[INFO] cloning repository https://github.com/aoikonomopoulos/subdiff
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aoikonomopoulos/subdiff" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faoikonomopoulos%2Fsubdiff", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faoikonomopoulos%2Fsubdiff'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9793cb6ac6dd0afb94b3fdc14a7eab73f7dcd2d4
[INFO] testing aoikonomopoulos/subdiff against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faoikonomopoulos%2Fsubdiff" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/aoikonomopoulos/subdiff on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/aoikonomopoulos/subdiff
[INFO] finished tweaking git repo https://github.com/aoikonomopoulos/subdiff
[INFO] tweaked toml for git repo https://github.com/aoikonomopoulos/subdiff written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/aoikonomopoulos/subdiff already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d5e9a7741923d37f4936cd4e4d8f89577a1aef097f0de32bd18e2c69daab43bb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d5e9a7741923d37f4936cd4e4d8f89577a1aef097f0de32bd18e2c69daab43bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d5e9a7741923d37f4936cd4e4d8f89577a1aef097f0de32bd18e2c69daab43bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5e9a7741923d37f4936cd4e4d8f89577a1aef097f0de32bd18e2c69daab43bb", kill_on_drop: false }`
[INFO] [stdout] d5e9a7741923d37f4936cd4e4d8f89577a1aef097f0de32bd18e2c69daab43bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7bea409eeb93dd17b3c38a4384376e668ce5987d3795ba37e14ef5a5027a3847
[INFO] running `Command { std: "docker" "start" "-a" "7bea409eeb93dd17b3c38a4384376e668ce5987d3795ba37e14ef5a5027a3847", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling lcs-diff v0.1.1
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling clap v2.31.2
[INFO] [stderr]    Compiling chrono v0.4.3
[INFO] [stderr]    Compiling subdiff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hunked.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |                 &mut Write) -> io::Result<()>;
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:145:35
[INFO] [stdout]     |
[INFO] [stdout] 145 |                        out : &mut Write) -> io::Result<()>
[INFO] [stdout]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:165:28
[INFO] [stdout]     |
[INFO] [stdout] 165 |                 out : &mut Write) -> io::Result<()> {
[INFO] [stdout]     |                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:174:28
[INFO] [stdout]     |
[INFO] [stdout] 174 |                 out : &mut Write) -> io::Result<()> {
[INFO] [stdout]     |                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:179:29
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn write_off_len(out : &mut Write,
[INFO] [stdout]     |                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:197:33
[INFO] [stdout]     |
[INFO] [stdout] 197 | fn write_hunk_header(out : &mut Write,
[INFO] [stdout]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:255:35
[INFO] [stdout]     |
[INFO] [stdout] 255 | fn output_context_line(out : &mut Write, conf : &Conf,
[INFO] [stdout]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:292:28
[INFO] [stdout]     |
[INFO] [stdout] 292 |                 out : &mut Write) -> io::Result<()> {
[INFO] [stdout]     |                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:351:45
[INFO] [stdout]     |
[INFO] [stdout] 351 | ...                   ds : &mut Iterator<Item=DiffResult<T>>) {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=DiffResult<T>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:404:43
[INFO] [stdout]     |
[INFO] [stdout] 404 |                            dump_hunk : &mut FnMut(Option<&Hunk<T>>) ->
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 405 | |                          io::Result<()>,
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 404 |                          dump_hunk : &mut dyn FnMut(Option<&Hunk<T>>) ->
[INFO] [stdout] 405 |                          io::Result<()>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:441:28
[INFO] [stdout]     |
[INFO] [stdout] 441 |           dump_hunk : &mut FnMut(Option<&Hunk<T>>) -> io::Result<()>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Option<&Hunk<T>>) -> io::Result<()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:580:28
[INFO] [stdout]     |
[INFO] [stdout] 580 |           dump_hunk : &mut FnMut(Option<&Hunk<T>>) -> io::Result<()>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Option<&Hunk<T>>) -> io::Result<()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:629:16
[INFO] [stdout]     |
