[INFO] updating cached repository oblique/docker-guard
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/oblique/docker-guard
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/oblique/docker-guard" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/oblique/docker-guard"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/oblique/docker-guard'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/oblique/docker-guard" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/oblique/docker-guard"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/oblique/docker-guard'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 34dc8eb36b44c7faec1e870998f07ba1f3ae1d62
[INFO] sha for GitHub repo oblique/docker-guard: 34dc8eb36b44c7faec1e870998f07ba1f3ae1d62
[INFO] validating manifest of oblique/docker-guard on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of oblique/docker-guard on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing oblique/docker-guard
[INFO] finished frobbing oblique/docker-guard
[INFO] frobbed toml for oblique/docker-guard written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/oblique/docker-guard/Cargo.toml
[INFO] started frobbing oblique/docker-guard
[INFO] finished frobbing oblique/docker-guard
[INFO] frobbed toml for oblique/docker-guard written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/oblique/docker-guard/Cargo.toml
[INFO] crate oblique/docker-guard already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking oblique/docker-guard against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-4/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/oblique/docker-guard:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c66f775bb8658e0c8f0e2d4fda38645f00af43443bacab82ea27599f33eadef0
[INFO] running `"docker" "start" "-a" "c66f775bb8658e0c8f0e2d4fda38645f00af43443bacab82ea27599f33eadef0"`
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking nom v4.0.0
[INFO] [stderr]     Checking epoll v4.0.0
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking regex v1.0.1
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking env_logger v0.5.10
[INFO] [stderr]     Checking serde-hjson v0.8.1
[INFO] [stderr]     Checking config v0.9.0
[INFO] [stderr]     Checking docker-guard v0.0.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:53:39
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn as_read_mut(&mut self) -> &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/main.rs:54:40
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn as_write_mut(&mut self) -> &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:58:39
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn as_read_mut(&mut self) -> &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/main.rs:62:40
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn as_write_mut(&mut self) -> &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:103:28
[INFO] [stderr]     |
[INFO] [stderr] 103 | fn read_until(reader: &mut Read, buf: &mut Vec<u8>, until: &[u8]) -> io::Result<()> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:138:18
[INFO] [stderr]     |
[INFO] [stderr] 138 |     reader: &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/main.rs:146:35
[INFO] [stderr]     |
[INFO] [stderr] 146 | fn read_http_content(reader: &mut Read, http: &Http) -> Result<Vec<u8>> {
[INFO] [stderr]     |                                   ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:200:36
[INFO] [stderr]     |
[INFO] [stderr] 200 | fn write_http_headers(writer: &mut Write, http: &Http, content_len: Option<usize>) -> 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:239:36
[INFO] [stderr]     |
[INFO] [stderr] 239 | fn write_http_content(writer: &mut Write, content: &[u8]) -> 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:244:44
[INFO] [stderr]     |
[INFO] [stderr] 244 | fn write_http_content_chunked(writer: &mut Write, content: &[u8]) -> 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:254:28
[INFO] [stderr]     |
[INFO] [stderr] 254 | fn forward_data(from: &mut Read, to: &mut Write) -> io::Result<usize> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:254:43
[INFO] [stderr]     |
[INFO] [stderr] 254 | fn forward_data(from: &mut Read, to: &mut Write) -> io::Result<usize> {
[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:262:16
[INFO] [stderr]     |
[INFO] [stderr] 262 |     from: &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/main.rs:263:14
[INFO] [stderr]     |
[INFO] [stderr] 263 |     to: &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:302:34
[INFO] [stderr]     |
[INFO] [stderr] 302 | fn handle_upgraded(stream1: &mut Stream, stream2: &mut Stream) -> Result<()> {
[INFO] [stderr]     |                                  ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:302:56
[INFO] [stderr]     |
[INFO] [stderr] 302 | fn handle_upgraded(stream1: &mut Stream, stream2: &mut Stream) -> Result<()> {
[INFO] [stderr]     |                                                        ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:336:47
