Dec 11 12:50:47.087 INFO checking nayato/length-push against master#3a75e80557a103497cffbcab395a2f37061a77ea for pr-56677
Dec 11 12:50:47.088 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-2/master#3a75e80557a103497cffbcab395a2f37061a77ea:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56677/master#3a75e80557a103497cffbcab395a2f37061a77ea:/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 +3a75e80557a103497cffbcab395a2f37061a77ea-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 11 12:50:47.488 INFO [stdout] 965f85cbc41c5149fe929fe9144307e8371bf2fa41c9420dd7a8d9de3c2e1e61
Dec 11 12:50:47.494 INFO running `"docker" "start" "-a" "965f85cbc41c5149fe929fe9144307e8371bf2fa41c9420dd7a8d9de3c2e1e61"`
Dec 11 12:50:48.401 INFO [stderr] usermod: no changes
Dec 11 12:50:48.724 INFO [stderr]    Compiling ring v0.13.2
Dec 11 12:50:48.732 INFO [stderr]     Checking bytes v0.4.9
Dec 11 12:50:48.732 INFO [stderr]    Compiling syn v0.14.6
Dec 11 12:50:48.732 INFO [stderr]     Checking chrono v0.4.5
Dec 11 12:50:48.732 INFO [stderr]     Checking error-chain v0.12.0
Dec 11 12:50:50.968 INFO [stderr]     Checking tokio-io v0.1.5
Dec 11 12:50:53.998 INFO [stderr]     Checking tokio-core v0.1.12
Dec 11 12:51:01.652 INFO [stderr]    Compiling structopt-derive v0.2.10
Dec 11 12:51:02.928 INFO [stderr]     Checking webpki v0.18.1
Dec 11 12:51:02.928 INFO [stderr]     Checking sct v0.3.0
Dec 11 12:51:04.996 INFO [stderr]     Checking rustls v0.12.0
Dec 11 12:51:06.626 INFO [stderr]     Checking structopt v0.2.10
Dec 11 12:51:09.992 INFO [stderr]     Checking tokio-rustls v0.5.0
Dec 11 12:51:10.603 INFO [stderr]     Checking length-push v0.1.0 (/source)
Dec 11 12:51:10.751 INFO [stderr] warning: lint `unused_doc_comment` has been renamed to `unused_doc_comments`
Dec 11 12:51:10.751 INFO [stderr]  --> src/error.rs:1:10
Dec 11 12:51:10.752 INFO [stderr]   |
Dec 11 12:51:10.752 INFO [stderr] 1 | #![allow(unused_doc_comment)]
Dec 11 12:51:10.752 INFO [stderr]   |          ^^^^^^^^^^^^^^^^^^ help: use the new name: `unused_doc_comments`
Dec 11 12:51:10.753 INFO [stderr]   |
Dec 11 12:51:10.753 INFO [stderr]   = note: #[warn(renamed_and_removed_lints)] on by default
Dec 11 12:51:10.753 INFO [stderr] 
Dec 11 12:51:10.784 INFO [stderr] warning: lint `unused_doc_comment` has been renamed to `unused_doc_comments`
Dec 11 12:51:10.784 INFO [stderr]  --> src/error.rs:1:10
Dec 11 12:51:10.784 INFO [stderr]   |
Dec 11 12:51:10.785 INFO [stderr] 1 | #![allow(unused_doc_comment)]
Dec 11 12:51:10.785 INFO [stderr]   |          ^^^^^^^^^^^^^^^^^^ help: use the new name: `unused_doc_comments`
Dec 11 12:51:10.785 INFO [stderr]   |
Dec 11 12:51:10.785 INFO [stderr]   = note: #[warn(renamed_and_removed_lints)] on by default
Dec 11 12:51:10.785 INFO [stderr] 
Dec 11 12:51:12.844 INFO [stderr] warning: unused import: `codec::LengthCodec`
Dec 11 12:51:12.845 INFO [stderr]   --> src/main.rs:37:5
Dec 11 12:51:12.845 INFO [stderr]    |
Dec 11 12:51:12.845 INFO [stderr] 37 | use codec::LengthCodec;
Dec 11 12:51:12.846 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 11 12:51:12.846 INFO [stderr]    |
Dec 11 12:51:12.846 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 12:51:12.846 INFO [stderr] 
Dec 11 12:51:13.032 INFO [stderr] warning: unused import: `codec::LengthCodec`
Dec 11 12:51:13.032 INFO [stderr]   --> src/main.rs:37:5
