[INFO] crate wechat-sdk 0.1.0 is already in cache
[INFO] extracting crate wechat-sdk 0.1.0 into work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/wechat-sdk/0.1.0
[INFO] extracting crate wechat-sdk 0.1.0 into work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/wechat-sdk/0.1.0
[INFO] validating manifest of wechat-sdk-0.1.0 on toolchain master#d99a320cba42f661aebfa1293b7b2ec3603dda75
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wechat-sdk-0.1.0 on toolchain try#e70472fc501b855c9080f3772432c10fe20b8866
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wechat-sdk-0.1.0
[INFO] finished frobbing wechat-sdk-0.1.0
[INFO] frobbed toml for wechat-sdk-0.1.0 written to work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/wechat-sdk/0.1.0/Cargo.toml
[INFO] started frobbing wechat-sdk-0.1.0
[INFO] finished frobbing wechat-sdk-0.1.0
[INFO] frobbed toml for wechat-sdk-0.1.0 written to work/ex/pr-56955/sources/try#e70472fc501b855c9080f3772432c10fe20b8866/reg/wechat-sdk/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e70472fc501b855c9080f3772432c10fe20b8866-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking wechat-sdk-0.1.0 against master#d99a320cba42f661aebfa1293b7b2ec3603dda75 for pr-56955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56955/worker-1/master#d99a320cba42f661aebfa1293b7b2ec3603dda75:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-56955/sources/master#d99a320cba42f661aebfa1293b7b2ec3603dda75/reg/wechat-sdk/0.1.0:/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" "+d99a320cba42f661aebfa1293b7b2ec3603dda75-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 4b2a4f7f065e67b255c5bd2837367dac9af57ce21ea8054370c6a6ccd480a2f2
[INFO] running `"docker" "start" "-a" "4b2a4f7f065e67b255c5bd2837367dac9af57ce21ea8054370c6a6ccd480a2f2"`
[INFO] [stderr]     Checking hyper-tls v0.1.4
[INFO] [stderr]     Checking reqwest v0.7.3
[INFO] [stderr]     Checking wechat-sdk v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `method`
[INFO] [stderr]   --> src/pay/mod.rs:41:16
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn request(method: Method) {}
[INFO] [stderr]    |                ^^^^^^ help: consider using `_method` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `API_BASE_URL`
[INFO] [stderr]  --> src/pay/mod.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | const API_BASE_URL: &'static str = "https://api.mch.weixin.qq.com/";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `WeChatPayClient`
[INFO] [stderr]  --> src/pay/mod.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct WeChatPayClient {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/pay/mod.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | /     pub fn new<S: ToString>(
[INFO] [stderr] 24 | |         appid: S,
[INFO] [stderr] 25 | |         api_key: S,
[INFO] [stderr] 26 | |         mch_id: S,
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |         }
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `request`
[INFO] [stderr]   --> src/pay/mod.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn request(method: Method) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `handle_result`
[INFO] [stderr]   --> src/pay/mod.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn handle_result() {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]   --> src/pay/mod.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn get() {}
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `post`
[INFO] [stderr]   --> src/pay/mod.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn post() {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_signature`
[INFO] [stderr]   --> src/pay/mod.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn check_signature() {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_payment_result`
[INFO] [stderr]   --> src/pay/mod.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn parse_payment_result() {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `WeChatRedpack`
[INFO] [stderr]   --> src/pay/mod.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub struct WeChatRedpack<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/pay/mod.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn new(client: &'a WeChatPayClient) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `method`
[INFO] [stderr]   --> src/pay/mod.rs:41:16
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn request(method: Method) {}
[INFO] [stderr]    |                ^^^^^^ help: consider using `_method` instead
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `API_BASE_URL`
[INFO] [stderr]  --> src/pay/mod.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | const API_BASE_URL: &'static str = "https://api.mch.weixin.qq.com/";
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `WeChatPayClient`
[INFO] [stderr]  --> src/pay/mod.rs:6:1
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub struct WeChatPayClient {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/pay/mod.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 | /     pub fn new<S: ToString>(
[INFO] [stderr] 24 | |         appid: S,
[INFO] [stderr] 25 | |         api_key: S,
[INFO] [stderr] 26 | |         mch_id: S,
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |         }
[INFO] [stderr] 39 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `request`
[INFO] [stderr]   --> src/pay/mod.rs:41:5
[INFO] [stderr]    |
[INFO] [stderr] 41 |     fn request(method: Method) {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `handle_result`
[INFO] [stderr]   --> src/pay/mod.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     fn handle_result() {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]   --> src/pay/mod.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn get() {}
[INFO] [stderr]    |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `post`
[INFO] [stderr]   --> src/pay/mod.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub fn post() {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `check_signature`
[INFO] [stderr]   --> src/pay/mod.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub fn check_signature() {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `parse_payment_result`
[INFO] [stderr]   --> src/pay/mod.rs:51:5
[INFO] [stderr]    |
[INFO] [stderr] 51 |     pub fn parse_payment_result() {}
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `WeChatRedpack`
[INFO] [stderr]   --> src/pay/mod.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | pub struct WeChatRedpack<'a> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/pay/mod.rs:60:5
[INFO] [stderr]    |
[INFO] [stderr] 60 |     pub fn new(client: &'a WeChatPayClient) -> Self {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.53s
[INFO] running `"docker" "inspect" "4b2a4f7f065e67b255c5bd2837367dac9af57ce21ea8054370c6a6ccd480a2f2"`
[INFO] running `"docker" "rm" "-f" "4b2a4f7f065e67b255c5bd2837367dac9af57ce21ea8054370c6a6ccd480a2f2"`
[INFO] [stdout] 4b2a4f7f065e67b255c5bd2837367dac9af57ce21ea8054370c6a6ccd480a2f2