Dec 19 17:01:32.304 INFO checking finalfire/RustMPED against try#e70472fc501b855c9080f3772432c10fe20b8866 for pr-56955
Dec 19 17:01:32.304 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-5/try#e70472fc501b855c9080f3772432c10fe20b8866:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/gh/finalfire/RustMPED:/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" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 19 17:01:32.824 INFO [stdout] 6caa97506b4a5eba1a06a684e3108d1458bdd70cb695bc6e9f00654dbb0128f8
Dec 19 17:01:32.830 INFO running `"docker" "start" "-a" "6caa97506b4a5eba1a06a684e3108d1458bdd70cb695bc6e9f00654dbb0128f8"`
Dec 19 17:01:34.608 INFO [stderr]     Checking MPED v0.1.0 (/opt/crater/workdir)
Dec 19 17:01:34.937 INFO [stderr] warning: value assigned to `j` is never read
Dec 19 17:01:34.937 INFO [stderr]   --> src/main.rs:82:13
Dec 19 17:01:34.937 INFO [stderr]    |
Dec 19 17:01:34.937 INFO [stderr] 82 |     let mut j: usize = 0;
Dec 19 17:01:34.937 INFO [stderr]    |             ^
Dec 19 17:01:34.937 INFO [stderr]    |
Dec 19 17:01:34.937 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 17:01:34.937 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 17:01:34.937 INFO [stderr] 
Dec 19 17:01:34.937 INFO [stderr] warning: value assigned to `t` is never read
Dec 19 17:01:34.937 INFO [stderr]   --> src/main.rs:83:13
Dec 19 17:01:34.937 INFO [stderr]    |
Dec 19 17:01:34.937 INFO [stderr] 83 |     let mut t: usize = 0;
Dec 19 17:01:34.937 INFO [stderr]    |             ^
Dec 19 17:01:34.937 INFO [stderr]    |
Dec 19 17:01:34.937 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 17:01:34.937 INFO [stderr] 
Dec 19 17:01:34.937 INFO [stderr] warning: value assigned to `temp` is never read
Dec 19 17:01:34.937 INFO [stderr]    --> src/main.rs:255:13
Dec 19 17:01:34.937 INFO [stderr]     |
Dec 19 17:01:34.937 INFO [stderr] 255 |     let mut temp: usize = 0;
Dec 19 17:01:34.937 INFO [stderr]     |             ^^^^
Dec 19 17:01:34.937 INFO [stderr]     |
Dec 19 17:01:34.937 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 17:01:34.937 INFO [stderr] 
Dec 19 17:01:34.937 INFO [stderr] warning: value assigned to `k_shuffle` is never read
Dec 19 17:01:34.937 INFO [stderr]    --> src/main.rs:258:13
Dec 19 17:01:34.937 INFO [stderr]     |
Dec 19 17:01:34.937 INFO [stderr] 258 |     let mut k_shuffle: usize = 0;
Dec 19 17:01:34.937 INFO [stderr]     |             ^^^^^^^^^
Dec 19 17:01:34.937 INFO [stderr]     |
Dec 19 17:01:34.937 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 17:01:34.937 INFO [stderr] 
Dec 19 17:01:34.937 INFO [stderr] warning: value assigned to `isig2_o` is never read
Dec 19 17:01:34.937 INFO [stderr]    --> src/main.rs:295:25
Dec 19 17:01:34.937 INFO [stderr]     |
Dec 19 17:01:34.937 INFO [stderr] 295 |                         isig2_o = isig2_t.clone();
Dec 19 17:01:34.937 INFO [stderr]     |                         ^^^^^^^
Dec 19 17:01:34.937 INFO [stderr]     |
Dec 19 17:01:34.937 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 17:01:34.937 INFO [stderr] 
Dec 19 17:01:34.937 INFO [stderr] warning: value assigned to `isig1_min_min` is never read
Dec 19 17:01:34.937 INFO [stderr]    --> src/main.rs:311:17
Dec 19 17:01:34.937 INFO [stderr]     |
Dec 19 17:01:34.937 INFO [stderr] 311 |                 isig1_min_min = isig1_min.clone();
Dec 19 17:01:34.937 INFO [stderr]     |                 ^^^^^^^^^^^^^
Dec 19 17:01:34.937 INFO [stderr]     |
Dec 19 17:01:34.937 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 17:01:34.938 INFO [stderr] 
Dec 19 17:01:34.938 INFO [stderr] warning: value assigned to `isig2_min_min` is never read
Dec 19 17:01:34.938 INFO [stderr]    --> src/main.rs:312:17
Dec 19 17:01:34.938 INFO [stderr]     |
Dec 19 17:01:34.938 INFO [stderr] 312 |                 isig2_min_min = isig2_min.clone();
Dec 19 17:01:34.938 INFO [stderr]     |                 ^^^^^^^^^^^^^
Dec 19 17:01:34.938 INFO [stderr]     |
Dec 19 17:01:34.938 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 17:01:34.938 INFO [stderr] 
