[INFO] fetching crate firebase 0.9.1...
[INFO] checking firebase-0.9.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate firebase 0.9.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate firebase 0.9.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate firebase 0.9.1
[INFO] finished tweaking crates.io crate firebase 0.9.1
[INFO] tweaked toml for crates.io crate firebase 0.9.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 43 packages to latest compatible versions
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[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 20dc657d4ae3a863cd014e11af29c0172801d1c5bcd5c292a69e48aae39931c0
[INFO] running `Command { std: "docker" "start" "-a" "20dc657d4ae3a863cd014e11af29c0172801d1c5bcd5c292a69e48aae39931c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20dc657d4ae3a863cd014e11af29c0172801d1c5bcd5c292a69e48aae39931c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20dc657d4ae3a863cd014e11af29c0172801d1c5bcd5c292a69e48aae39931c0", kill_on_drop: false }`
[INFO] [stdout] 20dc657d4ae3a863cd014e11af29c0172801d1c5bcd5c292a69e48aae39931c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6b105fb45d9522301af4834f225385f24e0fef44a3841b6e553246ee162ef570
[INFO] running `Command { std: "docker" "start" "-a" "6b105fb45d9522301af4834f225385f24e0fef44a3841b6e553246ee162ef570", kill_on_drop: false }`
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[INFO] [stderr]    Compiling gcc v0.3.55
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[INFO] [stderr]     Checking rand v0.4.6
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[INFO] [stderr]     Checking rand v0.3.23
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[INFO] [stderr]     Checking uuid v0.1.18
[INFO] [stderr]     Checking url v0.2.38
[INFO] [stderr]     Checking firebase v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         try!( unwrap_path(&url) );
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let url = try!( parse(&url) );
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         try!( unwrap_path(&url) );
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         try!( unwrap_path(&url) );
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:87:23
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let mut url = try!( parse(&url) );
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         try!( unwrap_path(&url) );
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let url = try!( parse(&url) );
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         try!( unwrap_path(&url) );
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         try!( unwrap_path(&url) );
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:87:23
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let mut url = try!( parse(&url) );
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/lib.rs:121:31
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 path.push(end.trim_right_matches(".json").to_string());
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 path.push(end.trim_end_matches(".json").to_string());
[INFO] [stdout]     |                               ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/lib.rs:121:31
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 path.push(end.trim_right_matches(".json").to_string());
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 path.push(end.trim_end_matches(".json").to_string());
[INFO] [stdout]     |                               ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:343:47
[INFO] [stdout]     |
[INFO] [stdout] 343 |             Method::GET     => handler.get(   url),
[INFO] [stdout]     |                                        ---    ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::get`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:143:27
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn get<'a, 'b, U: ToUrl>(&'a mut self, uri: U) -> Request<'a, 'b> {
[INFO] [stdout]     |                           ^^^^^ required by this bound in `Handle::get`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:343:47
[INFO] [stdout]     |
[INFO] [stdout] 343 |             Method::GET     => handler.get(   url),
[INFO] [stdout]     |                                        ---    ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::get`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:143:27
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn get<'a, 'b, U: ToUrl>(&'a mut self, uri: U) -> Request<'a, 'b> {
[INFO] [stdout]     |                           ^^^^^ required by this bound in `Handle::get`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:344:47
[INFO] [stdout]     |
[INFO] [stdout] 344 |             Method::POST    => handler.post(  url, data.unwrap()),
[INFO] [stdout]     |                                        ----   ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::post`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:151:28
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn post<'a, 'b, U: ToUrl, B: ToBody<'b>>(&'a mut self, uri: U, body: B) -> Request<'a, 'b> {
[INFO] [stdout]     |                            ^^^^^ required by this bound in `Handle::post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:344:47
[INFO] [stdout]     |
