Dec 12 12:30:49.421 INFO checking jsonrpc2-0.1.1 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 12:30:49.421 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 12:30:49.907 INFO [stdout] 0b103815b41937f7011a4c70560d37bf285ed0125a2c97c41e61e896b72a4ec8
Dec 12 12:30:49.909 INFO running `"docker" "start" "-a" "0b103815b41937f7011a4c70560d37bf285ed0125a2c97c41e61e896b72a4ec8"`
Dec 12 12:30:51.417 INFO [stderr] usermod: no changes
Dec 12 12:30:51.651 INFO [stderr]     Checking jsonrpc2 v0.1.1 (/source)
Dec 12 12:30:54.468 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 12 12:30:54.468 INFO [stderr]  --> src/lib.rs:6:5
Dec 12 12:30:54.468 INFO [stderr]   |
Dec 12 12:30:54.468 INFO [stderr] 6 | use std::str::FromStr;
Dec 12 12:30:54.468 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 12 12:30:54.468 INFO [stderr]   |
Dec 12 12:30:54.468 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 12:30:54.468 INFO [stderr] 
Dec 12 12:30:54.468 INFO [stderr] warning: unused imports: `ParseError`, `Url`
Dec 12 12:30:54.468 INFO [stderr]  --> src/client.rs:8:17
Dec 12 12:30:54.468 INFO [stderr]   |
Dec 12 12:30:54.468 INFO [stderr] 8 | use self::url::{Url, ParseError};
Dec 12 12:30:54.468 INFO [stderr]   |                 ^^^  ^^^^^^^^^^
Dec 12 12:30:54.468 INFO [stderr] 
Dec 12 12:30:54.468 INFO [stderr] warning: unused imports: `Error`, `Response`
Dec 12 12:30:54.468 INFO [stderr]   --> src/client.rs:11:17
Dec 12 12:30:54.468 INFO [stderr]    |
Dec 12 12:30:54.468 INFO [stderr] 11 | use ::{Request, Response, Json, ToJson, Error};
Dec 12 12:30:54.468 INFO [stderr]    |                 ^^^^^^^^                ^^^^^
Dec 12 12:30:54.468 INFO [stderr] 
Dec 12 12:30:54.615 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 12 12:30:54.615 INFO [stderr]  --> src/lib.rs:6:5
Dec 12 12:30:54.615 INFO [stderr]   |
Dec 12 12:30:54.615 INFO [stderr] 6 | use std::str::FromStr;
Dec 12 12:30:54.615 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 12 12:30:54.615 INFO [stderr]   |
Dec 12 12:30:54.615 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 12:30:54.615 INFO [stderr] 
Dec 12 12:30:54.615 INFO [stderr] warning: unused imports: `ParseError`, `Url`
Dec 12 12:30:54.615 INFO [stderr]  --> src/client.rs:8:17
Dec 12 12:30:54.615 INFO [stderr]   |
Dec 12 12:30:54.615 INFO [stderr] 8 | use self::url::{Url, ParseError};
Dec 12 12:30:54.615 INFO [stderr]   |                 ^^^  ^^^^^^^^^^
Dec 12 12:30:54.615 INFO [stderr] 
Dec 12 12:30:54.615 INFO [stderr] warning: unused imports: `Error`, `Response`
Dec 12 12:30:54.615 INFO [stderr]   --> src/client.rs:11:17
Dec 12 12:30:54.615 INFO [stderr]    |
Dec 12 12:30:54.615 INFO [stderr] 11 | use ::{Request, Response, Json, ToJson, Error};
Dec 12 12:30:54.615 INFO [stderr]    |                 ^^^^^^^^                ^^^^^
Dec 12 12:30:54.615 INFO [stderr] 
Dec 12 12:30:54.615 INFO [stderr] warning: unused imports: `Error`, `Response`
Dec 12 12:30:54.615 INFO [stderr]   --> src/lib.rs:75:26
Dec 12 12:30:54.615 INFO [stderr]    |
Dec 12 12:30:54.615 INFO [stderr] 75 |     use super::{JsonRpc, Error, Request, Response, Json, ToJson, RpcResult, Client};
Dec 12 12:30:54.615 INFO [stderr]    |                          ^^^^^           ^^^^^^^^
Dec 12 12:30:54.615 INFO [stderr]    |
Dec 12 12:30:54.615 INFO [stderr] note: lint level defined here