[INFO] [stdout] 629 |     out : &mut Write,
[INFO] [stdout]     |                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/wdiff.rs:18:35
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn write_to(&self, out : &mut Write) -> io::Result<()>;
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/wdiff.rs:22:35
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn write_to(&self, out : &mut Write) -> io::Result<()> {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/wdiff.rs:30:35
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn write_to(&self, out : &mut Write) -> io::Result<()> {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/wdiff.rs:41:35
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn write_to(&self, out : &mut Write) -> io::Result<()> {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/wdiff.rs:53:35
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn write_to(&self, out : &mut Write) -> io::Result<()> {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wdiff.rs:172:32
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn write(&self, out : &mut Write) -> io::Result<()>{
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wdiff.rs:199:42
[INFO] [stdout]     |
[INFO] [stdout] 199 | fn narrow_do_common<'a, I, T>(out : &mut Write,
[INFO] [stdout]     |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wdiff.rs:234:47
[INFO] [stdout]     |
[INFO] [stdout] 234 | fn narrow_do_differences<'a, T, I>(out : &mut Write,
[INFO] [stdout]     |                                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wdiff.rs:293:45
[INFO] [stdout]     |
[INFO] [stdout] 293 | fn wide_do_differences<'a, T, I>(out : &mut Write,
[INFO] [stdout]     |                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wdiff.rs:335:40
[INFO] [stdout]     |
[INFO] [stdout] 335 | fn wide_do_common<'a, T, I>(out : &mut Write,
[INFO] [stdout]     |                                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wdiff.rs:350:42
[INFO] [stdout]     |
[INFO] [stdout] 350 | ...                   out : &mut Write) -> io::Result<()>
[INFO] [stdout]     |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wdiff.rs:368:45
[INFO] [stdout]     |
[INFO] [stdout] 368 | ...                   out : &mut Write) -> io::Result<()>
[INFO] [stdout]     |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:64:27
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn file_header(out : &mut Write, prefix : &[u8], path : &Path) -> io::Result<()> {
[INFO] [stdout]    |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:252:48
[INFO] [stdout]     |
[INFO] [stdout] 252 | fn build_re_selector<I, S>(re_strs : I) -> Box<ReSelector>
[INFO] [stdout]     |                                                ^^^^^^^^^^ help: use `dyn`: `dyn ReSelector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:274:43
[INFO] [stdout]     |
[INFO] [stdout] 274 | fn extract_re_matches(conf : &Conf, re : &ReSelector,
[INFO] [stdout]     |                                           ^^^^^^^^^^ help: use `dyn`: `dyn ReSelector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:282:36
[INFO] [stdout]     |
[INFO] [stdout] 282 | fn pick_lines(conf : &Conf, mre : &ReSelector, ignore_re : &Option<Regex>,
[INFO] [stdout]     |                                    ^^^^^^^^^^ help: use `dyn`: `dyn ReSelector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:287:33
[INFO] [stdout]     |
[INFO] [stdout] 287 | fn diff_files<'a, I>(out : &mut Write, conf : &Conf,
[INFO] [stdout]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:310:27
[INFO] [stdout]     |
[INFO] [stdout] 310 |             let mre : Box<ReSelector> = re.map(build_re_selector)
[INFO] [stdout]     |                           ^^^^^^^^^^ help: use `dyn`: `dyn ReSelector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/hunked.rs:422:31
[INFO] [stdout]     |
[INFO] [stdout] 422 |         CollectingCommonsTail(mut hunk, _, _) => hunk,
[INFO] [stdout]     |                               ----^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 32 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.92s
[INFO] running `Command { std: "docker" "inspect" "7bea409eeb93dd17b3c38a4384376e668ce5987d3795ba37e14ef5a5027a3847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7bea409eeb93dd17b3c38a4384376e668ce5987d3795ba37e14ef5a5027a3847", kill_on_drop: false }`
[INFO] [stdout] 7bea409eeb93dd17b3c38a4384376e668ce5987d3795ba37e14ef5a5027a3847
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc3341139aed1477c0cb2bc2ef41f72840acbf1fd70a1179ea19a78dde4548f5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bc3341139aed1477c0cb2bc2ef41f72840acbf1fd70a1179ea19a78dde4548f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling random v0.12.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling temporary v0.6.3
