Nov 28 08:55:41.585 INFO checking bahusvel/dssc against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 08:55:41.585 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-3/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-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"`
Nov 28 08:55:41.953 INFO [stdout] bf8792e3c9e18c714710a940780e8d8341322ee47ecf1c93d1d73ef2dcce93e8
Nov 28 08:55:41.957 INFO running `"docker" "start" "-a" "bf8792e3c9e18c714710a940780e8d8341322ee47ecf1c93d1d73ef2dcce93e8"`
Nov 28 08:55:42.437 INFO [stderr] usermod: no changes
Nov 28 08:55:42.498 INFO [stderr]    Compiling zstd-sys v1.4.2+zstd.1.3.3
Nov 28 08:55:42.499 INFO [stderr]     Checking flate2 v1.0.1
Nov 28 08:56:15.333 INFO [stderr]     Checking zstd-safe v1.4.2+zstd.1.3.3
Nov 28 08:56:15.781 INFO [stderr]     Checking zstd v0.4.17+zstd.1.3.3
Nov 28 08:56:16.389 INFO [stderr]     Checking dssc v0.1.0 (/source)
Nov 28 08:56:17.137 INFO [stderr] warning: unused import: `self::fnv::FnvHashSet`
Nov 28 08:56:17.138 INFO [stderr]  --> src/chunkmap.rs:5:5
Nov 28 08:56:17.138 INFO [stderr]   |
Nov 28 08:56:17.138 INFO [stderr] 5 | use self::fnv::FnvHashSet;
Nov 28 08:56:17.138 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:17.138 INFO [stderr]   |
Nov 28 08:56:17.138 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 08:56:17.138 INFO [stderr] 
Nov 28 08:56:17.138 INFO [stderr] warning: unused import: `Hash`
Nov 28 08:56:17.138 INFO [stderr]   --> src/chunkmap.rs:12:17
Nov 28 08:56:17.138 INFO [stderr]    |
Nov 28 08:56:17.138 INFO [stderr] 12 | use std::hash::{Hash, Hasher};
Nov 28 08:56:17.138 INFO [stderr]    |                 ^^^^
Nov 28 08:56:17.138 INFO [stderr] 
Nov 28 08:56:17.456 INFO [stderr] warning: unused import: `self::fnv::FnvHashSet`
Nov 28 08:56:17.457 INFO [stderr]  --> src/chunkmap.rs:5:5
Nov 28 08:56:17.458 INFO [stderr]   |
Nov 28 08:56:17.458 INFO [stderr] 5 | use self::fnv::FnvHashSet;
Nov 28 08:56:17.459 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:17.460 INFO [stderr]   |
Nov 28 08:56:17.460 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 28 08:56:17.461 INFO [stderr] 
Nov 28 08:56:17.461 INFO [stderr] warning: unused import: `Hash`
Nov 28 08:56:17.462 INFO [stderr]   --> src/chunkmap.rs:12:17
Nov 28 08:56:17.462 INFO [stderr]    |
Nov 28 08:56:17.463 INFO [stderr] 12 | use std::hash::{Hash, Hasher};
Nov 28 08:56:17.464 INFO [stderr]    |                 ^^^^
Nov 28 08:56:17.464 INFO [stderr] 
Nov 28 08:56:17.576 INFO [stderr] warning: unused import: `Read`
Nov 28 08:56:17.576 INFO [stderr]   --> src/other.rs:10:33
Nov 28 08:56:17.577 INFO [stderr]    |
Nov 28 08:56:17.578 INFO [stderr] 10 | use std::io::{Error, ErrorKind, Read, Write};
Nov 28 08:56:17.578 INFO [stderr]    |                                 ^^^^
Nov 28 08:56:17.578 INFO [stderr] 
Nov 28 08:56:17.578 INFO [stderr] warning: unused import: `Hasher`
Nov 28 08:56:17.578 INFO [stderr]   --> src/chunkmap.rs:12:23
Nov 28 08:56:17.578 INFO [stderr]    |
Nov 28 08:56:17.578 INFO [stderr] 12 | use std::hash::{Hash, Hasher};
Nov 28 08:56:17.578 INFO [stderr]    |                       ^^^^^^
Nov 28 08:56:17.578 INFO [stderr] 
Nov 28 08:56:17.740 INFO [stderr] warning: field is never used: `decoder`
Nov 28 08:56:17.740 INFO [stderr]   --> src/other.rs:78:5
Nov 28 08:56:17.740 INFO [stderr]    |
Nov 28 08:56:17.740 INFO [stderr] 78 |     decoder: DeflateDecoder<WriteProxy<Vec<u8>>>,
Nov 28 08:56:17.740 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:17.740 INFO [stderr]    |
Nov 28 08:56:17.740 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 08:56:17.740 INFO [stderr] 
Nov 28 08:56:17.744 INFO [stderr] warning: constant item is never used: `CHUNK_SIZE`