Dec 12 12:30:54.615 INFO [stderr]   --> src/lib.rs:74:12
Dec 12 12:30:54.615 INFO [stderr]    |
Dec 12 12:30:54.615 INFO [stderr] 74 |     #[warn(unused_imports)]
Dec 12 12:30:54.615 INFO [stderr]    |            ^^^^^^^^^^^^^^
Dec 12 12:30:54.615 INFO [stderr] 
Dec 12 12:30:54.620 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 12 12:30:54.620 INFO [stderr]  --> src/client.rs:7:5
Dec 12 12:30:54.620 INFO [stderr]   |
Dec 12 12:30:54.620 INFO [stderr] 7 | use std::str::FromStr;
Dec 12 12:30:54.620 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 12 12:30:54.620 INFO [stderr] 
Dec 12 12:30:54.624 INFO [stderr] warning: unused variable: `size`
Dec 12 12:30:54.624 INFO [stderr]   --> src/client.rs:32:24
Dec 12 12:30:54.624 INFO [stderr]    |
Dec 12 12:30:54.624 INFO [stderr] 32 |                     Ok(size) => match Json::from_str(str::from_utf8(&body).unwrap()) {
Dec 12 12:30:54.624 INFO [stderr]    |                        ^^^^ help: consider using `_size` instead
Dec 12 12:30:54.624 INFO [stderr]    |
Dec 12 12:30:54.624 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 12:30:54.624 INFO [stderr] 
Dec 12 12:30:54.654 INFO [stderr] warning: the `jsonrpc:` in this pattern is redundant
Dec 12 12:30:54.654 INFO [stderr]   --> src/response.rs:17:17
Dec 12 12:30:54.654 INFO [stderr]    |
Dec 12 12:30:54.655 INFO [stderr] 17 |                 jsonrpc: ref jsonrpc,
Dec 12 12:30:54.655 INFO [stderr]    |                 --------^^^^^^^^^^^^
Dec 12 12:30:54.655 INFO [stderr]    |                 |
Dec 12 12:30:54.655 INFO [stderr]    |                 help: remove this
Dec 12 12:30:54.655 INFO [stderr]    |
Dec 12 12:30:54.655 INFO [stderr]    = note: #[warn(non_shorthand_field_patterns)] on by default
Dec 12 12:30:54.655 INFO [stderr] 
Dec 12 12:30:54.655 INFO [stderr] warning: the `result:` in this pattern is redundant
Dec 12 12:30:54.655 INFO [stderr]   --> src/response.rs:18:17
Dec 12 12:30:54.655 INFO [stderr]    |
Dec 12 12:30:54.655 INFO [stderr] 18 |                 result : ref result,
Dec 12 12:30:54.655 INFO [stderr]    |                 --------^^^^^^^^^^^
Dec 12 12:30:54.655 INFO [stderr]    |                 |
Dec 12 12:30:54.655 INFO [stderr]    |                 help: remove this
Dec 12 12:30:54.655 INFO [stderr] 
Dec 12 12:30:54.655 INFO [stderr] warning: the `id:` in this pattern is redundant
Dec 12 12:30:54.655 INFO [stderr]   --> src/response.rs:19:17
Dec 12 12:30:54.655 INFO [stderr]    |
Dec 12 12:30:54.655 INFO [stderr] 19 |                 id     : ref id } => {
Dec 12 12:30:54.655 INFO [stderr]    |                 --------^^^^^^^
Dec 12 12:30:54.655 INFO [stderr]    |                 |
Dec 12 12:30:54.655 INFO [stderr]    |                 help: remove this
Dec 12 12:30:54.655 INFO [stderr] 
Dec 12 12:30:54.655 INFO [stderr] warning: the `jsonrpc:` in this pattern is redundant
Dec 12 12:30:54.655 INFO [stderr]   --> src/response.rs:27:17
Dec 12 12:30:54.655 INFO [stderr]    |
Dec 12 12:30:54.655 INFO [stderr] 27 |                 jsonrpc: ref jsonrpc,
Dec 12 12:30:54.655 INFO [stderr]    |                 --------^^^^^^^^^^^^
Dec 12 12:30:54.655 INFO [stderr]    |                 |
Dec 12 12:30:54.655 INFO [stderr]    |                 help: remove this
Dec 12 12:30:54.655 INFO [stderr] 
Dec 12 12:30:54.655 INFO [stderr] warning: the `error:` in this pattern is redundant
