[INFO] crate buffered-reader 0.9.0 is already in cache
[INFO] extracting crate buffered-reader 0.9.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/buffered-reader/0.9.0
[INFO] extracting crate buffered-reader 0.9.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/buffered-reader/0.9.0
[INFO] validating manifest of buffered-reader-0.9.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of buffered-reader-0.9.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing buffered-reader-0.9.0
[INFO] finished frobbing buffered-reader-0.9.0
[INFO] frobbed toml for buffered-reader-0.9.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/buffered-reader/0.9.0/Cargo.toml
[INFO] started frobbing buffered-reader-0.9.0
[INFO] finished frobbing buffered-reader-0.9.0
[INFO] frobbed toml for buffered-reader-0.9.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/buffered-reader/0.9.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing buffered-reader-0.9.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/buffered-reader/0.9.0:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] f031f8127ee0beca302cd07bff15ab9fd496e5fb1724598dc6d5a7e2796dc0bc
[INFO] running `"docker" "start" "-a" "f031f8127ee0beca302cd07bff15ab9fd496e5fb1724598dc6d5a7e2796dc0bc"`
[INFO] [stderr]    Compiling bzip2 v0.3.3
[INFO] [stderr]    Compiling buffered-reader v0.9.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generic.rs:255:42
[INFO] [stderr]     |
[INFO] [stderr] 255 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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/generic.rs:259:34
[INFO] [stderr]     |
[INFO] [stderr] 259 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generic.rs:263:54
[INFO] [stderr]     |
[INFO] [stderr] 263 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/memory.rs:110:42
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/memory.rs:114:34
[INFO] [stderr]     |
[INFO] [stderr] 114 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/memory.rs:118:54
[INFO] [stderr]     |
[INFO] [stderr] 118 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/limitor.rs:9:17
[INFO] [stderr]   |
[INFO] [stderr] 9 |     reader: Box<'a + BufferedReader<C>>,
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/limitor.rs:35:28
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn new(reader: Box<'a + BufferedReader<()>>, limit: u64) -> Self {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/limitor.rs:45:36
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn with_cookie(reader: Box<'a + BufferedReader<C>>, limit: u64, cookie: C)
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/limitor.rs:127:42
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/limitor.rs:131:34
[INFO] [stderr]     |
[INFO] [stderr] 131 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/limitor.rs:135:54
[INFO] [stderr]     |
[INFO] [stderr] 135 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reserve.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 |     reader: Box<'a + BufferedReader<C>>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reserve.rs:39:28
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn new(reader: Box<'a + BufferedReader<()>>, reserve: usize) -> Self {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reserve.rs:49:36
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn with_cookie(reader: Box<'a + BufferedReader<C>>,
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reserve.rs:129:42
[INFO] [stderr]     |
[INFO] [stderr] 129 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reserve.rs:133:34
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reserve.rs:137:54
[INFO] [stderr]     |
[INFO] [stderr] 137 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/dup.rs:14:17
[INFO] [stderr]    |
[INFO] [stderr] 14 |     reader: Box<'a + BufferedReader<C>>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/dup.rs:43:28
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn new(reader: Box<'a + BufferedReader<()>>) -> Self {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/dup.rs:53:36
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn with_cookie(reader: Box<'a + BufferedReader<C>>, cookie: C) -> Self {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dup.rs:124:42
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dup.rs:128:34
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dup.rs:132:54
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/eof.rs:75:54
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn into_inner<'a>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'a>>
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/eof.rs:81:42
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>>
