Dec 04 22:03:33.101 INFO checking bahusvel/dssc against master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc for pr-56481
Dec 04 22:03:33.102 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-7/master#c8ae2de8363be088604ffa2ccba84ff7ad7250bc:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/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 22:03:33.335 INFO [stdout] 6debce473ae9212cc2fe3a1ad1251f4dc512672adbb67717c9429cb3069a7263
Dec 04 22:03:33.337 INFO running `"docker" "start" "-a" "6debce473ae9212cc2fe3a1ad1251f4dc512672adbb67717c9429cb3069a7263"`
Dec 04 22:03:33.902 INFO [stderr] usermod: no changes
Dec 04 22:03:34.054 INFO [stderr]    Compiling zstd-sys v1.4.2+zstd.1.3.3
Dec 04 22:04:07.875 INFO [stderr]     Checking zstd-safe v1.4.2+zstd.1.3.3
Dec 04 22:04:08.391 INFO [stderr]     Checking zstd v0.4.17+zstd.1.3.3
Dec 04 22:04:08.991 INFO [stderr]     Checking dssc v0.1.0 (/source)
Dec 04 22:04:09.854 INFO [stderr] warning: unused import: `self::fnv::FnvHashSet`
Dec 04 22:04:09.854 INFO [stderr]  --> src/chunkmap.rs:5:5
Dec 04 22:04:09.854 INFO [stderr]   |
Dec 04 22:04:09.854 INFO [stderr] 5 | use self::fnv::FnvHashSet;
Dec 04 22:04:09.854 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:09.854 INFO [stderr]   |
Dec 04 22:04:09.854 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 22:04:09.854 INFO [stderr] 
Dec 04 22:04:09.854 INFO [stderr] warning: unused import: `Hash`
Dec 04 22:04:09.854 INFO [stderr]   --> src/chunkmap.rs:12:17
Dec 04 22:04:09.854 INFO [stderr]    |
Dec 04 22:04:09.854 INFO [stderr] 12 | use std::hash::{Hash, Hasher};
Dec 04 22:04:09.854 INFO [stderr]    |                 ^^^^
Dec 04 22:04:09.854 INFO [stderr] 
Dec 04 22:04:10.051 INFO [stderr] warning: unused import: `self::fnv::FnvHashSet`
Dec 04 22:04:10.051 INFO [stderr]  --> src/chunkmap.rs:5:5
Dec 04 22:04:10.051 INFO [stderr]   |
Dec 04 22:04:10.051 INFO [stderr] 5 | use self::fnv::FnvHashSet;
Dec 04 22:04:10.051 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.051 INFO [stderr]   |
Dec 04 22:04:10.051 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 04 22:04:10.051 INFO [stderr] 
Dec 04 22:04:10.051 INFO [stderr] warning: unused import: `Hash`
Dec 04 22:04:10.051 INFO [stderr]   --> src/chunkmap.rs:12:17
Dec 04 22:04:10.051 INFO [stderr]    |
Dec 04 22:04:10.051 INFO [stderr] 12 | use std::hash::{Hash, Hasher};
Dec 04 22:04:10.051 INFO [stderr]    |                 ^^^^
Dec 04 22:04:10.051 INFO [stderr] 
Dec 04 22:04:10.233 INFO [stderr] warning: unused import: `Read`
Dec 04 22:04:10.233 INFO [stderr]   --> src/other.rs:10:33
Dec 04 22:04:10.234 INFO [stderr]    |
Dec 04 22:04:10.234 INFO [stderr] 10 | use std::io::{Error, ErrorKind, Read, Write};
Dec 04 22:04:10.234 INFO [stderr]    |                                 ^^^^
Dec 04 22:04:10.235 INFO [stderr] 
Dec 04 22:04:10.235 INFO [stderr] warning: unused import: `Hasher`
Dec 04 22:04:10.235 INFO [stderr]   --> src/chunkmap.rs:12:23
Dec 04 22:04:10.236 INFO [stderr]    |
Dec 04 22:04:10.236 INFO [stderr] 12 | use std::hash::{Hash, Hasher};
Dec 04 22:04:10.237 INFO [stderr]    |                       ^^^^^^
Dec 04 22:04:10.237 INFO [stderr] 
Dec 04 22:04:10.355 INFO [stderr] warning: field is never used: `decoder`
Dec 04 22:04:10.356 INFO [stderr]   --> src/other.rs:78:5
Dec 04 22:04:10.356 INFO [stderr]    |
Dec 04 22:04:10.356 INFO [stderr] 78 |     decoder: DeflateDecoder<WriteProxy<Vec<u8>>>,
Dec 04 22:04:10.357 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.357 INFO [stderr]    |
Dec 04 22:04:10.357 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 22:04:10.357 INFO [stderr] 
Dec 04 22:04:10.358 INFO [stderr] warning: constant item is never used: `CHUNK_SIZE`