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling rayon v1.0.1
[INFO] [stderr]    Compiling subdiff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/hunked.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |                 &mut Write) -> io::Result<()>;
[INFO] [stdout]    |                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:145:35
[INFO] [stdout]     |
[INFO] [stdout] 145 |                        out : &mut Write) -> io::Result<()>
[INFO] [stdout]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:165:28
[INFO] [stdout]     |
[INFO] [stdout] 165 |                 out : &mut Write) -> io::Result<()> {
[INFO] [stdout]     |                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:174:28
[INFO] [stdout]     |
[INFO] [stdout] 174 |                 out : &mut Write) -> io::Result<()> {
[INFO] [stdout]     |                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:179:29
[INFO] [stdout]     |
[INFO] [stdout] 179 | fn write_off_len(out : &mut Write,
[INFO] [stdout]     |                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:197:33
[INFO] [stdout]     |
[INFO] [stdout] 197 | fn write_hunk_header(out : &mut Write,
[INFO] [stdout]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:255:35
[INFO] [stdout]     |
[INFO] [stdout] 255 | fn output_context_line(out : &mut Write, conf : &Conf,
[INFO] [stdout]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:292:28
[INFO] [stdout]     |
[INFO] [stdout] 292 |                 out : &mut Write) -> io::Result<()> {
[INFO] [stdout]     |                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:351:45
[INFO] [stdout]     |
[INFO] [stdout] 351 | ...                   ds : &mut Iterator<Item=DiffResult<T>>) {
[INFO] [stdout]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=DiffResult<T>>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:404:43
[INFO] [stdout]     |
[INFO] [stdout] 404 |                            dump_hunk : &mut FnMut(Option<&Hunk<T>>) ->
[INFO] [stdout]     |  ___________________________________________^
[INFO] [stdout] 405 | |                          io::Result<()>,
[INFO] [stdout]     | |_______________________________________^
[INFO] [stdout]     |
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 404 |                          dump_hunk : &mut dyn FnMut(Option<&Hunk<T>>) ->
[INFO] [stdout] 405 |                          io::Result<()>,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:441:28
[INFO] [stdout]     |
[INFO] [stdout] 441 |           dump_hunk : &mut FnMut(Option<&Hunk<T>>) -> io::Result<()>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Option<&Hunk<T>>) -> io::Result<()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:580:28
[INFO] [stdout]     |
[INFO] [stdout] 580 |           dump_hunk : &mut FnMut(Option<&Hunk<T>>) -> io::Result<()>,
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Option<&Hunk<T>>) -> io::Result<()>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/hunked.rs:629:16
[INFO] [stdout]     |
[INFO] [stdout] 629 |     out : &mut Write,
[INFO] [stdout]     |                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/wdiff.rs:18:35
[INFO] [stdout]    |
[INFO] [stdout] 18 |     fn write_to(&self, out : &mut Write) -> io::Result<()>;
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/wdiff.rs:22:35
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn write_to(&self, out : &mut Write) -> io::Result<()> {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/wdiff.rs:30:35
[INFO] [stdout]    |
[INFO] [stdout] 30 |     fn write_to(&self, out : &mut Write) -> io::Result<()> {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/wdiff.rs:41:35
[INFO] [stdout]    |
[INFO] [stdout] 41 |     fn write_to(&self, out : &mut Write) -> io::Result<()> {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/wdiff.rs:53:35
[INFO] [stdout]    |
[INFO] [stdout] 53 |     fn write_to(&self, out : &mut Write) -> io::Result<()> {
[INFO] [stdout]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wdiff.rs:172:32
[INFO] [stdout]     |
[INFO] [stdout] 172 |     fn write(&self, out : &mut Write) -> io::Result<()>{
[INFO] [stdout]     |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wdiff.rs:199:42
[INFO] [stdout]     |
[INFO] [stdout] 199 | fn narrow_do_common<'a, I, T>(out : &mut Write,
[INFO] [stdout]     |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wdiff.rs:234:47
[INFO] [stdout]     |
[INFO] [stdout] 234 | fn narrow_do_differences<'a, T, I>(out : &mut Write,