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/eof.rs:86:34
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn get_ref(&self) -> Option<&BufferedReader<C>>
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_deflate.rs:104:42
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_deflate.rs:108:34
[INFO] [stderr]     |
[INFO] [stderr] 108 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_deflate.rs:113:27
[INFO] [stderr]     |
[INFO] [stderr] 113 |             -> Option<Box<BufferedReader<C> + 'b>> where Self: 'b {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_deflate.rs:226:42
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_deflate.rs:230:34
[INFO] [stderr]     |
[INFO] [stderr] 230 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_deflate.rs:235:27
[INFO] [stderr]     |
[INFO] [stderr] 235 |             -> Option<Box<BufferedReader<C> + 'b>> where Self: 'b {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_bzip2.rs:103:42
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_bzip2.rs:107:34
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_bzip2.rs:112:27
[INFO] [stderr]     |
[INFO] [stderr] 112 |             -> Option<Box<BufferedReader<C> + 'b>> where Self: 'b {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file_generic.rs:74:42
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file_generic.rs:78:34
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file_generic.rs:82:54
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/file_unix.rs:207:42
[INFO] [stderr]     |
[INFO] [stderr] 207 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/file_unix.rs:211:34
[INFO] [stderr]     |
[INFO] [stderr] 211 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/file_unix.rs:215:54
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:802:54
[INFO] [stderr]     |
[INFO] [stderr] 802 |     fn into_inner<'a>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'a>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:812:42
[INFO] [stderr]     |
[INFO] [stderr] 812 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>>;
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:815:34
[INFO] [stderr]     |
[INFO] [stderr] 815 |     fn get_ref(&self) -> Option<&BufferedReader<C>>;
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:868:40
[INFO] [stderr]     |
[INFO] [stderr] 868 | impl <'a, C> BufferedReader<C> for Box<BufferedReader<C> + 'a> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:927:42
[INFO] [stderr]     |
[INFO] [stderr] 927 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:932:34
[INFO] [stderr]     |
[INFO] [stderr] 932 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:937:54
[INFO] [stderr]     |
[INFO] [stderr] 937 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `"docker" "inspect" "f031f8127ee0beca302cd07bff15ab9fd496e5fb1724598dc6d5a7e2796dc0bc"`
[INFO] running `"docker" "rm" "-f" "f031f8127ee0beca302cd07bff15ab9fd496e5fb1724598dc6d5a7e2796dc0bc"`
[INFO] [stdout] f031f8127ee0beca302cd07bff15ab9fd496e5fb1724598dc6d5a7e2796dc0bc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/buffered-reader/0.9.0:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] a64ee01c8240bc8c8e7172155ffd9b3bc187c9204d0a5a470fc937a9a55df483
[INFO] running `"docker" "start" "-a" "a64ee01c8240bc8c8e7172155ffd9b3bc187c9204d0a5a470fc937a9a55df483"`
[INFO] [stderr]    Compiling buffered-reader v0.9.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generic.rs:255:42
[INFO] [stderr]     |
[INFO] [stderr] 255 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[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/generic.rs:259:34
[INFO] [stderr]     |
[INFO] [stderr] 259 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/generic.rs:263:54
[INFO] [stderr]     |
[INFO] [stderr] 263 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/memory.rs:110:42
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/memory.rs:114:34
[INFO] [stderr]     |
[INFO] [stderr] 114 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/memory.rs:118:54
[INFO] [stderr]     |
[INFO] [stderr] 118 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/limitor.rs:9:17
[INFO] [stderr]   |
[INFO] [stderr] 9 |     reader: Box<'a + BufferedReader<C>>,
[INFO] [stderr]   |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/limitor.rs:35:28
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn new(reader: Box<'a + BufferedReader<()>>, limit: u64) -> Self {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/limitor.rs:45:36
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn with_cookie(reader: Box<'a + BufferedReader<C>>, limit: u64, cookie: C)
