[INFO] crate libimaginteraction 0.9.3 is already in cache
[INFO] extracting crate libimaginteraction 0.9.3 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/libimaginteraction/0.9.3
[INFO] extracting crate libimaginteraction 0.9.3 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/libimaginteraction/0.9.3
[INFO] validating manifest of libimaginteraction-0.9.3 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of libimaginteraction-0.9.3 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing libimaginteraction-0.9.3
[INFO] finished frobbing libimaginteraction-0.9.3
[INFO] frobbed toml for libimaginteraction-0.9.3 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/libimaginteraction/0.9.3/Cargo.toml
[INFO] started frobbing libimaginteraction-0.9.3
[INFO] finished frobbing libimaginteraction-0.9.3
[INFO] frobbed toml for libimaginteraction-0.9.3 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/libimaginteraction/0.9.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "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" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking libimaginteraction-0.9.3 against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-0/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/libimaginteraction/0.9.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 16fdf727dcdb132af90ba8bf29e35eb3b10059b2896a0d09563960d3490abe97
[INFO] running `"docker" "start" "-a" "16fdf727dcdb132af90ba8bf29e35eb3b10059b2896a0d09563960d3490abe97"`
[INFO] [stderr]     Checking interactor v0.1.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking handlebars v1.1.0
[INFO] [stderr]     Checking libimaginteraction v0.9.3 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ask.rs:38:61
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn ask_bool(s: &str, default: Option<bool>, input: &mut Read, output: &mut Write) -> Result<bool> {
[INFO] [stderr]    |                                                             ^^^^ help: use `dyn`: `dyn Read`
[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/ask.rs:38:80
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn ask_bool(s: &str, default: Option<bool>, input: &mut Read, output: &mut Write) -> Result<bool> {
[INFO] [stderr]    |                                                                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ask.rs:42:86
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn ask_bool_<R: BufRead>(s: &str, default: Option<bool>, input: &mut R, output: &mut Write) -> Result<bool> {
[INFO] [stderr]    |                                                                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ask.rs:72:60
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn ask_uint(s: &str, default: Option<u64>, input: &mut Read, output: &mut Write) -> Result<u64> {
[INFO] [stderr]    |                                                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ask.rs:72:79
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn ask_uint(s: &str, default: Option<u64>, input: &mut Read, output: &mut Write) -> Result<u64> {
[INFO] [stderr]    |                                                                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ask.rs:76:85
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn ask_uint_<R: BufRead>(s: &str, default: Option<u64>, input: &mut R, output: &mut Write) -> Result<u64> {
[INFO] [stderr]    |                                                                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ask.rs:114:31
[INFO] [stderr]     |
[INFO] [stderr] 114 |                   input: &mut Read,
[INFO] [stderr]     |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ask.rs:115:32
[INFO] [stderr]     |
[INFO] [stderr] 115 |                   output: &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/ask.rs:135:41
[INFO] [stderr]     |
[INFO] [stderr] 135 |                            output: &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/ask.rs:179:60
[INFO] [stderr]     |
[INFO] [stderr] 179 | pub fn ask_question(question: &str, nl: bool, output: &mut Write) -> Result<()> {
[INFO] [stderr]     |                                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:30:140
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:39:140
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:48:140
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:57:140
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:66:140
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:75:140
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:84:140
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:93:140
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:99:53
[INFO] [stderr]    |
[INFO] [stderr] 99 | fn colorize(color: Colour, h: &Helper, output: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                     ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:110:140
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]     |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:122:140
[INFO] [stderr]     |
[INFO] [stderr] 122 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]     |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:134:140
[INFO] [stderr]     |
[INFO] [stderr] 134 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]     |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:146:140
[INFO] [stderr]     |
[INFO] [stderr] 146 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]     |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:165:140
[INFO] [stderr]     |
[INFO] [stderr] 165 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]     |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:178:140