Dec 11 12:51:13.032 INFO [stderr]    |
Dec 11 12:51:13.032 INFO [stderr] 37 | use codec::LengthCodec;
Dec 11 12:51:13.032 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^
Dec 11 12:51:13.032 INFO [stderr]    |
Dec 11 12:51:13.033 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 11 12:51:13.033 INFO [stderr] 
Dec 11 12:51:13.395 INFO [stderr] warning: unused variable: `offset`
Dec 11 12:51:13.395 INFO [stderr]   --> src/main.rs:95:5
Dec 11 12:51:13.395 INFO [stderr]    |
Dec 11 12:51:13.395 INFO [stderr] 95 |     offset: usize,
Dec 11 12:51:13.395 INFO [stderr]    |     ^^^^^^ help: consider using `_offset` instead
Dec 11 12:51:13.395 INFO [stderr]    |
Dec 11 12:51:13.395 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 12:51:13.395 INFO [stderr] 
Dec 11 12:51:13.586 INFO [stderr] warning: struct is never constructed: `LengthCodec`
Dec 11 12:51:13.586 INFO [stderr]  --> src/codec.rs:5:1
Dec 11 12:51:13.586 INFO [stderr]   |
Dec 11 12:51:13.586 INFO [stderr] 5 | pub struct LengthCodec {
Dec 11 12:51:13.586 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:51:13.586 INFO [stderr]   |
Dec 11 12:51:13.586 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 12:51:13.586 INFO [stderr] 
Dec 11 12:51:13.586 INFO [stderr] warning: method is never used: `new`
Dec 11 12:51:13.586 INFO [stderr]   --> src/codec.rs:16:5
Dec 11 12:51:13.586 INFO [stderr]    |
Dec 11 12:51:13.586 INFO [stderr] 16 |     pub fn new() -> LengthCodec {
Dec 11 12:51:13.586 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:51:13.587 INFO [stderr] 
Dec 11 12:51:13.600 INFO [stderr] warning: unused variable: `offset`
Dec 11 12:51:13.600 INFO [stderr]   --> src/main.rs:95:5
Dec 11 12:51:13.600 INFO [stderr]    |
Dec 11 12:51:13.600 INFO [stderr] 95 |     offset: usize,
Dec 11 12:51:13.600 INFO [stderr]    |     ^^^^^^ help: consider using `_offset` instead
Dec 11 12:51:13.600 INFO [stderr]    |
Dec 11 12:51:13.600 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 11 12:51:13.600 INFO [stderr] 
Dec 11 12:51:13.790 INFO [stderr] warning: struct is never constructed: `LengthCodec`
Dec 11 12:51:13.790 INFO [stderr]  --> src/codec.rs:5:1
Dec 11 12:51:13.791 INFO [stderr]   |
Dec 11 12:51:13.791 INFO [stderr] 5 | pub struct LengthCodec {
Dec 11 12:51:13.791 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:51:13.791 INFO [stderr]   |
Dec 11 12:51:13.792 INFO [stderr]   = note: #[warn(dead_code)] on by default
Dec 11 12:51:13.792 INFO [stderr] 
Dec 11 12:51:13.792 INFO [stderr] warning: method is never used: `new`
Dec 11 12:51:13.792 INFO [stderr]   --> src/codec.rs:16:5
Dec 11 12:51:13.793 INFO [stderr]    |
Dec 11 12:51:13.793 INFO [stderr] 16 |     pub fn new() -> LengthCodec {
Dec 11 12:51:13.793 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 11 12:51:13.793 INFO [stderr] 
Dec 11 12:51:13.833 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.40s
Dec 11 12:51:13.844 INFO [stderr] su: No module specific data is present
Dec 11 12:51:15.338 INFO running `"docker" "inspect" "965f85cbc41c5149fe929fe9144307e8371bf2fa41c9420dd7a8d9de3c2e1e61"`
Dec 11 12:51:15.684 INFO running `"docker" "rm" "-f" "965f85cbc41c5149fe929fe9144307e8371bf2fa41c9420dd7a8d9de3c2e1e61"`
Dec 11 12:51:16.088 INFO [stdout] 965f85cbc41c5149fe929fe9144307e8371bf2fa41c9420dd7a8d9de3c2e1e61