Dec 17 18:24:34.825 INFO checking oll3/bita against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 17 18:24:34.825 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/gh/oll3/bita:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 18:24:35.324 INFO [stdout] bc1f4d89eaf689ea43c788a73e2e2a58ee32f3a0088928ac3dec0f8d95c18ad8
Dec 17 18:24:35.330 INFO running `"docker" "start" "-a" "bc1f4d89eaf689ea43c788a73e2e2a58ee32f3a0088928ac3dec0f8d95c18ad8"`
Dec 17 18:24:37.170 INFO [stderr]    Compiling bindgen v0.42.3
Dec 17 18:24:37.171 INFO [stderr]     Checking subtle v1.0.0
Dec 17 18:24:37.174 INFO [stderr]    Compiling protobuf v2.2.0
Dec 17 18:24:37.181 INFO [stderr]    Compiling clang-sys v0.26.3
Dec 17 18:24:37.182 INFO [stderr]    Compiling regex-syntax v0.6.4
Dec 17 18:24:37.182 INFO [stderr]    Compiling humantime v1.2.0
Dec 17 18:24:37.182 INFO [stderr]    Compiling base64 v0.5.2
Dec 17 18:24:37.182 INFO [stderr]    Compiling rust-lzma v0.4.0
Dec 17 18:24:38.528 INFO [stderr]    Compiling arrayvec v0.4.9
Dec 17 18:24:40.599 INFO [stderr]    Compiling serde v1.0.82
Dec 17 18:24:40.609 INFO [stderr]    Compiling num_cpus v1.9.0
Dec 17 18:24:40.641 INFO [stderr]    Compiling atty v0.2.11
Dec 17 18:24:41.361 INFO [stderr]    Compiling which v1.0.5
Dec 17 18:24:41.552 INFO [stderr]     Checking socket2 v0.3.8
Dec 17 18:24:41.720 INFO [stderr]     Checking num_cpus v0.2.13
Dec 17 18:24:41.936 INFO [stderr]    Compiling memchr v2.1.2
Dec 17 18:24:42.668 INFO [stderr]     Checking threadpool v1.7.1
Dec 17 18:24:44.456 INFO [stderr]    Compiling crossbeam-epoch v0.3.1
Dec 17 18:24:45.175 INFO [stderr]    Compiling clap v2.32.0
Dec 17 18:24:45.180 INFO [stderr]     Checking crypto-mac v0.7.0
Dec 17 18:24:46.860 INFO [stderr]     Checking blake2 v0.8.0
Dec 17 18:24:46.908 INFO [stderr]    Compiling aho-corasick v0.6.9
Dec 17 18:24:46.908 INFO [stderr]    Compiling nom v4.1.1
Dec 17 18:24:49.328 INFO [stderr]    Compiling crossbeam-deque v0.2.0
Dec 17 18:24:51.644 INFO [stderr]    Compiling rayon-core v1.4.1
Dec 17 18:24:59.946 INFO [stderr]    Compiling rayon v1.0.3
Dec 17 18:25:00.202 INFO [stderr]    Compiling cexpr v0.3.3
Dec 17 18:25:12.612 INFO [stderr]    Compiling regex v1.1.0
Dec 17 18:25:19.515 INFO [stderr]    Compiling cc v1.0.26
Dec 17 18:25:34.812 INFO [stderr]    Compiling blob v0.2.0
Dec 17 18:25:37.360 INFO [stderr]    Compiling env_logger v0.5.13
Dec 17 18:25:37.447 INFO [stderr]    Compiling libloading v0.5.0
Dec 17 18:25:37.447 INFO [stderr]    Compiling libz-sys v1.0.25
Dec 17 18:25:37.447 INFO [stderr]    Compiling backtrace-sys v0.1.26
Dec 17 18:25:37.447 INFO [stderr]    Compiling openssl-sys v0.9.39
Dec 17 18:25:37.447 INFO [stderr]    Compiling curl-sys v0.4.15
Dec 17 18:25:41.289 INFO [stderr]     Checking backtrace v0.3.13
Dec 17 18:25:41.984 INFO [stderr]     Checking error-chain v0.12.0
Dec 17 18:25:47.596 INFO [stderr]     Checking curl v0.4.19
Dec 17 18:26:16.181 INFO [stderr]    Compiling zstd-sys v1.4.6+zstd.1.3.7
Dec 17 18:26:59.569 INFO [stderr]     Checking zstd-safe v1.4.6+zstd.1.3.7
Dec 17 18:26:59.969 INFO [stderr]     Checking zstd v0.4.21+zstd.1.3.7
Dec 17 18:27:00.393 INFO [stderr]     Checking bita v0.1.0 (/opt/crater/workdir)
Dec 17 18:27:02.432 INFO [stderr] warning: method is never used: `done`
Dec 17 18:27:02.432 INFO [stderr]   --> src/ordered_mpsc.rs:12:5
Dec 17 18:27:02.432 INFO [stderr]    |
Dec 17 18:27:02.432 INFO [stderr] 12 |     pub fn done(self) {
Dec 17 18:27:02.432 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^
Dec 17 18:27:02.432 INFO [stderr]    |
Dec 17 18:27:02.432 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 17 18:27:02.432 INFO [stderr] 