[INFO] [stdout]     |                                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wdiff.rs:293:45
[INFO] [stdout]     |
[INFO] [stdout] 293 | fn wide_do_differences<'a, T, I>(out : &mut Write,
[INFO] [stdout]     |                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wdiff.rs:335:40
[INFO] [stdout]     |
[INFO] [stdout] 335 | fn wide_do_common<'a, T, I>(out : &mut Write,
[INFO] [stdout]     |                                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wdiff.rs:350:42
[INFO] [stdout]     |
[INFO] [stdout] 350 | ...                   out : &mut Write) -> io::Result<()>
[INFO] [stdout]     |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/wdiff.rs:368:45
[INFO] [stdout]     |
[INFO] [stdout] 368 | ...                   out : &mut Write) -> io::Result<()>
[INFO] [stdout]     |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/tests.rs:110:46
[INFO] [stdout]     |
[INFO] [stdout] 110 | fn do_wdiff(s1 : &str, s2 : &str, out : &mut Write) {
[INFO] [stdout]     |                                              ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:64:27
[INFO] [stdout]    |
[INFO] [stdout] 64 | fn file_header(out : &mut Write, prefix : &[u8], path : &Path) -> io::Result<()> {
[INFO] [stdout]    |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:252:48
[INFO] [stdout]     |
[INFO] [stdout] 252 | fn build_re_selector<I, S>(re_strs : I) -> Box<ReSelector>
[INFO] [stdout]     |                                                ^^^^^^^^^^ help: use `dyn`: `dyn ReSelector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:274:43
[INFO] [stdout]     |
[INFO] [stdout] 274 | fn extract_re_matches(conf : &Conf, re : &ReSelector,
[INFO] [stdout]     |                                           ^^^^^^^^^^ help: use `dyn`: `dyn ReSelector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:282:36
[INFO] [stdout]     |
[INFO] [stdout] 282 | fn pick_lines(conf : &Conf, mre : &ReSelector, ignore_re : &Option<Regex>,
[INFO] [stdout]     |                                    ^^^^^^^^^^ help: use `dyn`: `dyn ReSelector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:287:33
[INFO] [stdout]     |
[INFO] [stdout] 287 | fn diff_files<'a, I>(out : &mut Write, conf : &Conf,
[INFO] [stdout]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/main.rs:310:27
[INFO] [stdout]     |
[INFO] [stdout] 310 |             let mre : Box<ReSelector> = re.map(build_re_selector)
[INFO] [stdout]     |                           ^^^^^^^^^^ help: use `dyn`: `dyn ReSelector`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/hunked.rs:422:31
[INFO] [stdout]     |
[INFO] [stdout] 422 |         CollectingCommonsTail(mut hunk, _, _) => hunk,
[INFO] [stdout]     |                               ----^^^^
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 33 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 10.45s
[INFO] running `Command { std: "docker" "inspect" "bc3341139aed1477c0cb2bc2ef41f72840acbf1fd70a1179ea19a78dde4548f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc3341139aed1477c0cb2bc2ef41f72840acbf1fd70a1179ea19a78dde4548f5", kill_on_drop: false }`
[INFO] [stdout] bc3341139aed1477c0cb2bc2ef41f72840acbf1fd70a1179ea19a78dde4548f5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6059f3dd4d6714eaa0d00c3d2e4712f703a813a00cba0f9cf11a4c1def31c91
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c6059f3dd4d6714eaa0d00c3d2e4712f703a813a00cba0f9cf11a4c1def31c91", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/hunked.rs:16:22
[INFO] [stderr]    |
[INFO] [stderr] 16 |                 &mut Write) -> io::Result<()>;
[INFO] [stderr]    |                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hunked.rs:145:35
[INFO] [stderr]     |
[INFO] [stderr] 145 |                        out : &mut Write) -> io::Result<()>
[INFO] [stderr]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hunked.rs:165:28
[INFO] [stderr]     |
[INFO] [stderr] 165 |                 out : &mut Write) -> io::Result<()> {
[INFO] [stderr]     |                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hunked.rs:174:28
[INFO] [stderr]     |
[INFO] [stderr] 174 |                 out : &mut Write) -> io::Result<()> {
[INFO] [stderr]     |                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hunked.rs:179:29
[INFO] [stderr]     |
[INFO] [stderr] 179 | fn write_off_len(out : &mut Write,
[INFO] [stderr]     |                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hunked.rs:197:33
[INFO] [stderr]     |
[INFO] [stderr] 197 | fn write_hunk_header(out : &mut Write,
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hunked.rs:255:35
[INFO] [stderr]     |