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/limitor.rs:127:42
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/limitor.rs:131:34
[INFO] [stderr]     |
[INFO] [stderr] 131 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/limitor.rs:135:54
[INFO] [stderr]     |
[INFO] [stderr] 135 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/limitor.rs:165:31
[INFO] [stderr]     |
[INFO] [stderr] 165 |             let mut bio : Box<BufferedReader<()>>
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/limitor.rs:203:31
[INFO] [stderr]     |
[INFO] [stderr] 203 |             let mut bio : Box<BufferedReader<()>>
[INFO] [stderr]     |                               ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/limitor.rs:207:32
[INFO] [stderr]     |
[INFO] [stderr] 207 |                 let bio2 : Box<BufferedReader<()>>
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/limitor.rs:211:36
[INFO] [stderr]     |
[INFO] [stderr] 211 |                 let mut bio3 : Box<BufferedReader<()>>
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reserve.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 |     reader: Box<'a + BufferedReader<C>>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reserve.rs:39:28
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn new(reader: Box<'a + BufferedReader<()>>, reserve: usize) -> Self {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/reserve.rs:49:36
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn with_cookie(reader: Box<'a + BufferedReader<C>>,
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reserve.rs:129:42
[INFO] [stderr]     |
[INFO] [stderr] 129 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reserve.rs:133:34
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/reserve.rs:137:54
[INFO] [stderr]     |
[INFO] [stderr] 137 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/dup.rs:14:17
[INFO] [stderr]    |
[INFO] [stderr] 14 |     reader: Box<'a + BufferedReader<C>>,
[INFO] [stderr]    |                 ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/dup.rs:43:28
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn new(reader: Box<'a + BufferedReader<()>>) -> Self {
[INFO] [stderr]    |                            ^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<()>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/dup.rs:53:36
[INFO] [stderr]    |
[INFO] [stderr] 53 |     pub fn with_cookie(reader: Box<'a + BufferedReader<C>>, cookie: C) -> Self {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dup.rs:124:42
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dup.rs:128:34
[INFO] [stderr]     |
[INFO] [stderr] 128 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/dup.rs:132:54
[INFO] [stderr]     |
[INFO] [stderr] 132 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/eof.rs:75:54
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn into_inner<'a>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'a>>
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/eof.rs:81:42
[INFO] [stderr]    |
[INFO] [stderr] 81 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>>
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/eof.rs:86:34
[INFO] [stderr]    |
[INFO] [stderr] 86 |     fn get_ref(&self) -> Option<&BufferedReader<C>>
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_deflate.rs:104:42
[INFO] [stderr]     |
[INFO] [stderr] 104 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_deflate.rs:108:34
[INFO] [stderr]     |
[INFO] [stderr] 108 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_deflate.rs:113:27
[INFO] [stderr]     |
[INFO] [stderr] 113 |             -> Option<Box<BufferedReader<C> + 'b>> where Self: 'b {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_deflate.rs:226:42
[INFO] [stderr]     |
[INFO] [stderr] 226 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_deflate.rs:230:34
[INFO] [stderr]     |
[INFO] [stderr] 230 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_deflate.rs:235:27
[INFO] [stderr]     |
[INFO] [stderr] 235 |             -> Option<Box<BufferedReader<C> + 'b>> where Self: 'b {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_bzip2.rs:103:42
[INFO] [stderr]     |
[INFO] [stderr] 103 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_bzip2.rs:107:34
[INFO] [stderr]     |
[INFO] [stderr] 107 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decompress_bzip2.rs:112:27
[INFO] [stderr]     |
[INFO] [stderr] 112 |             -> Option<Box<BufferedReader<C> + 'b>> where Self: 'b {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file_generic.rs:74:42
[INFO] [stderr]    |
[INFO] [stderr] 74 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]    |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file_generic.rs:78:34