[INFO] [stdout] 344 |             Method::POST    => handler.post(  url, data.unwrap()),
[INFO] [stdout]     |                                        ----   ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::post`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:151:28
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn post<'a, 'b, U: ToUrl, B: ToBody<'b>>(&'a mut self, uri: U, body: B) -> Request<'a, 'b> {
[INFO] [stdout]     |                            ^^^^^ required by this bound in `Handle::post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:345:47
[INFO] [stdout]     |
[INFO] [stdout] 345 |             Method::PUT     => handler.put(   url, data.unwrap()),
[INFO] [stdout]     |                                        ---    ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::put`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn put<'a, 'b, U: ToUrl, B: ToBody<'b>>(&'a mut self, uri: U, body: B) -> Request<'a, 'b> {
[INFO] [stdout]     |                           ^^^^^ required by this bound in `Handle::put`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:345:47
[INFO] [stdout]     |
[INFO] [stdout] 345 |             Method::PUT     => handler.put(   url, data.unwrap()),
[INFO] [stdout]     |                                        ---    ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::put`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn put<'a, 'b, U: ToUrl, B: ToBody<'b>>(&'a mut self, uri: U, body: B) -> Request<'a, 'b> {
[INFO] [stdout]     |                           ^^^^^ required by this bound in `Handle::put`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:346:47
[INFO] [stdout]     |
[INFO] [stdout] 346 |             Method::PATCH   => handler.patch( url, data.unwrap()),
[INFO] [stdout]     |                                        -----  ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::patch`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:159:29
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn patch<'a, 'b, U: ToUrl, B: ToBody<'b>>(&'a mut self, uri: U, body: B) -> Request<'a, 'b> {
[INFO] [stdout]     |                             ^^^^^ required by this bound in `Handle::patch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:346:47
[INFO] [stdout]     |
[INFO] [stdout] 346 |             Method::PATCH   => handler.patch( url, data.unwrap()),
[INFO] [stdout]     |                                        -----  ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::patch`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:159:29
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn patch<'a, 'b, U: ToUrl, B: ToBody<'b>>(&'a mut self, uri: U, body: B) -> Request<'a, 'b> {
[INFO] [stdout]     |                             ^^^^^ required by this bound in `Handle::patch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:347:47
[INFO] [stdout]     |
[INFO] [stdout] 347 |             Method::DELETE  => handler.delete(url),
[INFO] [stdout]     |                                        ------ ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::delete`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:163:30
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn delete<'a, 'b, U: ToUrl>(&'a mut self, uri: U) -> Request<'a, 'b> {
[INFO] [stdout]     |                              ^^^^^ required by this bound in `Handle::delete`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:347:47
[INFO] [stdout]     |
[INFO] [stdout] 347 |             Method::DELETE  => handler.delete(url),
[INFO] [stdout]     |                                        ------ ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::delete`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:163:30
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn delete<'a, 'b, U: ToUrl>(&'a mut self, uri: U) -> Request<'a, 'b> {
[INFO] [stdout]     |                              ^^^^^ required by this bound in `Handle::delete`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let mut path = url.path_mut().unwrap();
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let mut path = url.path_mut().unwrap();
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `firebase` (lib) due to 6 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `firebase` (lib test) due to 6 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "6b105fb45d9522301af4834f225385f24e0fef44a3841b6e553246ee162ef570", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b105fb45d9522301af4834f225385f24e0fef44a3841b6e553246ee162ef570", kill_on_drop: false }`
[INFO] [stdout] 6b105fb45d9522301af4834f225385f24e0fef44a3841b6e553246ee162ef570
[INFO] checking firebase-0.9.1 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate firebase 0.9.1 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate firebase 0.9.1 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate firebase 0.9.1
[INFO] finished tweaking crates.io crate firebase 0.9.1
[INFO] tweaked toml for crates.io crate firebase 0.9.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 43 packages to latest compatible versions
[INFO] [stderr]       Adding curl v0.2.19 (latest: v0.4.46)
[INFO] [stderr]       Adding curl-sys v0.1.35 (latest: v0.4.72+curl-8.6.0)
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[INFO] [stderr]       Adding uuid v0.1.18 (latest: v1.8.0)
