Nov 30 06:28:10.417 INFO checking bahusvel/dssc against try#32252761328f59ccfadb1bafb8148c685bc830b3 for pr-56323
Nov 30 06:28:10.417 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56323/worker-0/try#32252761328f59ccfadb1bafb8148c685bc830b3:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56323/try#32252761328f59ccfadb1bafb8148c685bc830b3:/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 +32252761328f59ccfadb1bafb8148c685bc830b3-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 30 06:28:10.707 INFO [stdout] f0171319e6a3b412927570accc8bb58c260af1216ef4cb10ea0ab59ec506a6f0
Nov 30 06:28:10.710 INFO running `"docker" "start" "-a" "f0171319e6a3b412927570accc8bb58c260af1216ef4cb10ea0ab59ec506a6f0"`
Nov 30 06:28:11.113 INFO [stderr] usermod: no changes
Nov 30 06:28:11.200 INFO [stderr]    Compiling zstd-sys v1.4.2+zstd.1.3.3
Nov 30 06:28:11.201 INFO [stderr]     Checking miniz-sys v0.1.10
Nov 30 06:28:11.573 INFO [stderr]     Checking flate2 v1.0.1
Nov 30 06:28:43.989 INFO [stderr]     Checking zstd-safe v1.4.2+zstd.1.3.3
Nov 30 06:28:44.336 INFO [stderr]     Checking zstd v0.4.17+zstd.1.3.3
Nov 30 06:28:44.809 INFO [stderr]     Checking dssc v0.1.0 (/source)
Nov 30 06:28:45.304 INFO [stderr] warning: unused import: `self::fnv::FnvHashSet`
Nov 30 06:28:45.304 INFO [stderr]  --> src/chunkmap.rs:5:5
Nov 30 06:28:45.304 INFO [stderr]   |
Nov 30 06:28:45.304 INFO [stderr] 5 | use self::fnv::FnvHashSet;
Nov 30 06:28:45.304 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:45.305 INFO [stderr]   |
Nov 30 06:28:45.305 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 06:28:45.305 INFO [stderr] 
Nov 30 06:28:45.305 INFO [stderr] warning: unused import: `Hash`
Nov 30 06:28:45.305 INFO [stderr]   --> src/chunkmap.rs:12:17
Nov 30 06:28:45.306 INFO [stderr]    |
Nov 30 06:28:45.306 INFO [stderr] 12 | use std::hash::{Hash, Hasher};
Nov 30 06:28:45.306 INFO [stderr]    |                 ^^^^
Nov 30 06:28:45.306 INFO [stderr] 
Nov 30 06:28:45.492 INFO [stderr] warning: unused import: `self::fnv::FnvHashSet`
Nov 30 06:28:45.492 INFO [stderr]  --> src/chunkmap.rs:5:5
Nov 30 06:28:45.492 INFO [stderr]   |
Nov 30 06:28:45.492 INFO [stderr] 5 | use self::fnv::FnvHashSet;
Nov 30 06:28:45.492 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:45.492 INFO [stderr]   |
Nov 30 06:28:45.492 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 30 06:28:45.492 INFO [stderr] 
Nov 30 06:28:45.492 INFO [stderr] warning: unused import: `Hash`
Nov 30 06:28:45.492 INFO [stderr]   --> src/chunkmap.rs:12:17
Nov 30 06:28:45.492 INFO [stderr]    |
Nov 30 06:28:45.492 INFO [stderr] 12 | use std::hash::{Hash, Hasher};
Nov 30 06:28:45.492 INFO [stderr]    |                 ^^^^
Nov 30 06:28:45.492 INFO [stderr] 
Nov 30 06:28:45.692 INFO [stderr] warning: unused import: `Read`
Nov 30 06:28:45.692 INFO [stderr]   --> src/other.rs:10:33
Nov 30 06:28:45.692 INFO [stderr]    |
Nov 30 06:28:45.692 INFO [stderr] 10 | use std::io::{Error, ErrorKind, Read, Write};
Nov 30 06:28:45.692 INFO [stderr]    |                                 ^^^^
Nov 30 06:28:45.692 INFO [stderr] 
Nov 30 06:28:45.692 INFO [stderr] warning: unused import: `Hasher`
Nov 30 06:28:45.692 INFO [stderr]   --> src/chunkmap.rs:12:23
Nov 30 06:28:45.692 INFO [stderr]    |
Nov 30 06:28:45.692 INFO [stderr] 12 | use std::hash::{Hash, Hasher};
Nov 30 06:28:45.692 INFO [stderr]    |                       ^^^^^^
Nov 30 06:28:45.692 INFO [stderr] 
Nov 30 06:28:45.820 INFO [stderr] warning: field is never used: `decoder`
Nov 30 06:28:45.820 INFO [stderr]   --> src/other.rs:78:5
Nov 30 06:28:45.820 INFO [stderr]    |
Nov 30 06:28:45.820 INFO [stderr] 78 |     decoder: DeflateDecoder<WriteProxy<Vec<u8>>>,
Nov 30 06:28:45.820 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:45.820 INFO [stderr]    |
Nov 30 06:28:45.820 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 06:28:45.820 INFO [stderr] 