[INFO] [stderr]    |
[INFO] [stderr] 78 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/file_generic.rs:82:54
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]    |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/file_unix.rs:207:42
[INFO] [stderr]     |
[INFO] [stderr] 207 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/file_unix.rs:211:34
[INFO] [stderr]     |
[INFO] [stderr] 211 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/file_unix.rs:215:54
[INFO] [stderr]     |
[INFO] [stderr] 215 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:802:54
[INFO] [stderr]     |
[INFO] [stderr] 802 |     fn into_inner<'a>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'a>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:812:42
[INFO] [stderr]     |
[INFO] [stderr] 812 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>>;
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:815:34
[INFO] [stderr]     |
[INFO] [stderr] 815 |     fn get_ref(&self) -> Option<&BufferedReader<C>>;
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:868:40
[INFO] [stderr]     |
[INFO] [stderr] 868 | impl <'a, C> BufferedReader<C> for Box<BufferedReader<C> + 'a> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:927:42
[INFO] [stderr]     |
[INFO] [stderr] 927 |     fn get_mut(&mut self) -> Option<&mut BufferedReader<C>> {
[INFO] [stderr]     |                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:932:34
[INFO] [stderr]     |
[INFO] [stderr] 932 |     fn get_ref(&self) -> Option<&BufferedReader<C>> {
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:937:54
[INFO] [stderr]     |
[INFO] [stderr] 937 |     fn into_inner<'b>(self: Box<Self>) -> Option<Box<BufferedReader<C> + 'b>>
[INFO] [stderr]     |                                                      ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn BufferedReader<C> + 'b`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `"docker" "inspect" "a64ee01c8240bc8c8e7172155ffd9b3bc187c9204d0a5a470fc937a9a55df483"`
[INFO] running `"docker" "rm" "-f" "a64ee01c8240bc8c8e7172155ffd9b3bc187c9204d0a5a470fc937a9a55df483"`
[INFO] [stdout] a64ee01c8240bc8c8e7172155ffd9b3bc187c9204d0a5a470fc937a9a55df483
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/buffered-reader/0.9.0:/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=warn" "-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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 2771af3e521046a0c3cf3715c39c5466e3d1c17ef903d9f04cdf1748095aad03
[INFO] running `"docker" "start" "-a" "2771af3e521046a0c3cf3715c39c5466e3d1c17ef903d9f04cdf1748095aad03"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/buffered_reader-689f3325fc9726ab
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test eof::test::basics ... ok
[INFO] [stdout] test dup::test::buffer_test ... ok
[INFO] [stdout] test dup::test::buffered_reader_memory_test ... ok
[INFO] [stdout] test limitor::test::consummated ... ok
[INFO] [stdout] test limitor::test::buffered_reader_limitor_test ... ok
[INFO] [stdout] test test::buffered_reader_eof_test ... ok
[INFO] [stdout] test memory::test::buffer_test ... ok
[INFO] [stdout] test test::buffered_reader_read_test ... ok
[INFO] [stdout] test test::drop_through ... ok
[INFO] [stdout] test memory::test::buffered_reader_memory_test ... ok
[INFO] [stdout] test test::drop_until ... ok
[INFO] [stdout] test generic::test::buffered_reader_generic_test ... ok
[INFO] [stdout] test reserve::test::data ... ok
[INFO] [stdout] test limitor::test::buffer_test ... ok
[INFO] [stdout] test decompress_deflate::test::buffer_test ... ok
[INFO] [stderr]    Doc-tests buffered-reader
[INFO] [stdout] test generic::test::buffer_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - BufferedReader::buffer (line 285) ... ok
[INFO] [stdout] test src/lib.rs - BufferedReader::data_consume (line 504) ... ok
[INFO] [stdout] test src/lib.rs - BufferedReader::data (line 331) ... ok
[INFO] [stdout] test src/lib.rs - BufferedReader::data_hard (line 358) ... ok
[INFO] [stdout] test src/lib.rs - BufferedReader::consume (line 469) ... ok
[INFO] [stdout] test src/lib.rs -  (line 107) ... ok
[INFO] [stdout] test src/lib.rs -  (line 176) ... ok
[INFO] [stdout] test src/lib.rs - BufferedReader::read_to (line 609) ... ok
[INFO] [stdout] test src/lib.rs - BufferedReader::data_eof (line 391) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "2771af3e521046a0c3cf3715c39c5466e3d1c17ef903d9f04cdf1748095aad03"`
[INFO] running `"docker" "rm" "-f" "2771af3e521046a0c3cf3715c39c5466e3d1c17ef903d9f04cdf1748095aad03"`
[INFO] [stdout] 2771af3e521046a0c3cf3715c39c5466e3d1c17ef903d9f04cdf1748095aad03