Dec 12 12:30:54.655 INFO [stderr]   --> src/response.rs:28:17
Dec 12 12:30:54.655 INFO [stderr]    |
Dec 12 12:30:54.655 INFO [stderr] 28 |                 error  : ref error,
Dec 12 12:30:54.655 INFO [stderr]    |                 --------^^^^^^^^^^
Dec 12 12:30:54.655 INFO [stderr]    |                 |
Dec 12 12:30:54.655 INFO [stderr]    |                 help: remove this
Dec 12 12:30:54.655 INFO [stderr] 
Dec 12 12:30:54.655 INFO [stderr] warning: the `id:` in this pattern is redundant
Dec 12 12:30:54.655 INFO [stderr]   --> src/response.rs:29:17
Dec 12 12:30:54.655 INFO [stderr]    |
Dec 12 12:30:54.655 INFO [stderr] 29 |                 id     : ref id } => {
Dec 12 12:30:54.655 INFO [stderr]    |                 --------^^^^^^^
Dec 12 12:30:54.655 INFO [stderr]    |                 |
Dec 12 12:30:54.655 INFO [stderr]    |                 help: remove this
Dec 12 12:30:54.655 INFO [stderr] 
Dec 12 12:30:54.742 INFO [stderr] warning: unused import: `std::str::FromStr`
Dec 12 12:30:54.742 INFO [stderr]  --> src/client.rs:7:5
Dec 12 12:30:54.742 INFO [stderr]   |
Dec 12 12:30:54.742 INFO [stderr] 7 | use std::str::FromStr;
Dec 12 12:30:54.742 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 12 12:30:54.742 INFO [stderr] 
Dec 12 12:30:54.756 INFO [stderr] warning: unused variable: `params`
Dec 12 12:30:54.756 INFO [stderr]   --> src/lib.rs:79:14
Dec 12 12:30:54.756 INFO [stderr]    |
Dec 12 12:30:54.756 INFO [stderr] 79 |     fn hello(params: &Option<Json>) -> RpcResult {
Dec 12 12:30:54.756 INFO [stderr]    |              ^^^^^^ help: consider using `_params` instead
Dec 12 12:30:54.756 INFO [stderr]    |
Dec 12 12:30:54.756 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 12 12:30:54.756 INFO [stderr] 
Dec 12 12:30:54.756 INFO [stderr] warning: unused variable: `method`
Dec 12 12:30:54.756 INFO [stderr]    --> src/lib.rs:146:13
Dec 12 12:30:54.756 INFO [stderr]     |
Dec 12 12:30:54.756 INFO [stderr] 146 |         let method = "ice";
Dec 12 12:30:54.756 INFO [stderr]     |             ^^^^^^ help: consider using `_method` instead
Dec 12 12:30:54.756 INFO [stderr] 
Dec 12 12:30:54.756 INFO [stderr] warning: unused variable: `size`
Dec 12 12:30:54.756 INFO [stderr]   --> src/client.rs:32:24
Dec 12 12:30:54.756 INFO [stderr]    |
Dec 12 12:30:54.756 INFO [stderr] 32 |                     Ok(size) => match Json::from_str(str::from_utf8(&body).unwrap()) {
Dec 12 12:30:54.756 INFO [stderr]    |                        ^^^^ help: consider using `_size` instead
Dec 12 12:30:54.756 INFO [stderr] 
Dec 12 12:30:54.799 INFO [stderr] warning: function is never used: `test_client`
Dec 12 12:30:54.799 INFO [stderr]    --> src/lib.rs:144:5
Dec 12 12:30:54.799 INFO [stderr]     |
Dec 12 12:30:54.799 INFO [stderr] 144 |     fn test_client(){
Dec 12 12:30:54.799 INFO [stderr]     |     ^^^^^^^^^^^^^^^^
Dec 12 12:30:54.799 INFO [stderr]     |
Dec 12 12:30:54.799 INFO [stderr]     = note: #[warn(dead_code)] on by default
Dec 12 12:30:54.799 INFO [stderr] 
Dec 12 12:30:54.799 INFO [stderr] warning: the `jsonrpc:` in this pattern is redundant
Dec 12 12:30:54.799 INFO [stderr]   --> src/response.rs:17:17
Dec 12 12:30:54.799 INFO [stderr]    |
Dec 12 12:30:54.799 INFO [stderr] 17 |                 jsonrpc: ref jsonrpc,