[INFO] [stderr]       Adding walkdir v1.0.7 (latest: v2.5.0)
[INFO] [stderr]       Adding winapi v0.2.8 (latest: v0.3.9)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dcaba9d98f5898b8d708651b2447dfe44e55893174bbc31b23e2e57a401fda25
[INFO] running `Command { std: "docker" "start" "-a" "dcaba9d98f5898b8d708651b2447dfe44e55893174bbc31b23e2e57a401fda25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dcaba9d98f5898b8d708651b2447dfe44e55893174bbc31b23e2e57a401fda25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dcaba9d98f5898b8d708651b2447dfe44e55893174bbc31b23e2e57a401fda25", kill_on_drop: false }`
[INFO] [stdout] dcaba9d98f5898b8d708651b2447dfe44e55893174bbc31b23e2e57a401fda25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91828cccf2677c150bcfcdb4283526a1c608998a95c87f02447a63c148bd3e2d
[INFO] running `Command { std: "docker" "start" "-a" "91828cccf2677c150bcfcdb4283526a1c608998a95c87f02447a63c148bd3e2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libz-sys v1.1.16
[INFO] [stderr]    Compiling openssl-sys v0.7.17
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking matches v0.1.10
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking unicode-bidi v0.3.15
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking log v0.4.21
[INFO] [stderr]     Checking rustc-serialize v0.3.25
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]    Compiling curl-sys v0.1.35
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking curl v0.2.19
[INFO] [stderr]     Checking uuid v0.1.18
[INFO] [stderr]     Checking url v0.2.38
[INFO] [stderr]     Checking firebase v0.9.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         try!( unwrap_path(&url) );
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         try!( unwrap_path(&url) );
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let url = try!( parse(&url) );
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         try!( unwrap_path(&url) );
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:46:19
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let url = try!( parse(&url) );
[INFO] [stdout]    |                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         try!( unwrap_path(&url) );
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:65:9
[INFO] [stdout]    |
[INFO] [stdout] 65 |         try!( unwrap_path(&url) );
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:87:23
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let mut url = try!( parse(&url) );
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |         try!( unwrap_path(&url) );
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:87:23
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let mut url = try!( parse(&url) );
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/lib.rs:121:31
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 path.push(end.trim_right_matches(".json").to_string());
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 path.push(end.trim_end_matches(".json").to_string());
[INFO] [stdout]     |                               ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `core::str::<impl str>::trim_right_matches`: superseded by `trim_end_matches`
[INFO] [stdout]    --> src/lib.rs:121:31
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 path.push(end.trim_right_matches(".json").to_string());
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: replace the use of the deprecated method
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 path.push(end.trim_end_matches(".json").to_string());
[INFO] [stdout]     |                               ~~~~~~~~~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:343:47
[INFO] [stdout]     |
[INFO] [stdout] 343 |             Method::GET     => handler.get(   url),
[INFO] [stdout]     |                                        ---    ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::get`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:143:27
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn get<'a, 'b, U: ToUrl>(&'a mut self, uri: U) -> Request<'a, 'b> {
[INFO] [stdout]     |                           ^^^^^ required by this bound in `Handle::get`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:344:47
[INFO] [stdout]     |
[INFO] [stdout] 344 |             Method::POST    => handler.post(  url, data.unwrap()),
[INFO] [stdout]     |                                        ----   ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::post`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:151:28
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn post<'a, 'b, U: ToUrl, B: ToBody<'b>>(&'a mut self, uri: U, body: B) -> Request<'a, 'b> {
[INFO] [stdout]     |                            ^^^^^ required by this bound in `Handle::post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:345:47
[INFO] [stdout]     |
[INFO] [stdout] 345 |             Method::PUT     => handler.put(   url, data.unwrap()),
[INFO] [stdout]     |                                        ---    ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::put`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn put<'a, 'b, U: ToUrl, B: ToBody<'b>>(&'a mut self, uri: U, body: B) -> Request<'a, 'b> {