Dec 04 22:04:10.358 INFO [stderr]   --> src/chunkmap.rs:16:1
Dec 04 22:04:10.359 INFO [stderr]    |
Dec 04 22:04:10.359 INFO [stderr] 16 | const CHUNK_SIZE: usize = 4;
Dec 04 22:04:10.359 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.359 INFO [stderr] 
Dec 04 22:04:10.360 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 04 22:04:10.360 INFO [stderr]  --> src/lib.rs:2:12
Dec 04 22:04:10.361 INFO [stderr]   |
Dec 04 22:04:10.361 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Dec 04 22:04:10.361 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.362 INFO [stderr]   |
Dec 04 22:04:10.362 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 22:04:10.362 INFO [stderr] 
Dec 04 22:04:10.365 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Dec 04 22:04:10.365 INFO [stderr]  --> src/lib.rs:1:12
Dec 04 22:04:10.365 INFO [stderr]   |
Dec 04 22:04:10.365 INFO [stderr] 1 | #![feature(iterator_step_by)]
Dec 04 22:04:10.365 INFO [stderr]   |            ^^^^^^^^^^^^^^^^
Dec 04 22:04:10.365 INFO [stderr] 
Dec 04 22:04:10.367 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:04:10.367 INFO [stderr]   --> src/other.rs:93:9
Dec 04 22:04:10.367 INFO [stderr]    |
Dec 04 22:04:10.367 INFO [stderr] 93 |         self.encoder.write(&in_buf);
Dec 04 22:04:10.367 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.371 INFO [stderr]    |
Dec 04 22:04:10.371 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 22:04:10.371 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:04:10.371 INFO [stderr] 
Dec 04 22:04:10.371 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:04:10.371 INFO [stderr]   --> src/other.rs:94:9
Dec 04 22:04:10.371 INFO [stderr]    |
Dec 04 22:04:10.371 INFO [stderr] 94 |         self.encoder.flush();
Dec 04 22:04:10.371 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.371 INFO [stderr]    |
Dec 04 22:04:10.371 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:04:10.371 INFO [stderr] 
Dec 04 22:04:10.372 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:04:10.372 INFO [stderr]   --> src/other.rs:99:9
Dec 04 22:04:10.372 INFO [stderr]    |
Dec 04 22:04:10.372 INFO [stderr] 99 |         self.encoder.write(&in_buf);
Dec 04 22:04:10.372 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.372 INFO [stderr]    |
Dec 04 22:04:10.372 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:04:10.372 INFO [stderr] 
Dec 04 22:04:10.372 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:04:10.372 INFO [stderr]    --> src/other.rs:100:9
Dec 04 22:04:10.372 INFO [stderr]     |
Dec 04 22:04:10.372 INFO [stderr] 100 |         self.encoder.flush();
Dec 04 22:04:10.372 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.372 INFO [stderr]     |
Dec 04 22:04:10.372 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:04:10.372 INFO [stderr] 
Dec 04 22:04:10.529 INFO [stderr] warning: unused import: `Read`
Dec 04 22:04:10.529 INFO [stderr]   --> src/other.rs:10:33
Dec 04 22:04:10.529 INFO [stderr]    |
Dec 04 22:04:10.529 INFO [stderr] 10 | use std::io::{Error, ErrorKind, Read, Write};
Dec 04 22:04:10.529 INFO [stderr]    |                                 ^^^^
Dec 04 22:04:10.529 INFO [stderr] 
Dec 04 22:04:10.529 INFO [stderr] warning: unused import: `Hasher`
Dec 04 22:04:10.529 INFO [stderr]   --> src/chunkmap.rs:12:23
Dec 04 22:04:10.529 INFO [stderr]    |
Dec 04 22:04:10.530 INFO [stderr] 12 | use std::hash::{Hash, Hasher};
Dec 04 22:04:10.530 INFO [stderr]    |                       ^^^^^^
Dec 04 22:04:10.530 INFO [stderr] 
Dec 04 22:04:10.725 INFO [stderr] warning: field is never used: `decoder`
Dec 04 22:04:10.725 INFO [stderr]   --> src/other.rs:78:5
Dec 04 22:04:10.725 INFO [stderr]    |
