[INFO] crate xkcd 0.3.0 is already in cache
[INFO] checking xkcd-0.3.0 against master#c9edc02e8320a9e5799d185910ece7d491f524e6 for pr-64398
[INFO] extracting crate xkcd 0.3.0 into work/builds/worker-0/source
[INFO] validating manifest of crates.io crate xkcd 0.3.0 on toolchain c9edc02e8320a9e5799d185910ece7d491f524e6-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate xkcd 0.3.0
[INFO] finished tweaking crates.io crate xkcd 0.3.0
[INFO] tweaked toml for crates.io crate xkcd 0.3.0 written to work/builds/worker-0/source/Cargo.toml
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-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/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+c9edc02e8320a9e5799d185910ece7d491f524e6-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5ba1c2ed904da2ff84efa0d07294776b6d5df12267a8f293dab419e7bc0d1ceb
[INFO] running `"docker" "start" "-a" "5ba1c2ed904da2ff84efa0d07294776b6d5df12267a8f293dab419e7bc0d1ceb"`
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking openssl v0.9.24
[INFO] [stderr]     Checking url_serde v0.2.0
[INFO] [stderr]     Checking hyper v0.11.27
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking hyper-tls v0.1.4
[INFO] [stderr]     Checking xkcd v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:51:32
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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/error.rs:100:15
[INFO] [stderr]     |
[INFO] [stderr] 100 |     Other(Box<StdError>),
[INFO] [stderr]     |               ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:133:32
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/comics.rs:21:50
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn get<'a, R>(client: &'a R, id: u32) -> Box<'a + Future<Item = XkcdResponse, Error = Error>>
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + Future<Item = XkcdResponse, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/comics.rs:36:44
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn latest<'a, R>(client: &'a R) -> Box<'a + Future<Item = XkcdResponse, Error = Error>>
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + Future<Item = XkcdResponse, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/random.rs:22:72
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn random_in_range<'a, R>(client: &'a R, range: Range<u32>) -> Box<'a + Future<Item = XkcdResponse, Error = Error>>
[INFO] [stderr]    |                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + Future<Item = XkcdResponse, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/random.rs:34:44
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn random<'a, R>(client: &'a R) -> Box<'a + Future<Item = XkcdResponse, Error = Error>>
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + Future<Item = XkcdResponse, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/random.rs:39:37
[INFO] [stderr]    |
[INFO] [stderr] 39 |             random_in_range(client, (1..latest_comic.num + 1))
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:71:48
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn send<'a>(&'a self, method: &str) -> Box<'a + Future<Item = String, Error = HttpRequestError>>;
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + Future<Item = String, Error = HttpRequestError>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:88:52
[INFO] [stderr]    |
[INFO] [stderr] 88 |         fn send<'a>(&'a self, method: &str) -> Box<'a + Future<Item = String, Error = HttpRequestError>> {
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + Future<Item = String, Error = HttpRequestError>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:53:44
[INFO] [stderr]    |
[INFO] [stderr] 53 |             Error::HttpRequest(ref e) => e.cause(),
[INFO] [stderr]    |                                            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:54:35
[INFO] [stderr]    |
[INFO] [stderr] 54 |             Error::Io(ref e) => e.cause(),
[INFO] [stderr]    |                                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:55:37
[INFO] [stderr]    |
[INFO] [stderr] 55 |             Error::Json(ref e) => e.cause(),
[INFO] [stderr]    |                                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/error.rs:135:46
[INFO] [stderr]     |
[INFO] [stderr] 135 |             HttpRequestError::Io(ref e) => e.cause(),
[INFO] [stderr]     |                                              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/error.rs:136:49
[INFO] [stderr]     |
[INFO] [stderr] 136 |             HttpRequestError::Other(ref e) => e.cause(),
[INFO] [stderr]     |                                                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/error.rs:137:48
[INFO] [stderr]     |
[INFO] [stderr] 137 |             HttpRequestError::Utf8(ref e) => e.cause(),
