Dec 06 16:55:47.937 INFO testing xi-rpc-0.2.0 against master#906deae0790bd18681b937fe9a141a3c26cf1855 for pr-56514
Dec 06 16:55:47.937 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt build --frozen" "-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 06 16:55:48.158 INFO [stdout] 5b4f53d4118e4eefd4cc45b0cf6e2672625f4a39992b157ce973a03efbb9f53b
Dec 06 16:55:48.162 INFO running `"docker" "start" "-a" "5b4f53d4118e4eefd4cc45b0cf6e2672625f4a39992b157ce973a03efbb9f53b"`
Dec 06 16:55:48.669 INFO [stderr] usermod: no changes
Dec 06 16:55:48.712 INFO [stderr]    Compiling xi-rpc v0.2.0 (/source)
Dec 06 16:55:49.434 INFO [stderr] warning: variable does not need to be mutable
Dec 06 16:55:49.434 INFO [stderr]    --> src/lib.rs:326:13
Dec 06 16:55:49.434 INFO [stderr]     |
Dec 06 16:55:49.434 INFO [stderr] 326 |         let mut dict = response.as_object_mut().unwrap();
Dec 06 16:55:49.434 INFO [stderr]     |             ----^^^^
Dec 06 16:55:49.434 INFO [stderr]     |             |
Dec 06 16:55:49.434 INFO [stderr]     |             help: remove this `mut`
Dec 06 16:55:49.434 INFO [stderr]     |
Dec 06 16:55:49.434 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 16:55:49.434 INFO [stderr] 
Dec 06 16:55:49.439 INFO [stderr] warning: variable does not need to be mutable
Dec 06 16:55:49.439 INFO [stderr]    --> src/lib.rs:393:9
Dec 06 16:55:49.439 INFO [stderr]     |
Dec 06 16:55:49.439 INFO [stderr] 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Dec 06 16:55:49.439 INFO [stderr]     |         ----^^^^^^^^
Dec 06 16:55:49.439 INFO [stderr]     |         |
Dec 06 16:55:49.439 INFO [stderr]     |         help: remove this `mut`
Dec 06 16:55:49.439 INFO [stderr] 
Dec 06 16:55:49.691 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
Dec 06 16:55:49.694 INFO [stderr] su: No module specific data is present
Dec 06 16:55:50.066 INFO running `"docker" "inspect" "5b4f53d4118e4eefd4cc45b0cf6e2672625f4a39992b157ce973a03efbb9f53b"`
Dec 06 16:55:50.134 INFO running `"docker" "rm" "-f" "5b4f53d4118e4eefd4cc45b0cf6e2672625f4a39992b157ce973a03efbb9f53b"`
Dec 06 16:55:50.208 INFO [stdout] 5b4f53d4118e4eefd4cc45b0cf6e2672625f4a39992b157ce973a03efbb9f53b
Dec 06 16:55:50.210 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen --no-run" "-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 06 16:55:50.394 INFO [stdout] 78d07f30ca87ceda41ca2cdb2ba43ec0c63db6bcd71a7815c754637e078eb240
Dec 06 16:55:50.396 INFO running `"docker" "start" "-a" "78d07f30ca87ceda41ca2cdb2ba43ec0c63db6bcd71a7815c754637e078eb240"`
Dec 06 16:55:51.076 INFO [stderr] usermod: no changes
Dec 06 16:55:51.116 INFO [stderr]    Compiling xi-rpc v0.2.0 (/source)
Dec 06 16:55:52.216 INFO [stderr] warning: variable does not need to be mutable
Dec 06 16:55:52.216 INFO [stderr]    --> src/lib.rs:326:13
Dec 06 16:55:52.216 INFO [stderr]     |
Dec 06 16:55:52.216 INFO [stderr] 326 |         let mut dict = response.as_object_mut().unwrap();
Dec 06 16:55:52.216 INFO [stderr]     |             ----^^^^
