[INFO] crate michromer 0.4.0 is already in cache
[INFO] checking michromer-0.4.0 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate michromer 0.4.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate michromer 0.4.0 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate michromer 0.4.0
[INFO] finished tweaking crates.io crate michromer 0.4.0
[INFO] tweaked toml for crates.io crate michromer 0.4.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0e473794d8d52b5f9dcfcebd1e43a05440ce50ab01fc55095e8a8b593d17ed59
[INFO] running `"docker" "start" "-a" "0e473794d8d52b5f9dcfcebd1e43a05440ce50ab01fc55095e8a8b593d17ed59"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking chrono v0.3.0
[INFO] [stderr]     Checking michromer v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/client.rs:27:19
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let res = try!(self.http_client.post(&url, None));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/client.rs:28:28
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let level: Level = try!(parse_response(&res));
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client.rs:106:23
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let encoded = try!(serde_json::to_string(o));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client.rs:107:19
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let res = try!(self.http_client.post(&url, Some(&encoded)));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client.rs:132:19
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let res = try!(self.http_client.get(url));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client.rs:136:19
[INFO] [stderr]     |
[INFO] [stderr] 136 |         let res = try!(self.http_client.delete(url));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/data.rs:239:16
[INFO] [stderr]     |
[INFO] [stderr] 239 |     let l: T = try!(serde_json::from_str(&buf));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/http.rs:56:21
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let mut r = try!(self.build_get(url).send());
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/http.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |         try!(r.read_to_string(&mut buf));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/http.rs:63:21
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let mut r = try!(self.build_post(url, body).send());
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/http.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         try!(r.read_to_string(&mut buf));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/http.rs:70:21
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let mut r = try!(self.build_delete(url).send());
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/http.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |         try!(r.read_to_string(&mut buf));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]  --> src/http.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | /// Header class used to send the api key on each http request.
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:44:32
[INFO] [stderr]    |
[INFO] [stderr] 44 |     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: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/client.rs:27:19
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let res = try!(self.http_client.post(&url, None));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/client.rs:28:28
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let level: Level = try!(parse_response(&res));
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client.rs:106:23
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let encoded = try!(serde_json::to_string(o));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client.rs:107:19
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let res = try!(self.http_client.post(&url, Some(&encoded)));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client.rs:132:19
[INFO] [stderr]     |
[INFO] [stderr] 132 |         let res = try!(self.http_client.get(url));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/client.rs:136:19
[INFO] [stderr]     |
[INFO] [stderr] 136 |         let res = try!(self.http_client.delete(url));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/data.rs:239:16
[INFO] [stderr]     |
[INFO] [stderr] 239 |     let l: T = try!(serde_json::from_str(&buf));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/http.rs:56:21
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let mut r = try!(self.build_get(url).send());
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/http.rs:58:9
[INFO] [stderr]    |
[INFO] [stderr] 58 |         try!(r.read_to_string(&mut buf));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/http.rs:63:21
[INFO] [stderr]    |
[INFO] [stderr] 63 |         let mut r = try!(self.build_post(url, body).send());
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/http.rs:65:9
[INFO] [stderr]    |
[INFO] [stderr] 65 |         try!(r.read_to_string(&mut buf));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/http.rs:70:21
[INFO] [stderr]    |
[INFO] [stderr] 70 |         let mut r = try!(self.build_delete(url).send());
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/http.rs:72:9
[INFO] [stderr]    |
[INFO] [stderr] 72 |         try!(r.read_to_string(&mut buf));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused doc comment
[INFO] [stderr]  --> src/http.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | /// Header class used to send the api key on each http request.
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ rustdoc does not generate documentation for macros
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_doc_comments)]` on by default
[INFO] [stderr]   = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:44:32
[INFO] [stderr]    |
[INFO] [stderr] 44 |     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: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:32:47
[INFO] [stderr]    |
[INFO] [stderr] 32 |         write!(f, "Michromer Error: {}", self.description())
[INFO] [stderr]    |                                               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:38:38
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Error::Hyper(ref e) => e.description(),
[INFO] [stderr]    |                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:39:35
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Error::IO(ref e) => e.description(),
[INFO] [stderr]    |                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:40:37
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Error::JSON(ref e) => e.description(),
[INFO] [stderr]    |                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:32:47
[INFO] [stderr]    |
[INFO] [stderr] 32 |         write!(f, "Michromer Error: {}", self.description())
[INFO] [stderr]    |                                               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:38:38
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Error::Hyper(ref e) => e.description(),
[INFO] [stderr]    |                                      ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:39:35
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Error::IO(ref e) => e.description(),
[INFO] [stderr]    |                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:40:37
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Error::JSON(ref e) => e.description(),
[INFO] [stderr]    |                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.98s
[INFO] running `"docker" "inspect" "0e473794d8d52b5f9dcfcebd1e43a05440ce50ab01fc55095e8a8b593d17ed59"`
[INFO] running `"docker" "rm" "-f" "0e473794d8d52b5f9dcfcebd1e43a05440ce50ab01fc55095e8a8b593d17ed59"`
[INFO] [stdout] 0e473794d8d52b5f9dcfcebd1e43a05440ce50ab01fc55095e8a8b593d17ed59
