Dec 01 02:07:55.678 INFO checking amber-0.5.1 against master#a49316ddc99d9d595193557fc899f6c52e4d9af9 for pr-56323
Dec 01 02:07:55.678 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/master#a49316ddc99d9d595193557fc899f6c52e4d9af9:/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 +a49316ddc99d9d595193557fc899f6c52e4d9af9-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 01 02:07:56.035 INFO [stdout] b53a3f56d203eaa996240d8c6057b3fc69e8c9e06fb5251960a6ad405e9b3e37
Dec 01 02:07:56.040 INFO running `"docker" "start" "-a" "b53a3f56d203eaa996240d8c6057b3fc69e8c9e06fb5251960a6ad405e9b3e37"`
Dec 01 02:07:57.796 INFO [stderr] usermod: no changes
Dec 01 02:07:58.056 INFO [stderr]    Compiling semver-parser v0.7.0
Dec 01 02:07:58.056 INFO [stderr]    Compiling proc-macro2 v0.4.24
Dec 01 02:07:58.056 INFO [stderr]    Compiling libc v0.2.44
Dec 01 02:07:58.056 INFO [stderr]    Compiling version_check v0.1.5
Dec 01 02:07:58.056 INFO [stderr]    Compiling unicode-xid v0.1.0
Dec 01 02:07:58.056 INFO [stderr]     Checking void v1.0.2
Dec 01 02:07:58.056 INFO [stderr]    Compiling nix v0.11.0
Dec 01 02:07:58.056 INFO [stderr]     Checking cfg-if v0.1.6
Dec 01 02:07:58.664 INFO [stderr]     Checking stable_deref_trait v1.1.1
Dec 01 02:07:59.232 INFO [stderr]     Checking rand_core v0.3.0
Dec 01 02:08:02.337 INFO [stderr]    Compiling unicode-segmentation v1.2.1
Dec 01 02:08:02.449 INFO [stderr]     Checking nodrop v0.1.13
Dec 01 02:08:02.682 INFO [stderr]    Compiling regex v1.0.6
Dec 01 02:08:02.886 INFO [stderr]     Checking memoffset v0.2.1
Dec 01 02:08:03.254 INFO [stderr]     Checking lazy_static v1.2.0
Dec 01 02:08:04.660 INFO [stderr]     Checking bitflags v1.0.4
Dec 01 02:08:04.702 INFO [stderr]     Checking strsim v0.7.0
Dec 01 02:08:05.347 INFO [stderr]     Checking scopeguard v0.3.3
Dec 01 02:08:05.417 INFO [stderr]     Checking ucd-util v0.1.3
Dec 01 02:08:06.043 INFO [stderr]     Checking ansi_term v0.11.0
Dec 01 02:08:06.338 INFO [stderr]     Checking vec_map v0.8.1
Dec 01 02:08:08.009 INFO [stderr]     Checking remove_dir_all v0.5.1
Dec 01 02:08:08.086 INFO [stderr]     Checking byteorder v1.2.7
Dec 01 02:08:08.176 INFO [stderr]     Checking utf8-ranges v1.0.2
Dec 01 02:08:09.097 INFO [stderr]     Checking rlibc v1.0.0
Dec 01 02:08:10.034 INFO [stderr]     Checking scoped_threadpool v0.1.9
Dec 01 02:08:10.377 INFO [stderr]     Checking glob v0.2.11
Dec 01 02:08:12.011 INFO [stderr]     Checking crossbeam-utils v0.3.2
Dec 01 02:08:12.058 INFO [stderr]     Checking owning_ref v0.3.3
Dec 01 02:08:12.181 INFO [stderr]     Checking unreachable v1.0.0
Dec 01 02:08:12.777 INFO [stderr]     Checking textwrap v0.10.0
Dec 01 02:08:13.586 INFO [stderr]     Checking arrayvec v0.4.8
Dec 01 02:08:14.765 INFO [stderr]     Checking rand_isaac v0.1.1
Dec 01 02:08:15.941 INFO [stderr]     Checking rand_hc v0.1.0
Dec 01 02:08:16.063 INFO [stderr]     Checking rand_xorshift v0.1.0
Dec 01 02:08:17.135 INFO [stderr]     Checking thread_local v0.3.6
Dec 01 02:08:17.284 INFO [stderr]    Compiling memchr v2.1.1
Dec 01 02:08:17.325 INFO [stderr]    Compiling semver v0.9.0
Dec 01 02:08:17.858 INFO [stderr]    Compiling heck v0.3.0
Dec 01 02:08:18.745 INFO [stderr]     Checking regex-syntax v0.6.3
Dec 01 02:08:20.204 INFO [stderr]     Checking smallvec v0.6.7
Dec 01 02:08:22.296 INFO [stderr]     Checking term v0.5.1
Dec 01 02:08:22.540 INFO [stderr]     Checking crossbeam-epoch v0.4.3
Dec 01 02:08:28.109 INFO [stderr]    Compiling rustc_version v0.2.3
Dec 01 02:08:29.956 INFO [stderr]     Checking rand v0.4.3
Dec 01 02:08:29.956 INFO [stderr]     Checking atty v0.2.11
Dec 01 02:08:29.956 INFO [stderr]     Checking termios v0.2.2
Dec 01 02:08:32.388 INFO [stderr]     Checking memmap v0.6.2
Dec 01 02:08:32.503 INFO [stderr]     Checking time v0.1.40
Dec 01 02:08:33.705 INFO [stderr]     Checking num_cpus v1.8.0
Dec 01 02:08:35.393 INFO [stderr]    Compiling rand_chacha v0.1.0