Dec 17 18:27:02.460 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 18:27:02.460 INFO [stderr]   --> src/ordered_mpsc.rs:76:13
Dec 17 18:27:02.460 INFO [stderr]    |
Dec 17 18:27:02.460 INFO [stderr] 76 |             tx3.send("5");
Dec 17 18:27:02.460 INFO [stderr]    |             ^^^^^^^^^^^^^^
Dec 17 18:27:02.460 INFO [stderr]    |
Dec 17 18:27:02.460 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 18:27:02.460 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 18:27:02.460 INFO [stderr] 
Dec 17 18:27:02.460 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 18:27:02.460 INFO [stderr]   --> src/ordered_mpsc.rs:77:13
Dec 17 18:27:02.460 INFO [stderr]    |
Dec 17 18:27:02.460 INFO [stderr] 77 |             tx3.send("6");
Dec 17 18:27:02.460 INFO [stderr]    |             ^^^^^^^^^^^^^^
Dec 17 18:27:02.460 INFO [stderr]    |
Dec 17 18:27:02.460 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 18:27:02.460 INFO [stderr] 
Dec 17 18:27:02.461 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 18:27:02.461 INFO [stderr]   --> src/ordered_mpsc.rs:78:13
Dec 17 18:27:02.461 INFO [stderr]    |
Dec 17 18:27:02.461 INFO [stderr] 78 |             tx3.send("7");
Dec 17 18:27:02.461 INFO [stderr]    |             ^^^^^^^^^^^^^^
Dec 17 18:27:02.461 INFO [stderr]    |
Dec 17 18:27:02.461 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 18:27:02.461 INFO [stderr] 
Dec 17 18:27:02.468 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 18:27:02.468 INFO [stderr]   --> src/ordered_mpsc.rs:80:13
Dec 17 18:27:02.468 INFO [stderr]    |
Dec 17 18:27:02.468 INFO [stderr] 80 |             tx2.send("2");
Dec 17 18:27:02.468 INFO [stderr]    |             ^^^^^^^^^^^^^^
Dec 17 18:27:02.468 INFO [stderr]    |
Dec 17 18:27:02.468 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 18:27:02.468 INFO [stderr] 
Dec 17 18:27:02.468 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 18:27:02.468 INFO [stderr]   --> src/ordered_mpsc.rs:81:13
Dec 17 18:27:02.468 INFO [stderr]    |
Dec 17 18:27:02.468 INFO [stderr] 81 |             tx2.send("3");
Dec 17 18:27:02.468 INFO [stderr]    |             ^^^^^^^^^^^^^^
Dec 17 18:27:02.468 INFO [stderr]    |
Dec 17 18:27:02.468 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 18:27:02.468 INFO [stderr] 
Dec 17 18:27:02.468 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 18:27:02.468 INFO [stderr]   --> src/ordered_mpsc.rs:82:13
Dec 17 18:27:02.468 INFO [stderr]    |
Dec 17 18:27:02.468 INFO [stderr] 82 |             tx2.send("4");
Dec 17 18:27:02.468 INFO [stderr]    |             ^^^^^^^^^^^^^^
Dec 17 18:27:02.468 INFO [stderr]    |
Dec 17 18:27:02.468 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 18:27:02.468 INFO [stderr] 
Dec 17 18:27:02.468 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 18:27:02.468 INFO [stderr]   --> src/ordered_mpsc.rs:83:13
Dec 17 18:27:02.468 INFO [stderr]    |
Dec 17 18:27:02.469 INFO [stderr] 83 |             tx1.send("1");
Dec 17 18:27:02.469 INFO [stderr]    |             ^^^^^^^^^^^^^^
Dec 17 18:27:02.469 INFO [stderr]    |
Dec 17 18:27:02.469 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 18:27:02.469 INFO [stderr] 
Dec 17 18:27:02.505 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 25s
Dec 17 18:27:03.519 INFO running `"docker" "inspect" "bc1f4d89eaf689ea43c788a73e2e2a58ee32f3a0088928ac3dec0f8d95c18ad8"`
Dec 17 18:27:03.908 INFO running `"docker" "rm" "-f" "bc1f4d89eaf689ea43c788a73e2e2a58ee32f3a0088928ac3dec0f8d95c18ad8"`
Dec 17 18:27:04.312 INFO [stdout] bc1f4d89eaf689ea43c788a73e2e2a58ee32f3a0088928ac3dec0f8d95c18ad8