Nov 30 06:28:45.820 INFO [stderr] warning: constant item is never used: `CHUNK_SIZE`
Nov 30 06:28:45.820 INFO [stderr]   --> src/chunkmap.rs:16:1
Nov 30 06:28:45.820 INFO [stderr]    |
Nov 30 06:28:45.820 INFO [stderr] 16 | const CHUNK_SIZE: usize = 4;
Nov 30 06:28:45.820 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:45.820 INFO [stderr] 
Nov 30 06:28:45.820 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 30 06:28:45.821 INFO [stderr]  --> src/lib.rs:2:12
Nov 30 06:28:45.821 INFO [stderr]   |
Nov 30 06:28:45.821 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Nov 30 06:28:45.821 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:45.821 INFO [stderr]   |
Nov 30 06:28:45.821 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 30 06:28:45.821 INFO [stderr] 
Nov 30 06:28:45.824 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Nov 30 06:28:45.824 INFO [stderr]  --> src/lib.rs:1:12
Nov 30 06:28:45.824 INFO [stderr]   |
Nov 30 06:28:45.824 INFO [stderr] 1 | #![feature(iterator_step_by)]
Nov 30 06:28:45.824 INFO [stderr]   |            ^^^^^^^^^^^^^^^^
Nov 30 06:28:45.824 INFO [stderr] 
Nov 30 06:28:45.824 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:28:45.824 INFO [stderr]   --> src/other.rs:93:9
Nov 30 06:28:45.824 INFO [stderr]    |
Nov 30 06:28:45.824 INFO [stderr] 93 |         self.encoder.write(&in_buf);
Nov 30 06:28:45.824 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:45.824 INFO [stderr]    |
Nov 30 06:28:45.824 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 06:28:45.824 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:28:45.824 INFO [stderr] 
Nov 30 06:28:45.824 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:28:45.824 INFO [stderr]   --> src/other.rs:94:9
Nov 30 06:28:45.824 INFO [stderr]    |
Nov 30 06:28:45.824 INFO [stderr] 94 |         self.encoder.flush();
Nov 30 06:28:45.824 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:45.824 INFO [stderr]    |
Nov 30 06:28:45.824 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:28:45.824 INFO [stderr] 
Nov 30 06:28:45.824 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:28:45.824 INFO [stderr]   --> src/other.rs:99:9
Nov 30 06:28:45.825 INFO [stderr]    |
Nov 30 06:28:45.825 INFO [stderr] 99 |         self.encoder.write(&in_buf);
Nov 30 06:28:45.825 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:45.825 INFO [stderr]    |
Nov 30 06:28:45.825 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:28:45.825 INFO [stderr] 
Nov 30 06:28:45.825 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:28:45.825 INFO [stderr]    --> src/other.rs:100:9
Nov 30 06:28:45.825 INFO [stderr]     |
Nov 30 06:28:45.825 INFO [stderr] 100 |         self.encoder.flush();
Nov 30 06:28:45.825 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:45.825 INFO [stderr]     |
Nov 30 06:28:45.825 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:28:45.825 INFO [stderr] 
Nov 30 06:28:45.840 INFO [stderr] warning: unused import: `Read`
Nov 30 06:28:45.840 INFO [stderr]   --> src/other.rs:10:33
Nov 30 06:28:45.840 INFO [stderr]    |
Nov 30 06:28:45.840 INFO [stderr] 10 | use std::io::{Error, ErrorKind, Read, Write};
Nov 30 06:28:45.840 INFO [stderr]    |                                 ^^^^
Nov 30 06:28:45.840 INFO [stderr] 
Nov 30 06:28:45.840 INFO [stderr] warning: unused import: `Hasher`
Nov 30 06:28:45.840 INFO [stderr]   --> src/chunkmap.rs:12:23
Nov 30 06:28:45.840 INFO [stderr]    |
Nov 30 06:28:45.840 INFO [stderr] 12 | use std::hash::{Hash, Hasher};
Nov 30 06:28:45.840 INFO [stderr]    |                       ^^^^^^
Nov 30 06:28:45.840 INFO [stderr] 
Nov 30 06:28:46.187 INFO [stderr] warning: field is never used: `decoder`
Nov 30 06:28:46.187 INFO [stderr]   --> src/other.rs:78:5
Nov 30 06:28:46.187 INFO [stderr]    |