Dec 19 17:01:34.976 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:01:34.976 INFO [stderr]    --> src/main.rs:187:9
Dec 19 17:01:34.976 INFO [stderr]     |
Dec 19 17:01:34.976 INFO [stderr] 187 |     let mut boundary = min(a.len() as isize, threshold as isize)+1;
Dec 19 17:01:34.976 INFO [stderr]     |         ----^^^^^^^^
Dec 19 17:01:34.976 INFO [stderr]     |         |
Dec 19 17:01:34.976 INFO [stderr]     |         help: remove this `mut`
Dec 19 17:01:34.976 INFO [stderr]     |
Dec 19 17:01:34.976 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 17:01:34.976 INFO [stderr] 
Dec 19 17:01:34.980 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:01:34.980 INFO [stderr]    --> src/main.rs:240:9
Dec 19 17:01:34.980 INFO [stderr]     |
Dec 19 17:01:34.980 INFO [stderr] 240 |     let mut d: u32 = edit_distance_enhanced(&a, &b, &sig1, &sig2, &mut matrix, &m);
Dec 19 17:01:34.980 INFO [stderr]     |         ----^
Dec 19 17:01:34.980 INFO [stderr]     |         |
Dec 19 17:01:34.980 INFO [stderr]     |         help: remove this `mut`
Dec 19 17:01:34.980 INFO [stderr] 
Dec 19 17:01:34.981 INFO [stderr] warning: crate `MPED` should have a snake case name such as `mped`
Dec 19 17:01:34.981 INFO [stderr]   |
Dec 19 17:01:34.981 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 17:01:34.981 INFO [stderr] 
Dec 19 17:01:34.990 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:01:34.990 INFO [stderr]   --> src/main.rs:17:5
Dec 19 17:01:34.990 INFO [stderr]    |
Dec 19 17:01:34.990 INFO [stderr] 17 |     io::stdin().read_line(a);
Dec 19 17:01:34.990 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:01:34.990 INFO [stderr]    |
Dec 19 17:01:34.990 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 17:01:34.990 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:01:34.990 INFO [stderr] 
Dec 19 17:01:34.992 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:01:34.992 INFO [stderr]   --> src/main.rs:18:5
Dec 19 17:01:34.992 INFO [stderr]    |
Dec 19 17:01:34.992 INFO [stderr] 18 |     io::stdin().read_line(b);
Dec 19 17:01:34.992 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:01:34.992 INFO [stderr]    |
Dec 19 17:01:34.992 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:01:34.992 INFO [stderr] 
Dec 19 17:01:34.992 INFO [stderr] warning: variable `MAX` should have a snake case name such as `max`
Dec 19 17:01:34.992 INFO [stderr]    --> src/main.rs:172:9
Dec 19 17:01:34.992 INFO [stderr]     |
Dec 19 17:01:34.992 INFO [stderr] 172 |     let MAX: i32 = i32::max_value();
Dec 19 17:01:34.992 INFO [stderr]     |         ^^^
Dec 19 17:01:34.992 INFO [stderr] 
Dec 19 17:01:34.992 INFO [stderr] warning: comparison is useless due to type limits
Dec 19 17:01:34.992 INFO [stderr]    --> src/main.rs:174:72
Dec 19 17:01:34.992 INFO [stderr]     |
Dec 19 17:01:34.992 INFO [stderr] 174 |     if ((a.len() - b.len()) as isize).abs() >= (threshold as isize) || threshold < 0 {
Dec 19 17:01:34.992 INFO [stderr]     |                                                                        ^^^^^^^^^^^^^
Dec 19 17:01:34.992 INFO [stderr]     |
Dec 19 17:01:34.992 INFO [stderr]     = note: #[warn(unused_comparisons)] on by default
Dec 19 17:01:34.992 INFO [stderr] 
Dec 19 17:01:35.094 INFO [stderr] warning: value assigned to `j` is never read
Dec 19 17:01:35.094 INFO [stderr]   --> src/main.rs:82:13
Dec 19 17:01:35.094 INFO [stderr]    |
Dec 19 17:01:35.094 INFO [stderr] 82 |     let mut j: usize = 0;
Dec 19 17:01:35.094 INFO [stderr]    |             ^
Dec 19 17:01:35.094 INFO [stderr]    |
Dec 19 17:01:35.094 INFO [stderr]    = note: #[warn(unused_assignments)] on by default
Dec 19 17:01:35.094 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 17:01:35.094 INFO [stderr] 
Dec 19 17:01:35.094 INFO [stderr] warning: value assigned to `t` is never read
Dec 19 17:01:35.094 INFO [stderr]   --> src/main.rs:83:13
Dec 19 17:01:35.094 INFO [stderr]    |
Dec 19 17:01:35.094 INFO [stderr] 83 |     let mut t: usize = 0;
Dec 19 17:01:35.094 INFO [stderr]    |             ^
Dec 19 17:01:35.094 INFO [stderr]    |
Dec 19 17:01:35.094 INFO [stderr]    = help: maybe it is overwritten before being read?