Dec 04 22:04:10.725 INFO [stderr] 78 |     decoder: DeflateDecoder<WriteProxy<Vec<u8>>>,
Dec 04 22:04:10.725 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.726 INFO [stderr]    |
Dec 04 22:04:10.726 INFO [stderr]    = note: #[warn(dead_code)] on by default
Dec 04 22:04:10.726 INFO [stderr] 
Dec 04 22:04:10.743 INFO [stderr] warning: constant item is never used: `CHUNK_SIZE`
Dec 04 22:04:10.743 INFO [stderr]   --> src/chunkmap.rs:16:1
Dec 04 22:04:10.743 INFO [stderr]    |
Dec 04 22:04:10.743 INFO [stderr] 16 | const CHUNK_SIZE: usize = 4;
Dec 04 22:04:10.743 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.743 INFO [stderr] 
Dec 04 22:04:10.744 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Dec 04 22:04:10.744 INFO [stderr]  --> src/lib.rs:2:12
Dec 04 22:04:10.744 INFO [stderr]   |
Dec 04 22:04:10.744 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Dec 04 22:04:10.744 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.745 INFO [stderr]   |
Dec 04 22:04:10.745 INFO [stderr]   = note: #[warn(stable_features)] on by default
Dec 04 22:04:10.745 INFO [stderr] 
Dec 04 22:04:10.746 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Dec 04 22:04:10.746 INFO [stderr]  --> src/lib.rs:1:12
Dec 04 22:04:10.746 INFO [stderr]   |
Dec 04 22:04:10.746 INFO [stderr] 1 | #![feature(iterator_step_by)]
Dec 04 22:04:10.746 INFO [stderr]   |            ^^^^^^^^^^^^^^^^
Dec 04 22:04:10.746 INFO [stderr] 
Dec 04 22:04:10.751 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:04:10.751 INFO [stderr]   --> src/other.rs:93:9
Dec 04 22:04:10.751 INFO [stderr]    |
Dec 04 22:04:10.751 INFO [stderr] 93 |         self.encoder.write(&in_buf);
Dec 04 22:04:10.751 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.751 INFO [stderr]    |
Dec 04 22:04:10.751 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 04 22:04:10.752 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:04:10.752 INFO [stderr] 
Dec 04 22:04:10.752 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:04:10.752 INFO [stderr]   --> src/other.rs:94:9
Dec 04 22:04:10.752 INFO [stderr]    |
Dec 04 22:04:10.752 INFO [stderr] 94 |         self.encoder.flush();
Dec 04 22:04:10.752 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.753 INFO [stderr]    |
Dec 04 22:04:10.753 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:04:10.753 INFO [stderr] 
Dec 04 22:04:10.753 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:04:10.753 INFO [stderr]   --> src/other.rs:99:9
Dec 04 22:04:10.753 INFO [stderr]    |
Dec 04 22:04:10.753 INFO [stderr] 99 |         self.encoder.write(&in_buf);
Dec 04 22:04:10.754 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.754 INFO [stderr]    |
Dec 04 22:04:10.754 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:04:10.754 INFO [stderr] 
Dec 04 22:04:10.754 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 04 22:04:10.754 INFO [stderr]    --> src/other.rs:100:9
Dec 04 22:04:10.754 INFO [stderr]     |
Dec 04 22:04:10.755 INFO [stderr] 100 |         self.encoder.flush();
Dec 04 22:04:10.755 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Dec 04 22:04:10.755 INFO [stderr]     |
Dec 04 22:04:10.755 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 04 22:04:10.755 INFO [stderr] 
Dec 04 22:04:12.546 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.62s
Dec 04 22:04:12.556 INFO [stderr] su: No module specific data is present
Dec 04 22:04:13.723 INFO running `"docker" "inspect" "6debce473ae9212cc2fe3a1ad1251f4dc512672adbb67717c9429cb3069a7263"`
Dec 04 22:04:14.057 INFO running `"docker" "rm" "-f" "6debce473ae9212cc2fe3a1ad1251f4dc512672adbb67717c9429cb3069a7263"`
Dec 04 22:04:14.315 INFO [stdout] 6debce473ae9212cc2fe3a1ad1251f4dc512672adbb67717c9429cb3069a7263