Nov 30 06:28:46.187 INFO [stderr] 78 |     decoder: DeflateDecoder<WriteProxy<Vec<u8>>>,
Nov 30 06:28:46.187 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:46.187 INFO [stderr]    |
Nov 30 06:28:46.187 INFO [stderr]    = note: #[warn(dead_code)] on by default
Nov 30 06:28:46.187 INFO [stderr] 
Nov 30 06:28:46.189 INFO [stderr] warning: constant item is never used: `CHUNK_SIZE`
Nov 30 06:28:46.190 INFO [stderr]   --> src/chunkmap.rs:16:1
Nov 30 06:28:46.190 INFO [stderr]    |
Nov 30 06:28:46.190 INFO [stderr] 16 | const CHUNK_SIZE: usize = 4;
Nov 30 06:28:46.190 INFO [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:46.190 INFO [stderr] 
Nov 30 06:28:46.190 INFO [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable
Nov 30 06:28:46.190 INFO [stderr]  --> src/lib.rs:2:12
Nov 30 06:28:46.190 INFO [stderr]   |
Nov 30 06:28:46.190 INFO [stderr] 2 | #![feature(conservative_impl_trait)]
Nov 30 06:28:46.190 INFO [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:46.190 INFO [stderr]   |
Nov 30 06:28:46.190 INFO [stderr]   = note: #[warn(stable_features)] on by default
Nov 30 06:28:46.190 INFO [stderr] 
Nov 30 06:28:46.190 INFO [stderr] warning: the feature `iterator_step_by` has been stable since 1.28.0 and no longer requires an attribute to enable
Nov 30 06:28:46.190 INFO [stderr]  --> src/lib.rs:1:12
Nov 30 06:28:46.190 INFO [stderr]   |
Nov 30 06:28:46.190 INFO [stderr] 1 | #![feature(iterator_step_by)]
Nov 30 06:28:46.190 INFO [stderr]   |            ^^^^^^^^^^^^^^^^
Nov 30 06:28:46.190 INFO [stderr] 
Nov 30 06:28:46.190 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:28:46.190 INFO [stderr]   --> src/other.rs:93:9
Nov 30 06:28:46.190 INFO [stderr]    |
Nov 30 06:28:46.190 INFO [stderr] 93 |         self.encoder.write(&in_buf);
Nov 30 06:28:46.190 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:46.190 INFO [stderr]    |
Nov 30 06:28:46.190 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Nov 30 06:28:46.190 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:28:46.190 INFO [stderr] 
Nov 30 06:28:46.190 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:28:46.190 INFO [stderr]   --> src/other.rs:94:9
Nov 30 06:28:46.190 INFO [stderr]    |
Nov 30 06:28:46.190 INFO [stderr] 94 |         self.encoder.flush();
Nov 30 06:28:46.190 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:46.190 INFO [stderr]    |
Nov 30 06:28:46.190 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:28:46.190 INFO [stderr] 
Nov 30 06:28:46.190 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:28:46.190 INFO [stderr]   --> src/other.rs:99:9
Nov 30 06:28:46.190 INFO [stderr]    |
Nov 30 06:28:46.190 INFO [stderr] 99 |         self.encoder.write(&in_buf);
Nov 30 06:28:46.190 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:46.190 INFO [stderr]    |
Nov 30 06:28:46.190 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:28:46.190 INFO [stderr] 
Nov 30 06:28:46.190 INFO [stderr] warning: unused `std::result::Result` that must be used
Nov 30 06:28:46.190 INFO [stderr]    --> src/other.rs:100:9
Nov 30 06:28:46.190 INFO [stderr]     |
Nov 30 06:28:46.190 INFO [stderr] 100 |         self.encoder.flush();
Nov 30 06:28:46.190 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
Nov 30 06:28:46.190 INFO [stderr]     |
Nov 30 06:28:46.190 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Nov 30 06:28:46.190 INFO [stderr] 
Nov 30 06:28:47.852 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.72s
Nov 30 06:28:47.865 INFO [stderr] su: No module specific data is present
Nov 30 06:28:48.258 INFO running `"docker" "inspect" "f0171319e6a3b412927570accc8bb58c260af1216ef4cb10ea0ab59ec506a6f0"`
Nov 30 06:28:48.361 INFO running `"docker" "rm" "-f" "f0171319e6a3b412927570accc8bb58c260af1216ef4cb10ea0ab59ec506a6f0"`
Nov 30 06:28:48.486 INFO [stdout] f0171319e6a3b412927570accc8bb58c260af1216ef4cb10ea0ab59ec506a6f0