Dec 19 17:01:35.094 INFO [stderr] 
Dec 19 17:01:35.096 INFO [stderr] warning: value assigned to `temp` is never read
Dec 19 17:01:35.096 INFO [stderr]    --> src/main.rs:255:13
Dec 19 17:01:35.096 INFO [stderr]     |
Dec 19 17:01:35.096 INFO [stderr] 255 |     let mut temp: usize = 0;
Dec 19 17:01:35.096 INFO [stderr]     |             ^^^^
Dec 19 17:01:35.096 INFO [stderr]     |
Dec 19 17:01:35.096 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 17:01:35.096 INFO [stderr] 
Dec 19 17:01:35.096 INFO [stderr] warning: value assigned to `k_shuffle` is never read
Dec 19 17:01:35.096 INFO [stderr]    --> src/main.rs:258:13
Dec 19 17:01:35.096 INFO [stderr]     |
Dec 19 17:01:35.096 INFO [stderr] 258 |     let mut k_shuffle: usize = 0;
Dec 19 17:01:35.096 INFO [stderr]     |             ^^^^^^^^^
Dec 19 17:01:35.096 INFO [stderr]     |
Dec 19 17:01:35.096 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 17:01:35.096 INFO [stderr] 
Dec 19 17:01:35.096 INFO [stderr] warning: value assigned to `isig2_o` is never read
Dec 19 17:01:35.096 INFO [stderr]    --> src/main.rs:295:25
Dec 19 17:01:35.096 INFO [stderr]     |
Dec 19 17:01:35.096 INFO [stderr] 295 |                         isig2_o = isig2_t.clone();
Dec 19 17:01:35.096 INFO [stderr]     |                         ^^^^^^^
Dec 19 17:01:35.096 INFO [stderr]     |
Dec 19 17:01:35.096 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 17:01:35.097 INFO [stderr] 
Dec 19 17:01:35.097 INFO [stderr] warning: value assigned to `isig1_min_min` is never read
Dec 19 17:01:35.097 INFO [stderr]    --> src/main.rs:311:17
Dec 19 17:01:35.097 INFO [stderr]     |
Dec 19 17:01:35.097 INFO [stderr] 311 |                 isig1_min_min = isig1_min.clone();
Dec 19 17:01:35.097 INFO [stderr]     |                 ^^^^^^^^^^^^^
Dec 19 17:01:35.097 INFO [stderr]     |
Dec 19 17:01:35.097 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 17:01:35.097 INFO [stderr] 
Dec 19 17:01:35.097 INFO [stderr] warning: value assigned to `isig2_min_min` is never read
Dec 19 17:01:35.097 INFO [stderr]    --> src/main.rs:312:17
Dec 19 17:01:35.097 INFO [stderr]     |
Dec 19 17:01:35.097 INFO [stderr] 312 |                 isig2_min_min = isig2_min.clone();
Dec 19 17:01:35.097 INFO [stderr]     |                 ^^^^^^^^^^^^^
Dec 19 17:01:35.097 INFO [stderr]     |
Dec 19 17:01:35.097 INFO [stderr]     = help: maybe it is overwritten before being read?