[INFO] [stderr] 255 | fn output_context_line(out : &mut Write, conf : &Conf,
[INFO] [stderr]     |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hunked.rs:292:28
[INFO] [stderr]     |
[INFO] [stderr] 292 |                 out : &mut Write) -> io::Result<()> {
[INFO] [stderr]     |                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hunked.rs:351:45
[INFO] [stderr]     |
[INFO] [stderr] 351 | ...                   ds : &mut Iterator<Item=DiffResult<T>>) {
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=DiffResult<T>>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hunked.rs:404:43
[INFO] [stderr]     |
[INFO] [stderr] 404 |                            dump_hunk : &mut FnMut(Option<&Hunk<T>>) ->
[INFO] [stderr]     |  ___________________________________________^
[INFO] [stderr] 405 | |                          io::Result<()>,
[INFO] [stderr]     | |_______________________________________^
[INFO] [stderr]     |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 404 |                          dump_hunk : &mut dyn FnMut(Option<&Hunk<T>>) ->
[INFO] [stderr] 405 |                          io::Result<()>,
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hunked.rs:441:28
[INFO] [stderr]     |
[INFO] [stderr] 441 |           dump_hunk : &mut FnMut(Option<&Hunk<T>>) -> io::Result<()>,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Option<&Hunk<T>>) -> io::Result<()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hunked.rs:580:28
[INFO] [stderr]     |
[INFO] [stderr] 580 |           dump_hunk : &mut FnMut(Option<&Hunk<T>>) -> io::Result<()>,
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(Option<&Hunk<T>>) -> io::Result<()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/hunked.rs:629:16
[INFO] [stderr]     |
[INFO] [stderr] 629 |     out : &mut Write,
[INFO] [stderr]     |                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/wdiff.rs:18:35
[INFO] [stderr]    |
[INFO] [stderr] 18 |     fn write_to(&self, out : &mut Write) -> io::Result<()>;
[INFO] [stderr]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/wdiff.rs:22:35
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn write_to(&self, out : &mut Write) -> io::Result<()> {
[INFO] [stderr]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/wdiff.rs:30:35
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn write_to(&self, out : &mut Write) -> io::Result<()> {
[INFO] [stderr]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/wdiff.rs:41:35
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn write_to(&self, out : &mut Write) -> io::Result<()> {
[INFO] [stderr]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/wdiff.rs:53:35
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn write_to(&self, out : &mut Write) -> io::Result<()> {
[INFO] [stderr]    |                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/wdiff.rs:172:32
[INFO] [stderr]     |
[INFO] [stderr] 172 |     fn write(&self, out : &mut Write) -> io::Result<()>{
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/wdiff.rs:199:42
[INFO] [stderr]     |
[INFO] [stderr] 199 | fn narrow_do_common<'a, I, T>(out : &mut Write,
[INFO] [stderr]     |                                          ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/wdiff.rs:234:47
[INFO] [stderr]     |
[INFO] [stderr] 234 | fn narrow_do_differences<'a, T, I>(out : &mut Write,
[INFO] [stderr]     |                                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/wdiff.rs:293:45
[INFO] [stderr]     |
[INFO] [stderr] 293 | fn wide_do_differences<'a, T, I>(out : &mut Write,
[INFO] [stderr]     |                                             ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/wdiff.rs:335:40
[INFO] [stderr]     |
[INFO] [stderr] 335 | fn wide_do_common<'a, T, I>(out : &mut Write,
[INFO] [stderr]     |                                        ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/wdiff.rs:350:42
[INFO] [stderr]     |
[INFO] [stderr] 350 | ...                   out : &mut Write) -> io::Result<()>
[INFO] [stderr]     |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/wdiff.rs:368:45
[INFO] [stderr]     |
[INFO] [stderr] 368 | ...                   out : &mut Write) -> io::Result<()>
[INFO] [stderr]     |                                  ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/tests.rs:110:46
[INFO] [stderr]     |
[INFO] [stderr] 110 | fn do_wdiff(s1 : &str, s2 : &str, out : &mut Write) {
[INFO] [stderr]     |                                              ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:64:27
[INFO] [stderr]    |
[INFO] [stderr] 64 | fn file_header(out : &mut Write, prefix : &[u8], path : &Path) -> io::Result<()> {