[INFO] [stdout]     |                           ^^^^^ required by this bound in `Handle::put`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:346:47
[INFO] [stdout]     |
[INFO] [stdout] 346 |             Method::PATCH   => handler.patch( url, data.unwrap()),
[INFO] [stdout]     |                                        -----  ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::patch`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:159:29
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn patch<'a, 'b, U: ToUrl, B: ToBody<'b>>(&'a mut self, uri: U, body: B) -> Request<'a, 'b> {
[INFO] [stdout]     |                             ^^^^^ required by this bound in `Handle::patch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:347:47
[INFO] [stdout]     |
[INFO] [stdout] 347 |             Method::DELETE  => handler.delete(url),
[INFO] [stdout]     |                                        ------ ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::delete`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:163:30
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn delete<'a, 'b, U: ToUrl>(&'a mut self, uri: U) -> Request<'a, 'b> {
[INFO] [stdout]     |                              ^^^^^ required by this bound in `Handle::delete`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:343:47
[INFO] [stdout]     |
[INFO] [stdout] 343 |             Method::GET     => handler.get(   url),
[INFO] [stdout]     |                                        ---    ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::get`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:143:27
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn get<'a, 'b, U: ToUrl>(&'a mut self, uri: U) -> Request<'a, 'b> {
[INFO] [stdout]     |                           ^^^^^ required by this bound in `Handle::get`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:344:47
[INFO] [stdout]     |
[INFO] [stdout] 344 |             Method::POST    => handler.post(  url, data.unwrap()),
[INFO] [stdout]     |                                        ----   ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::post`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:151:28
[INFO] [stdout]     |
[INFO] [stdout] 151 |     pub fn post<'a, 'b, U: ToUrl, B: ToBody<'b>>(&'a mut self, uri: U, body: B) -> Request<'a, 'b> {
[INFO] [stdout]     |                            ^^^^^ required by this bound in `Handle::post`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:345:47
[INFO] [stdout]     |
[INFO] [stdout] 345 |             Method::PUT     => handler.put(   url, data.unwrap()),
[INFO] [stdout]     |                                        ---    ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::put`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 |     pub fn put<'a, 'b, U: ToUrl, B: ToBody<'b>>(&'a mut self, uri: U, body: B) -> Request<'a, 'b> {
[INFO] [stdout]     |                           ^^^^^ required by this bound in `Handle::put`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:346:47
[INFO] [stdout]     |
[INFO] [stdout] 346 |             Method::PATCH   => handler.patch( url, data.unwrap()),
[INFO] [stdout]     |                                        -----  ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::patch`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:159:29
[INFO] [stdout]     |
[INFO] [stdout] 159 |     pub fn patch<'a, 'b, U: ToUrl, B: ToBody<'b>>(&'a mut self, uri: U, body: B) -> Request<'a, 'b> {
[INFO] [stdout]     |                             ^^^^^ required by this bound in `Handle::patch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `&Url: ToUrl` is not satisfied
[INFO] [stdout]    --> src/lib.rs:347:47
[INFO] [stdout]     |
[INFO] [stdout] 347 |             Method::DELETE  => handler.delete(url),
[INFO] [stdout]     |                                        ------ ^^^ the trait `ToUrl` is not implemented for `&Url`
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `ToUrl`:
[INFO] [stdout]               &'a str
[INFO] [stdout]               &'a url::Url
[INFO] [stdout]               std::string::String
[INFO] [stdout] note: required by a bound in `Handle::delete`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/curl-0.2.19/src/http/handle.rs:163:30
[INFO] [stdout]     |
[INFO] [stdout] 163 |     pub fn delete<'a, 'b, U: ToUrl>(&'a mut self, uri: U) -> Request<'a, 'b> {
[INFO] [stdout]     |                              ^^^^^ required by this bound in `Handle::delete`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let mut path = url.path_mut().unwrap();
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:118:17
[INFO] [stdout]     |
[INFO] [stdout] 118 |             let mut path = url.path_mut().unwrap();
[INFO] [stdout]     |                 ----^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors; 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `firebase` (lib test) due to 6 previous errors; 7 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `firebase` (lib) due to 6 previous errors; 7 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "91828cccf2677c150bcfcdb4283526a1c608998a95c87f02447a63c148bd3e2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91828cccf2677c150bcfcdb4283526a1c608998a95c87f02447a63c148bd3e2d", kill_on_drop: false }`
[INFO] [stdout] 91828cccf2677c150bcfcdb4283526a1c608998a95c87f02447a63c148bd3e2d