Dec 12 12:30:54.799 INFO [stderr]    |                 --------^^^^^^^^^^^^
Dec 12 12:30:54.799 INFO [stderr]    |                 |
Dec 12 12:30:54.799 INFO [stderr]    |                 help: remove this
Dec 12 12:30:54.799 INFO [stderr]    |
Dec 12 12:30:54.799 INFO [stderr]    = note: #[warn(non_shorthand_field_patterns)] on by default
Dec 12 12:30:54.799 INFO [stderr] 
Dec 12 12:30:54.799 INFO [stderr] warning: the `result:` in this pattern is redundant
Dec 12 12:30:54.799 INFO [stderr]   --> src/response.rs:18:17
Dec 12 12:30:54.799 INFO [stderr]    |
Dec 12 12:30:54.799 INFO [stderr] 18 |                 result : ref result,
Dec 12 12:30:54.799 INFO [stderr]    |                 --------^^^^^^^^^^^
Dec 12 12:30:54.799 INFO [stderr]    |                 |
Dec 12 12:30:54.799 INFO [stderr]    |                 help: remove this
Dec 12 12:30:54.799 INFO [stderr] 
Dec 12 12:30:54.799 INFO [stderr] warning: the `id:` in this pattern is redundant
Dec 12 12:30:54.799 INFO [stderr]   --> src/response.rs:19:17
Dec 12 12:30:54.799 INFO [stderr]    |
Dec 12 12:30:54.799 INFO [stderr] 19 |                 id     : ref id } => {
Dec 12 12:30:54.799 INFO [stderr]    |                 --------^^^^^^^
Dec 12 12:30:54.799 INFO [stderr]    |                 |
Dec 12 12:30:54.799 INFO [stderr]    |                 help: remove this
Dec 12 12:30:54.799 INFO [stderr] 
Dec 12 12:30:54.799 INFO [stderr] warning: the `jsonrpc:` in this pattern is redundant
Dec 12 12:30:54.799 INFO [stderr]   --> src/response.rs:27:17
Dec 12 12:30:54.799 INFO [stderr]    |
Dec 12 12:30:54.799 INFO [stderr] 27 |                 jsonrpc: ref jsonrpc,
Dec 12 12:30:54.799 INFO [stderr]    |                 --------^^^^^^^^^^^^
Dec 12 12:30:54.799 INFO [stderr]    |                 |
Dec 12 12:30:54.799 INFO [stderr]    |                 help: remove this
Dec 12 12:30:54.799 INFO [stderr] 
Dec 12 12:30:54.799 INFO [stderr] warning: the `error:` in this pattern is redundant
Dec 12 12:30:54.799 INFO [stderr]   --> src/response.rs:28:17
Dec 12 12:30:54.799 INFO [stderr]    |
Dec 12 12:30:54.799 INFO [stderr] 28 |                 error  : ref error,
Dec 12 12:30:54.799 INFO [stderr]    |                 --------^^^^^^^^^^
Dec 12 12:30:54.799 INFO [stderr]    |                 |
Dec 12 12:30:54.799 INFO [stderr]    |                 help: remove this
Dec 12 12:30:54.799 INFO [stderr] 
Dec 12 12:30:54.799 INFO [stderr] warning: the `id:` in this pattern is redundant
Dec 12 12:30:54.800 INFO [stderr]   --> src/response.rs:29:17
Dec 12 12:30:54.800 INFO [stderr]    |
Dec 12 12:30:54.800 INFO [stderr] 29 |                 id     : ref id } => {
Dec 12 12:30:54.800 INFO [stderr]    |                 --------^^^^^^^
Dec 12 12:30:54.800 INFO [stderr]    |                 |
Dec 12 12:30:54.800 INFO [stderr]    |                 help: remove this
Dec 12 12:30:54.800 INFO [stderr] 
Dec 12 12:30:54.818 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.37s
Dec 12 12:30:54.844 INFO [stderr] su: No module specific data is present
Dec 12 12:30:55.352 INFO running `"docker" "inspect" "0b103815b41937f7011a4c70560d37bf285ed0125a2c97c41e61e896b72a4ec8"`
Dec 12 12:30:55.692 INFO running `"docker" "rm" "-f" "0b103815b41937f7011a4c70560d37bf285ed0125a2c97c41e61e896b72a4ec8"`
Dec 12 12:30:56.048 INFO [stdout] 0b103815b41937f7011a4c70560d37bf285ed0125a2c97c41e61e896b72a4ec8