[INFO] [stderr]    |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:252:48
[INFO] [stderr]     |
[INFO] [stderr] 252 | fn build_re_selector<I, S>(re_strs : I) -> Box<ReSelector>
[INFO] [stderr]     |                                                ^^^^^^^^^^ help: use `dyn`: `dyn ReSelector`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:274:43
[INFO] [stderr]     |
[INFO] [stderr] 274 | fn extract_re_matches(conf : &Conf, re : &ReSelector,
[INFO] [stderr]     |                                           ^^^^^^^^^^ help: use `dyn`: `dyn ReSelector`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:282:36
[INFO] [stderr]     |
[INFO] [stderr] 282 | fn pick_lines(conf : &Conf, mre : &ReSelector, ignore_re : &Option<Regex>,
[INFO] [stderr]     |                                    ^^^^^^^^^^ help: use `dyn`: `dyn ReSelector`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:287:33
[INFO] [stderr]     |
[INFO] [stderr] 287 | fn diff_files<'a, I>(out : &mut Write, conf : &Conf,
[INFO] [stderr]     |                                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:310:27
[INFO] [stderr]     |
[INFO] [stderr] 310 |             let mre : Box<ReSelector> = re.map(build_re_selector)
[INFO] [stderr]     |                           ^^^^^^^^^^ help: use `dyn`: `dyn ReSelector`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/hunked.rs:422:31
[INFO] [stderr]     |
[INFO] [stderr] 422 |         CollectingCommonsTail(mut hunk, _, _) => hunk,
[INFO] [stderr]     |                               ----^^^^
[INFO] [stderr]     |                               |
[INFO] [stderr]     |                               help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 33 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.25s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/subdiff-ea805b36fdfd7015
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::context_wdiff ... ok
[INFO] [stdout] test tests::word_character_class_wide ... ok
[INFO] [stdout] test tests::word_character_class_narrow ... ok
[INFO] [stderr] thread '<unnamed>' panicked at 'attempted to leave type `nodrop::NoDrop<(epoch::Epoch, garbage::Bag)>` uninitialized, which is invalid', /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/mem/mod.rs:658:9
[INFO] [stderr] stack backtrace:
[INFO] [stdout] test tests::ignore_re_works ... ok
[INFO] [stdout] test tests::char_character_class_narrow ... ok
[INFO] [stdout] test tests::newline_at_eof_handling ... ok
[INFO] [stdout] test tests::char_character_class_wide ... ok
[INFO] [stderr]    0:     0x5638d33d11f0 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]    1:     0x5638d33d11f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]    2:     0x5638d33d11f0 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]    3:     0x5638d33d11f0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]    4:     0x5638d33f48ec - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]    5:     0x5638d33cd4c2 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/io/mod.rs:1516
[INFO] [stderr]    6:     0x5638d33d3abd - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]    7:     0x5638d33d3abd - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]    8:     0x5638d33d3abd - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:208
[INFO] [stderr]    9:     0x5638d33d3768 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:227
[INFO] [stderr]   10:     0x5638d33d41a1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:577
[INFO] [stderr]   11:     0x5638d33d3d49 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:484
[INFO] [stderr]   12:     0x5638d33d167c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]   13:     0x5638d33d3d09 - rust_begin_unwind
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:483
[INFO] [stderr]   14:     0x5638d33f31c1 - core::panicking::panic_fmt::h5b17d4a0e853d0f5
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:85
[INFO] [stderr]   15:     0x5638d33f310d - core::panicking::panic::hc6be4d7009fb30ae
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/panicking.rs:50
[INFO] [stderr]   16:     0x5638d3221406 - core::mem::uninitialized::he49e78391dabe078
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/mem/mod.rs:658
[INFO] [stderr]   17:     0x5638d3221406 - crossbeam_epoch::sync::queue::Queue<T>::new::h2402649396f0d1c0
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/sync/queue.rs:57
[INFO] [stderr]   18:     0x5638d321805e - crossbeam_epoch::internal::Global::new::h872ffb59d33f0f8c
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/internal.rs:63
[INFO] [stderr]   19:     0x5638d32231a1 - crossbeam_epoch::collector::Collector::new::hd15b13dfe080fe25