Dec 19 17:01:35.097 INFO [stderr] 
Dec 19 17:01:35.124 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:01:35.124 INFO [stderr]    --> src/main.rs:187:9
Dec 19 17:01:35.124 INFO [stderr]     |
Dec 19 17:01:35.124 INFO [stderr] 187 |     let mut boundary = min(a.len() as isize, threshold as isize)+1;
Dec 19 17:01:35.124 INFO [stderr]     |         ----^^^^^^^^
Dec 19 17:01:35.124 INFO [stderr]     |         |
Dec 19 17:01:35.124 INFO [stderr]     |         help: remove this `mut`
Dec 19 17:01:35.124 INFO [stderr]     |
Dec 19 17:01:35.124 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 19 17:01:35.124 INFO [stderr] 
Dec 19 17:01:35.136 INFO [stderr] warning: variable does not need to be mutable
Dec 19 17:01:35.136 INFO [stderr]    --> src/main.rs:240:9
Dec 19 17:01:35.136 INFO [stderr]     |
Dec 19 17:01:35.136 INFO [stderr] 240 |     let mut d: u32 = edit_distance_enhanced(&a, &b, &sig1, &sig2, &mut matrix, &m);
Dec 19 17:01:35.136 INFO [stderr]     |         ----^
Dec 19 17:01:35.136 INFO [stderr]     |         |
Dec 19 17:01:35.136 INFO [stderr]     |         help: remove this `mut`
Dec 19 17:01:35.136 INFO [stderr] 
Dec 19 17:01:35.140 INFO [stderr] warning: crate `MPED` should have a snake case name such as `mped`
Dec 19 17:01:35.140 INFO [stderr]   |
Dec 19 17:01:35.140 INFO [stderr]   = note: #[warn(non_snake_case)] on by default
Dec 19 17:01:35.140 INFO [stderr] 
Dec 19 17:01:35.148 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:01:35.148 INFO [stderr]   --> src/main.rs:17:5
Dec 19 17:01:35.148 INFO [stderr]    |
Dec 19 17:01:35.148 INFO [stderr] 17 |     io::stdin().read_line(a);
Dec 19 17:01:35.148 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:01:35.148 INFO [stderr]    |
Dec 19 17:01:35.148 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 19 17:01:35.148 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:01:35.148 INFO [stderr] 
Dec 19 17:01:35.148 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 19 17:01:35.148 INFO [stderr]   --> src/main.rs:18:5
Dec 19 17:01:35.148 INFO [stderr]    |
Dec 19 17:01:35.148 INFO [stderr] 18 |     io::stdin().read_line(b);
Dec 19 17:01:35.148 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 19 17:01:35.148 INFO [stderr]    |
Dec 19 17:01:35.148 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 19 17:01:35.148 INFO [stderr] 
Dec 19 17:01:35.148 INFO [stderr] warning: variable `MAX` should have a snake case name such as `max`
Dec 19 17:01:35.148 INFO [stderr]    --> src/main.rs:172:9
Dec 19 17:01:35.148 INFO [stderr]     |
Dec 19 17:01:35.148 INFO [stderr] 172 |     let MAX: i32 = i32::max_value();
Dec 19 17:01:35.149 INFO [stderr]     |         ^^^
Dec 19 17:01:35.149 INFO [stderr] 
Dec 19 17:01:35.149 INFO [stderr] warning: comparison is useless due to type limits
Dec 19 17:01:35.149 INFO [stderr]    --> src/main.rs:174:72
Dec 19 17:01:35.149 INFO [stderr]     |
Dec 19 17:01:35.149 INFO [stderr] 174 |     if ((a.len() - b.len()) as isize).abs() >= (threshold as isize) || threshold < 0 {
Dec 19 17:01:35.149 INFO [stderr]     |                                                                        ^^^^^^^^^^^^^
Dec 19 17:01:35.149 INFO [stderr]     |
Dec 19 17:01:35.149 INFO [stderr]     = note: #[warn(unused_comparisons)] on by default
Dec 19 17:01:35.149 INFO [stderr] 
Dec 19 17:01:35.208 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
Dec 19 17:01:36.176 INFO running `"docker" "inspect" "6caa97506b4a5eba1a06a684e3108d1458bdd70cb695bc6e9f00654dbb0128f8"`
Dec 19 17:01:36.426 INFO running `"docker" "rm" "-f" "6caa97506b4a5eba1a06a684e3108d1458bdd70cb695bc6e9f00654dbb0128f8"`
Dec 19 17:01:36.691 INFO [stdout] 6caa97506b4a5eba1a06a684e3108d1458bdd70cb695bc6e9f00654dbb0128f8