Nov 28 08:56:17.744 INFO [stderr]   --> src/chunkmap.rs:16:1
Nov 28 08:56:17.745 INFO [stderr]    |
Nov 28 08:56:17.745 INFO [stderr] 16 | const CHUNK_SIZE: usize = 4;
Nov 28 08:56:17.745 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:17.745 INFO [stderr] 
Nov 28 08:56:17.745 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 28 08:56:17.745 INFO [stderr]  --> src/lib.rs:2:12
Nov 28 08:56:17.745 INFO [stderr]   |
Nov 28 08:56:17.745 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Nov 28 08:56:17.745 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:17.745 INFO [stderr]   |
Nov 28 08:56:17.747 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 28 08:56:17.747 INFO [stderr] 
Nov 28 08:56:17.747 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Nov 28 08:56:17.747 INFO [stderr]  --> src/lib.rs:1:12
Nov 28 08:56:17.747 INFO [stderr]   |
Nov 28 08:56:17.752 INFO [stderr] 1 | #![feature(iterator_step_by)]
Nov 28 08:56:17.752 INFO [stderr]   |            ^^^^^^^^^^^^^^^^
Nov 28 08:56:17.753 INFO [stderr] 
Nov 28 08:56:17.754 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 08:56:17.754 INFO [stderr]   --> src/other.rs:93:9
Nov 28 08:56:17.754 INFO [stderr]    |
Nov 28 08:56:17.754 INFO [stderr] 93 |         self.encoder.write(&in_buf);
Nov 28 08:56:17.754 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:17.755 INFO [stderr]    |
Nov 28 08:56:17.755 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 08:56:17.755 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 08:56:17.755 INFO [stderr] 
Nov 28 08:56:17.755 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 08:56:17.755 INFO [stderr]   --> src/other.rs:94:9
Nov 28 08:56:17.755 INFO [stderr]    |
Nov 28 08:56:17.755 INFO [stderr] 94 |         self.encoder.flush();
Nov 28 08:56:17.755 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:17.755 INFO [stderr]    |
Nov 28 08:56:17.755 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 08:56:17.755 INFO [stderr] 
Nov 28 08:56:17.755 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 08:56:17.755 INFO [stderr]   --> src/other.rs:99:9
Nov 28 08:56:17.755 INFO [stderr]    |
Nov 28 08:56:17.755 INFO [stderr] 99 |         self.encoder.write(&in_buf);
Nov 28 08:56:17.755 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:17.755 INFO [stderr]    |
Nov 28 08:56:17.758 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 08:56:17.758 INFO [stderr] 
Nov 28 08:56:17.758 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 08:56:17.758 INFO [stderr]    --> src/other.rs:100:9
Nov 28 08:56:17.758 INFO [stderr]     |
Nov 28 08:56:17.758 INFO [stderr] 100 |         self.encoder.flush();
Nov 28 08:56:17.758 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:17.758 INFO [stderr]     |
Nov 28 08:56:17.758 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 08:56:17.758 INFO [stderr] 
Nov 28 08:56:17.920 INFO [stderr] warning: unused import: `Read`
Nov 28 08:56:17.920 INFO [stderr]   --> src/other.rs:10:33
Nov 28 08:56:17.920 INFO [stderr]    |
Nov 28 08:56:17.920 INFO [stderr] 10 | use std::io::{Error, ErrorKind, Read, Write};
Nov 28 08:56:17.920 INFO [stderr]    |                                 ^^^^
Nov 28 08:56:17.922 INFO [stderr] 
Nov 28 08:56:17.922 INFO [stderr] warning: unused import: `Hasher`
Nov 28 08:56:17.922 INFO [stderr]   --> src/chunkmap.rs:12:23
Nov 28 08:56:17.922 INFO [stderr]    |
Nov 28 08:56:17.922 INFO [stderr] 12 | use std::hash::{Hash, Hasher};
Nov 28 08:56:17.922 INFO [stderr]    |                       ^^^^^^
Nov 28 08:56:17.922 INFO [stderr] 
Nov 28 08:56:18.256 INFO [stderr] warning: field is never used: `decoder`
Nov 28 08:56:18.256 INFO [stderr]   --> src/other.rs:78:5
Nov 28 08:56:18.256 INFO [stderr]    |
