373af8d6756e4c2c73a7825db0ace814b331c9770e2ce01f4"`
Dec 04 11:12:22.247 INFO [stdout] a6574cdea5c944e373af8d6756e4c2c73a7825db0ace814b331c9770e2ce01f4