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/collector.rs:32
[INFO] [stderr]   20:     0x5638d321c3ca - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::__static_ref_initialize::h8774372ff020f2a6
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/default.rs:12
[INFO] [stderr]   21:     0x5638d321c3ca - core::ops::function::FnOnce::call_once::h554c045a17d7501c
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stderr]   22:     0x5638d321c263 - lazy_static::lazy::Lazy<T>::get::{{closure}}::h5843f48062a8c50c
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.1/src/lazy.rs:24
[INFO] [stderr]   23:     0x5638d322420f - std::sync::once::Once::call_once::{{closure}}::h95e6d4d66b25e624
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sync/once.rs:261
[INFO] [stderr]   24:     0x5638d33d0a42 - std::sync::once::Once::call_inner::h33bd609ddf05a465
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sync/once.rs:419
[INFO] [stderr]   25:     0x5638d3224191 - std::sync::once::Once::call_once::h661909ae14fc50c4
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sync/once.rs:261
[INFO] [stderr]   26:     0x5638d321c1bf - lazy_static::lazy::Lazy<T>::get::h149868a350d37ba1
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.1/src/lazy.rs:23
[INFO] [stderr]   27:     0x5638d321c1bf - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::__stability::ha48b0671c0c29678
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.1/src/lib.rs:148
[INFO] [stderr]   28:     0x5638d321c1bf - <crossbeam_epoch::default::COLLECTOR as core::ops::deref::Deref>::deref::h2a1118a8db281d14
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lazy_static-1.0.1/src/lib.rs:150
[INFO] [stderr]   29:     0x5638d321c1f4 - crossbeam_epoch::default::HANDLE::__init::h0cabd033b1d119e9
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/default.rs:17
[INFO] [stderr]   30:     0x5638d321c3e9 - core::ops::function::FnOnce::call_once::hda2519752407b996
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stderr]   31:     0x5638d321b70c - std::thread::local::lazy::LazyKeyInner<T>::initialize::h727430020cd75e71
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:304
[INFO] [stderr]   32:     0x5638d32242ad - std::thread::local::fast::Key<T>::try_initialize::h5bda53053f76c517
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:473
[INFO] [stderr]   33:     0x5638d32243f7 - std::thread::local::fast::Key<T>::get::h95cb6b337f902f09
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:456
[INFO] [stderr]   34:     0x5638d321c23d - crossbeam_epoch::default::HANDLE::__getit::h85356fc505c592f7
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:183
[INFO] [stderr]   35:     0x5638d31e95bb - std::thread::local::LocalKey<T>::try_with::he57eb8f72318f51c
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:271
[INFO] [stderr]   36:     0x5638d31e90af - std::thread::local::LocalKey<T>::with::hc01b41b97808780c
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/local.rs:248
[INFO] [stderr]   37:     0x5638d31f8054 - crossbeam_epoch::default::is_pinned::h2ab1464e100b59b1
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-epoch-0.3.1/src/default.rs:33
[INFO] [stderr]   38:     0x5638d31f0275 - crossbeam_deque::Stealer<T>::steal::hbcb7778e17d96c7f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/crossbeam-deque-0.2.0/src/lib.rs:714
[INFO] [stderr]   39:     0x5638d31defd3 - rayon_core::registry::WorkerThread::steal::{{closure}}::h08ea231aa217976f
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.0/src/registry.rs:622
[INFO] [stderr]   40:     0x5638d31dc87b - core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut::hf017601d57f372b3
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:269
[INFO] [stderr]   41:     0x5638d31ed7a1 - core::iter::traits::iterator::Iterator::find_map::check::{{closure}}::h219ff3735d108199
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/iter/traits/iterator.rs:2261
[INFO] [stderr]   42:     0x5638d31e5a05 - core::iter::adapters::filter_try_fold::{{closure}}::hacc93505f44b9de7
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/iter/adapters/mod.rs:1078
[INFO] [stderr]   43:     0x5638d31e540c - core::ops::function::impls::<impl core::ops::function::FnMut<A> for &mut F>::call_mut::h299d2c45675ee896
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:269
[INFO] [stderr]   44:     0x5638d31eda04 - core::iter::traits::iterator::Iterator::try_fold::h5dc37d572e2e9bda
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/iter/traits/iterator.rs:1888
[INFO] [stderr]   45:     0x5638d31e8d33 - <core::iter::adapters::chain::Chain<A,B> as core::iter::traits::iterator::Iterator>::try_fold::hd3a886ba1cde218c