[INFO] [stderr]     |
[INFO] [stderr] 178 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]     |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:191:140
[INFO] [stderr]     |
[INFO] [stderr] 191 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]     |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ask.rs:38:61
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn ask_bool(s: &str, default: Option<bool>, input: &mut Read, output: &mut Write) -> Result<bool> {
[INFO] [stderr]    |                                                             ^^^^ help: use `dyn`: `dyn Read`
[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/ask.rs:38:80
[INFO] [stderr]    |
[INFO] [stderr] 38 | pub fn ask_bool(s: &str, default: Option<bool>, input: &mut Read, output: &mut Write) -> Result<bool> {
[INFO] [stderr]    |                                                                                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ask.rs:42:86
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn ask_bool_<R: BufRead>(s: &str, default: Option<bool>, input: &mut R, output: &mut Write) -> Result<bool> {
[INFO] [stderr]    |                                                                                      ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ask.rs:72:60
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn ask_uint(s: &str, default: Option<u64>, input: &mut Read, output: &mut Write) -> Result<u64> {
[INFO] [stderr]    |                                                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ask.rs:72:79
[INFO] [stderr]    |
[INFO] [stderr] 72 | pub fn ask_uint(s: &str, default: Option<u64>, input: &mut Read, output: &mut Write) -> Result<u64> {
[INFO] [stderr]    |                                                                               ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ask.rs:76:85
[INFO] [stderr]    |
[INFO] [stderr] 76 | fn ask_uint_<R: BufRead>(s: &str, default: Option<u64>, input: &mut R, output: &mut Write) -> Result<u64> {
[INFO] [stderr]    |                                                                                     ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ask.rs:114:31
[INFO] [stderr]     |
[INFO] [stderr] 114 |                   input: &mut Read,
[INFO] [stderr]     |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ask.rs:115:32
[INFO] [stderr]     |
[INFO] [stderr] 115 |                   output: &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/ask.rs:135:41
[INFO] [stderr]     |
[INFO] [stderr] 135 |                            output: &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/ask.rs:179:60
[INFO] [stderr]     |
[INFO] [stderr] 179 | pub fn ask_question(question: &str, nl: bool, output: &mut Write) -> Result<()> {
[INFO] [stderr]     |                                                            ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:30:140
[INFO] [stderr]    |
[INFO] [stderr] 30 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:39:140
[INFO] [stderr]    |
[INFO] [stderr] 39 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:48:140
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:57:140
[INFO] [stderr]    |
[INFO] [stderr] 57 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:66:140
[INFO] [stderr]    |
[INFO] [stderr] 66 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:75:140
[INFO] [stderr]    |
[INFO] [stderr] 75 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:84:140
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:93:140
[INFO] [stderr]    |
[INFO] [stderr] 93 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/format.rs:99:53
[INFO] [stderr]    |
[INFO] [stderr] 99 | fn colorize(color: Colour, h: &Helper, output: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]    |                                                     ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:110:140
[INFO] [stderr]     |
[INFO] [stderr] 110 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]     |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:122:140
[INFO] [stderr]     |
[INFO] [stderr] 122 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]     |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:134:140
[INFO] [stderr]     |
[INFO] [stderr] 134 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]     |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:146:140
[INFO] [stderr]     |
[INFO] [stderr] 146 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]     |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:165:140
[INFO] [stderr]     |
[INFO] [stderr] 165 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]     |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:178:140
[INFO] [stderr]     |
[INFO] [stderr] 178 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]     |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/format.rs:191:140
[INFO] [stderr]     |
[INFO] [stderr] 191 |     fn call<'reg: 'rc, 'rc>(&self, h: &Helper<'reg, 'rc>, _r: &'reg Registry, _ctx: &'rc Context, _rc: &mut RenderContext<'reg>, out: &mut Output) -> Result<(), RenderError> {
[INFO] [stderr]     |                                                                                                                                            ^^^^^^ help: use `dyn`: `dyn Output`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.15s
[INFO] running `"docker" "inspect" "16fdf727dcdb132af90ba8bf29e35eb3b10059b2896a0d09563960d3490abe97"`
[INFO] running `"docker" "rm" "-f" "16fdf727dcdb132af90ba8bf29e35eb3b10059b2896a0d09563960d3490abe97"`
[INFO] [stdout] 16fdf727dcdb132af90ba8bf29e35eb3b10059b2896a0d09563960d3490abe97