[INFO] [stderr]     |
[INFO] [stderr] 336 | fn connect_to_docker(url: &Url) -> Result<Box<Stream>> {
[INFO] [stderr]     |                                               ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     error_chain! {
[INFO] [stderr] 39 | |         foreign_links {
[INFO] [stderr] 40 | |             Io(::std::io::Error) #[cfg(unix)];
[INFO] [stderr] 41 | |             HttpParse(::httparse::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 46 | |         }
[INFO] [stderr] 47 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     error_chain! {
[INFO] [stderr] 39 | |         foreign_links {
[INFO] [stderr] 40 | |             Io(::std::io::Error) #[cfg(unix)];
[INFO] [stderr] 41 | |             HttpParse(::httparse::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 46 | |         }
[INFO] [stderr] 47 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:53:39
[INFO] [stderr]    |
[INFO] [stderr] 53 |     fn as_read_mut(&mut self) -> &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/main.rs:54:40
[INFO] [stderr]    |
[INFO] [stderr] 54 |     fn as_write_mut(&mut self) -> &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:58:39
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn as_read_mut(&mut self) -> &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/main.rs:62:40
[INFO] [stderr]    |
[INFO] [stderr] 62 |     fn as_write_mut(&mut self) -> &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:103:28
[INFO] [stderr]     |
[INFO] [stderr] 103 | fn read_until(reader: &mut Read, buf: &mut Vec<u8>, until: &[u8]) -> io::Result<()> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:138:18
[INFO] [stderr]     |
[INFO] [stderr] 138 |     reader: &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/main.rs:146:35
[INFO] [stderr]     |
[INFO] [stderr] 146 | fn read_http_content(reader: &mut Read, http: &Http) -> Result<Vec<u8>> {
[INFO] [stderr]     |                                   ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:200:36
[INFO] [stderr]     |
[INFO] [stderr] 200 | fn write_http_headers(writer: &mut Write, http: &Http, content_len: Option<usize>) -> 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:239:36
[INFO] [stderr]     |
[INFO] [stderr] 239 | fn write_http_content(writer: &mut Write, content: &[u8]) -> 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:244:44
[INFO] [stderr]     |
[INFO] [stderr] 244 | fn write_http_content_chunked(writer: &mut Write, content: &[u8]) -> 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:254:28
[INFO] [stderr]     |
[INFO] [stderr] 254 | fn forward_data(from: &mut Read, to: &mut Write) -> io::Result<usize> {
[INFO] [stderr]     |                            ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:254:43
[INFO] [stderr]     |
[INFO] [stderr] 254 | fn forward_data(from: &mut Read, to: &mut Write) -> io::Result<usize> {
[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:262:16
[INFO] [stderr]     |
[INFO] [stderr] 262 |     from: &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/main.rs:263:14
[INFO] [stderr]     |
[INFO] [stderr] 263 |     to: &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:302:34
[INFO] [stderr]     |
[INFO] [stderr] 302 | fn handle_upgraded(stream1: &mut Stream, stream2: &mut Stream) -> Result<()> {
[INFO] [stderr]     |                                  ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:302:56
[INFO] [stderr]     |
[INFO] [stderr] 302 | fn handle_upgraded(stream1: &mut Stream, stream2: &mut Stream) -> Result<()> {
[INFO] [stderr]     |                                                        ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:336:47
[INFO] [stderr]     |
[INFO] [stderr] 336 | fn connect_to_docker(url: &Url) -> Result<Box<Stream>> {
[INFO] [stderr]     |                                               ^^^^^^ help: use `dyn`: `dyn Stream`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     error_chain! {
[INFO] [stderr] 39 | |         foreign_links {
[INFO] [stderr] 40 | |             Io(::std::io::Error) #[cfg(unix)];
[INFO] [stderr] 41 | |             HttpParse(::httparse::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 46 | |         }
[INFO] [stderr] 47 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/main.rs:38:5
[INFO] [stderr]    |
[INFO] [stderr] 38 | /     error_chain! {
[INFO] [stderr] 39 | |         foreign_links {
[INFO] [stderr] 40 | |             Io(::std::io::Error) #[cfg(unix)];
[INFO] [stderr] 41 | |             HttpParse(::httparse::Error);
[INFO] [stderr] ...  |
[INFO] [stderr] 46 | |         }
[INFO] [stderr] 47 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.61s
[INFO] running `"docker" "inspect" "c66f775bb8658e0c8f0e2d4fda38645f00af43443bacab82ea27599f33eadef0"`
[INFO] running `"docker" "rm" "-f" "c66f775bb8658e0c8f0e2d4fda38645f00af43443bacab82ea27599f33eadef0"`
[INFO] [stdout] c66f775bb8658e0c8f0e2d4fda38645f00af43443bacab82ea27599f33eadef0