Nov 28 08:56:18.256 INFO [stderr] 78 |     decoder: DeflateDecoder<WriteProxy<Vec<u8>>>,
Nov 28 08:56:18.256 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:18.257 INFO [stderr]    |
Nov 28 08:56:18.257 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 28 08:56:18.257 INFO [stderr] 
Nov 28 08:56:18.257 INFO [stderr] warning: constant item is never used: `CHUNK_SIZE`
Nov 28 08:56:18.257 INFO [stderr]   --> src/chunkmap.rs:16:1
Nov 28 08:56:18.257 INFO [stderr]    |
Nov 28 08:56:18.257 INFO [stderr] 16 | const CHUNK_SIZE: usize = 4;
Nov 28 08:56:18.257 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:18.257 INFO [stderr] 
Nov 28 08:56:18.257 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 28 08:56:18.257 INFO [stderr]  --> src/lib.rs:2:12
Nov 28 08:56:18.258 INFO [stderr]   |
Nov 28 08:56:18.258 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Nov 28 08:56:18.258 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:18.258 INFO [stderr]   |
Nov 28 08:56:18.259 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 28 08:56:18.259 INFO [stderr] 
Nov 28 08:56:18.260 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Nov 28 08:56:18.260 INFO [stderr]  --> src/lib.rs:1:12
Nov 28 08:56:18.260 INFO [stderr]   |
Nov 28 08:56:18.260 INFO [stderr] 1 | #![feature(iterator_step_by)]
Nov 28 08:56:18.261 INFO [stderr]   |            ^^^^^^^^^^^^^^^^
Nov 28 08:56:18.261 INFO [stderr] 
Nov 28 08:56:18.268 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 08:56:18.268 INFO [stderr]   --> src/other.rs:93:9
Nov 28 08:56:18.269 INFO [stderr]    |
Nov 28 08:56:18.269 INFO [stderr] 93 |         self.encoder.write(&in_buf);
Nov 28 08:56:18.269 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:18.269 INFO [stderr]    |
Nov 28 08:56:18.269 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 28 08:56:18.270 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 08:56:18.270 INFO [stderr] 
Nov 28 08:56:18.270 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 08:56:18.271 INFO [stderr]   --> src/other.rs:94:9
Nov 28 08:56:18.271 INFO [stderr]    |
Nov 28 08:56:18.271 INFO [stderr] 94 |         self.encoder.flush();
Nov 28 08:56:18.271 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:18.271 INFO [stderr]    |
Nov 28 08:56:18.272 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 08:56:18.272 INFO [stderr] 
Nov 28 08:56:18.272 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 08:56:18.272 INFO [stderr]   --> src/other.rs:99:9
Nov 28 08:56:18.273 INFO [stderr]    |
Nov 28 08:56:18.273 INFO [stderr] 99 |         self.encoder.write(&in_buf);
Nov 28 08:56:18.273 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:18.273 INFO [stderr]    |
Nov 28 08:56:18.274 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 08:56:18.274 INFO [stderr] 
Nov 28 08:56:18.274 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 28 08:56:18.280 INFO [stderr]    --> src/other.rs:100:9
Nov 28 08:56:18.280 INFO [stderr]     |
Nov 28 08:56:18.281 INFO [stderr] 100 |         self.encoder.flush();
Nov 28 08:56:18.281 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Nov 28 08:56:18.281 INFO [stderr]     |
Nov 28 08:56:18.281 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 28 08:56:18.282 INFO [stderr] 
Nov 28 08:56:19.756 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.29s
Nov 28 08:56:19.758 INFO [stderr] su: No module specific data is present
Nov 28 08:56:20.269 INFO running `"docker" "inspect" "bf8792e3c9e18c714710a940780e8d8341322ee47ecf1c93d1d73ef2dcce93e8"`
Nov 28 08:56:20.538 INFO running `"docker" "rm" "-f" "bf8792e3c9e18c714710a940780e8d8341322ee47ecf1c93d1d73ef2dcce93e8"`
Nov 28 08:56:20.829 INFO [stdout] bf8792e3c9e18c714710a940780e8d8341322ee47ecf1c93d1d73ef2dcce93e8