[INFO] [stderr]     |                                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:51:32
[INFO] [stderr]    |
[INFO] [stderr] 51 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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/error.rs:100:15
[INFO] [stderr]     |
[INFO] [stderr] 100 |     Other(Box<StdError>),
[INFO] [stderr]     |               ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:133:32
[INFO] [stderr]     |
[INFO] [stderr] 133 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/comics.rs:21:50
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn get<'a, R>(client: &'a R, id: u32) -> Box<'a + Future<Item = XkcdResponse, Error = Error>>
[INFO] [stderr]    |                                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + Future<Item = XkcdResponse, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/comics.rs:36:44
[INFO] [stderr]    |
[INFO] [stderr] 36 | pub fn latest<'a, R>(client: &'a R) -> Box<'a + Future<Item = XkcdResponse, Error = Error>>
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + Future<Item = XkcdResponse, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/random.rs:22:72
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn random_in_range<'a, R>(client: &'a R, range: Range<u32>) -> Box<'a + Future<Item = XkcdResponse, Error = Error>>
[INFO] [stderr]    |                                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + Future<Item = XkcdResponse, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/random.rs:34:44
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub fn random<'a, R>(client: &'a R) -> Box<'a + Future<Item = XkcdResponse, Error = Error>>
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + Future<Item = XkcdResponse, Error = Error>`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/random.rs:39:37
[INFO] [stderr]    |
[INFO] [stderr] 39 |             random_in_range(client, (1..latest_comic.num + 1))
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/random.rs:70:56
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let result = core.run(random_in_range(&client, (1..1573))).unwrap();
[INFO] [stderr]    |                                                        ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:71:48
[INFO] [stderr]    |
[INFO] [stderr] 71 |     fn send<'a>(&'a self, method: &str) -> Box<'a + Future<Item = String, Error = HttpRequestError>>;
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + Future<Item = String, Error = HttpRequestError>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:88:52
[INFO] [stderr]    |
[INFO] [stderr] 88 |         fn send<'a>(&'a self, method: &str) -> Box<'a + Future<Item = String, Error = HttpRequestError>> {
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn 'a + Future<Item = String, Error = HttpRequestError>`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:150:40
[INFO] [stderr]     |
[INFO] [stderr] 150 |         fn send(&self, _: &str) -> Box<Future<Item = String, Error = HttpRequestError>> {
[INFO] [stderr]     |                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = String, Error = HttpRequestError>`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:53:44
[INFO] [stderr]    |
[INFO] [stderr] 53 |             Error::HttpRequest(ref e) => e.cause(),
[INFO] [stderr]    |                                            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:54:35
[INFO] [stderr]    |
[INFO] [stderr] 54 |             Error::Io(ref e) => e.cause(),
[INFO] [stderr]    |                                   ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/error.rs:55:37
[INFO] [stderr]    |
[INFO] [stderr] 55 |             Error::Json(ref e) => e.cause(),
[INFO] [stderr]    |                                     ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/error.rs:135:46
[INFO] [stderr]     |
[INFO] [stderr] 135 |             HttpRequestError::Io(ref e) => e.cause(),
[INFO] [stderr]     |                                              ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/error.rs:136:49
[INFO] [stderr]     |
[INFO] [stderr] 136 |             HttpRequestError::Other(ref e) => e.cause(),
[INFO] [stderr]     |                                                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/error.rs:137:48
[INFO] [stderr]     |
[INFO] [stderr] 137 |             HttpRequestError::Utf8(ref e) => e.cause(),
[INFO] [stderr]     |                                                ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.03s
[INFO] running `"docker" "inspect" "5ba1c2ed904da2ff84efa0d07294776b6d5df12267a8f293dab419e7bc0d1ceb"`
[INFO] running `"docker" "rm" "-f" "5ba1c2ed904da2ff84efa0d07294776b6d5df12267a8f293dab419e7bc0d1ceb"`
[INFO] [stdout] 5ba1c2ed904da2ff84efa0d07294776b6d5df12267a8f293dab419e7bc0d1ceb