Dec 01 02:08:35.393 INFO [stderr]    Compiling rand_pcg v0.1.1
Dec 01 02:08:36.988 INFO [stderr]    Compiling rand v0.6.1
Dec 01 02:08:37.680 INFO [stderr]     Checking getch v0.2.0
Dec 01 02:08:38.192 INFO [stderr]     Checking clap v2.32.0
Dec 01 02:08:38.632 INFO [stderr]     Checking aho-corasick v0.6.9
Dec 01 02:08:40.930 INFO [stderr]     Checking parking_lot_core v0.2.14
Dec 01 02:08:46.556 INFO [stderr]     Checking parking_lot v0.5.5
Dec 01 02:08:53.101 INFO [stderr]     Checking crossbeam-channel v0.1.3
Dec 01 02:08:59.907 INFO [stderr]    Compiling quote v0.6.10
Dec 01 02:09:00.317 INFO [stderr]     Checking ctrlc v3.1.1
Dec 01 02:09:00.428 INFO [stderr]     Checking tempfile v3.0.5
Dec 01 02:09:07.652 INFO [stderr]    Compiling syn v0.15.22
Dec 01 02:09:21.479 INFO [stderr]    Compiling structopt-derive v0.2.13
Dec 01 02:09:28.975 INFO [stderr]     Checking structopt v0.2.13
Dec 01 02:09:30.384 INFO [stderr]     Checking amber v0.5.1 (/source)
Dec 01 02:09:56.280 INFO [stderr] warning: unused import: `std::path::PathBuf`
Dec 01 02:09:56.280 INFO [stderr]  --> benches/path_finder.rs:7:5
Dec 01 02:09:56.280 INFO [stderr]   |
Dec 01 02:09:56.280 INFO [stderr] 7 | use std::path::PathBuf;
Dec 01 02:09:56.280 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^
Dec 01 02:09:56.280 INFO [stderr]   |
Dec 01 02:09:56.280 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 02:09:56.280 INFO [stderr] 
Dec 01 02:09:56.280 INFO [stderr] warning: unused import: `test::Bencher`
Dec 01 02:09:56.280 INFO [stderr]  --> benches/path_finder.rs:8:5
Dec 01 02:09:56.280 INFO [stderr]   |
Dec 01 02:09:56.280 INFO [stderr] 8 | use test::Bencher;
Dec 01 02:09:56.280 INFO [stderr]   |     ^^^^^^^^^^^^^
Dec 01 02:09:56.284 INFO [stderr] 
Dec 01 02:09:56.848 INFO [stderr] warning: unused `#[macro_use]` import
Dec 01 02:09:56.848 INFO [stderr]  --> src/ambs.rs:7:1
Dec 01 02:09:56.848 INFO [stderr]   |
Dec 01 02:09:56.848 INFO [stderr] 7 | #[macro_use]
Dec 01 02:09:56.848 INFO [stderr]   | ^^^^^^^^^^^^
Dec 01 02:09:56.848 INFO [stderr]   |
Dec 01 02:09:56.848 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 02:09:56.848 INFO [stderr] 
Dec 01 02:09:57.573 INFO [stderr] warning: unused `#[macro_use]` import
Dec 01 02:09:57.573 INFO [stderr]  --> src/ambs.rs:7:1
Dec 01 02:09:57.573 INFO [stderr]   |
Dec 01 02:09:57.573 INFO [stderr] 7 | #[macro_use]
Dec 01 02:09:57.573 INFO [stderr]   | ^^^^^^^^^^^^
Dec 01 02:09:57.573 INFO [stderr]   |
Dec 01 02:09:57.573 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 02:09:57.573 INFO [stderr] 
Dec 01 02:09:58.252 INFO [stderr] warning: unused `#[macro_use]` import
Dec 01 02:09:58.252 INFO [stderr]  --> src/ambr.rs:7:1
Dec 01 02:09:58.252 INFO [stderr]   |
Dec 01 02:09:58.252 INFO [stderr] 7 | #[macro_use]
Dec 01 02:09:58.252 INFO [stderr]   | ^^^^^^^^^^^^
Dec 01 02:09:58.252 INFO [stderr]   |
Dec 01 02:09:58.252 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 02:09:58.252 INFO [stderr] 
Dec 01 02:09:58.530 INFO [stderr] warning: unused `#[macro_use]` import
Dec 01 02:09:58.530 INFO [stderr]  --> src/ambr.rs:7:1
Dec 01 02:09:58.530 INFO [stderr]   |
Dec 01 02:09:58.530 INFO [stderr] 7 | #[macro_use]
Dec 01 02:09:58.530 INFO [stderr]   | ^^^^^^^^^^^^
Dec 01 02:09:58.530 INFO [stderr]   |
Dec 01 02:09:58.530 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 01 02:09:58.530 INFO [stderr] 
Dec 01 02:09:59.007 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 01s
Dec 01 02:09:59.021 INFO [stderr] su: No module specific data is present
Dec 01 02:09:59.878 INFO running `"docker" "inspect" "b53a3f56d203eaa996240d8c6057b3fc69e8c9e06fb5251960a6ad405e9b3e37"`
Dec 01 02:10:00.298 INFO running `"docker" "rm" "-f" "b53a3f56d203eaa996240d8c6057b3fc69e8c9e06fb5251960a6ad405e9b3e37"`
Dec 01 02:10:00.748 INFO [stdout] b53a3f56d203eaa996240d8c6057b3fc69e8c9e06fb5251960a6ad405e9b3e37