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/iter/adapters/chain.rs:105
[INFO] [stderr]   46:     0x5638d31e5366 - <core::iter::adapters::Filter<I,P> as core::iter::traits::iterator::Iterator>::try_fold::h0fefd0b379f2ee42
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/iter/adapters/mod.rs:1127
[INFO] [stderr]   47:     0x5638d31e5571 - core::iter::traits::iterator::Iterator::find_map::hd5447c59f2976f59
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/iter/traits/iterator.rs:2267
[INFO] [stderr]   48:     0x5638d31e53d6 - <core::iter::adapters::FilterMap<I,F> as core::iter::traits::iterator::Iterator>::next::h2dbede91628fe416
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/iter/adapters/mod.rs:1245
[INFO] [stderr]   49:     0x5638d31deef3 - rayon_core::registry::WorkerThread::steal::hfb288acc144c59d3
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.0/src/registry.rs:616
[INFO] [stderr]   50:     0x5638d31dec02 - rayon_core::registry::WorkerThread::wait_until_cold::{{closure}}::hdef947e9437df819
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.0/src/registry.rs:564
[INFO] [stderr]   51:     0x5638d31f567f - core::option::Option<T>::or_else::hc3cc0a6997d8e878
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/option.rs:752
[INFO] [stderr]   52:     0x5638d31de915 - rayon_core::registry::WorkerThread::wait_until_cold::hb967a8d34601680a
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.0/src/registry.rs:563
[INFO] [stderr]   53:     0x5638d31de828 - rayon_core::registry::WorkerThread::wait_until::h2e74986c6c57585b
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.0/src/registry.rs:543
[INFO] [stderr]   54:     0x5638d31df533 - rayon_core::registry::main_loop::hb61686e0f37475b3
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.0/src/registry.rs:674
[INFO] [stderr]   55:     0x5638d31ddcad - rayon_core::registry::Registry::new::{{closure}}::h19e36ee473af7c29
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rayon-core-1.4.0/src/registry.rs:134
[INFO] [stderr]   56:     0x5638d31f80be - std::sys_common::backtrace::__rust_begin_short_backtrace::h30bb44b18a501b78
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]   57:     0x5638d31f2062 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h69aeb444f1d67761
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:464
[INFO] [stderr]   58:     0x5638d31f0c12 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb339566621a61cc4
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:308
[INFO] [stderr]   59:     0x5638d31f84ae - std::panicking::try::do_call::hb307857421d8da9d
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:381
[INFO] [stderr]   60:     0x5638d31f98ad - __rust_try
[INFO] [stderr]   61:     0x5638d31f8393 - std::panicking::try::hfc3409dce51c3efe
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panicking.rs:345
[INFO] [stderr]   62:     0x5638d31f15a2 - std::panic::catch_unwind::hc83b6f65230f73fd
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/panic.rs:382
[INFO] [stderr]   63:     0x5638d31f1e51 - std::thread::Builder::spawn_unchecked::{{closure}}::h118a7027e0b86ffe
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/thread/mod.rs:463
[INFO] [stderr]   64:     0x5638d31eb96f - core::ops::function::FnOnce::call_once{{vtable.shim}}::h82554afd40f093c5
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/core/src/ops/function.rs:227
[INFO] [stderr]   65:     0x5638d33dafba - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hd4d30e37db281e8f
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   66:     0x5638d33dafba - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h019185a215ba16e4
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/alloc/src/boxed.rs:1042
[INFO] [stderr]   67:     0x5638d33dafba - std::sys::unix::thread::Thread::new::thread_start::h33c6d7cf25f9291f
[INFO] [stderr]                                at /rustc/212e76c31d461462544b5d516d3bdc99fc8f016e/library/std/src/sys/unix/thread.rs:87
[INFO] [stderr]   68:     0x7f1dffbee609 - start_thread
[INFO] [stderr]   69:     0x7f1dffe79103 - clone
[INFO] [stderr]   70:                0x0 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass '--bin subdiff'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/subdiff-ea805b36fdfd7015` (signal: 11, SIGSEGV: invalid memory reference)
[INFO] running `Command { std: "docker" "inspect" "c6059f3dd4d6714eaa0d00c3d2e4712f703a813a00cba0f9cf11a4c1def31c91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6059f3dd4d6714eaa0d00c3d2e4712f703a813a00cba0f9cf11a4c1def31c91", kill_on_drop: false }`
[INFO] [stdout] c6059f3dd4d6714eaa0d00c3d2e4712f703a813a00cba0f9cf11a4c1def31c91