Dec 06 16:55:52.216 INFO [stderr]     |             |
Dec 06 16:55:52.216 INFO [stderr]     |             help: remove this `mut`
Dec 06 16:55:52.216 INFO [stderr]     |
Dec 06 16:55:52.216 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 16:55:52.216 INFO [stderr] 
Dec 06 16:55:52.224 INFO [stderr] warning: variable does not need to be mutable
Dec 06 16:55:52.224 INFO [stderr]    --> src/lib.rs:393:9
Dec 06 16:55:52.224 INFO [stderr]     |
Dec 06 16:55:52.224 INFO [stderr] 393 |     let mut dict_ref = dict.as_object_mut().expect("dict_add_value passed non-object.");
Dec 06 16:55:52.224 INFO [stderr]     |         ----^^^^^^^^
Dec 06 16:55:52.224 INFO [stderr]     |         |
Dec 06 16:55:52.224 INFO [stderr]     |         help: remove this `mut`
Dec 06 16:55:52.224 INFO [stderr] 
Dec 06 16:55:52.920 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
Dec 06 16:55:52.925 INFO [stderr] su: No module specific data is present
Dec 06 16:55:53.175 INFO running `"docker" "inspect" "78d07f30ca87ceda41ca2cdb2ba43ec0c63db6bcd71a7815c754637e078eb240"`
Dec 06 16:55:53.263 INFO running `"docker" "rm" "-f" "78d07f30ca87ceda41ca2cdb2ba43ec0c63db6bcd71a7815c754637e078eb240"`
Dec 06 16:55:53.378 INFO [stdout] 78d07f30ca87ceda41ca2cdb2ba43ec0c63db6bcd71a7815c754637e078eb240
Dec 06 16:55:53.382 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-3/master#906deae0790bd18681b937fe9a141a3c26cf1855:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/pr-56514/master#906deae0790bd18681b937fe9a141a3c26cf1855:/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 +906deae0790bd18681b937fe9a141a3c26cf1855-alt test --frozen" "-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 06 16:55:53.619 INFO [stdout] a5f8379bd13f1d57b1fc1ba21bff460f7bb900ea84cbe2ed11bb9858f8a4d710
Dec 06 16:55:53.622 INFO running `"docker" "start" "-a" "a5f8379bd13f1d57b1fc1ba21bff460f7bb900ea84cbe2ed11bb9858f8a4d710"`
Dec 06 16:55:54.504 INFO [stderr] usermod: no changes
Dec 06 16:55:54.560 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
Dec 06 16:55:54.570 INFO [stderr]      Running /target/debug/deps/xi_rpc-7b8bd03787062f03
Dec 06 16:55:54.577 INFO [stdout] 
Dec 06 16:55:54.577 INFO [stdout] running 1 test
Dec 06 16:55:54.577 INFO [stdout] test tests::test_dict_add_value ... ok
Dec 06 16:55:54.577 INFO [stdout] 
Dec 06 16:55:54.577 INFO [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 16:55:54.577 INFO [stdout] 
Dec 06 16:55:54.577 INFO [stderr]    Doc-tests xi-rpc
Dec 06 16:55:55.525 INFO [stdout] 
Dec 06 16:55:55.525 INFO [stdout] running 0 tests
Dec 06 16:55:55.525 INFO [stdout] 
Dec 06 16:55:55.525 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 06 16:55:55.525 INFO [stdout] 
Dec 06 16:55:55.531 INFO [stderr] su: No module specific data is present
Dec 06 16:55:55.832 INFO running `"docker" "inspect" "a5f8379bd13f1d57b1fc1ba21bff460f7bb900ea84cbe2ed11bb9858f8a4d710"`
Dec 06 16:55:55.975 INFO running `"docker" "rm" "-f" "a5f8379bd13f1d57b1fc1ba21bff460f7bb900ea84cbe2ed11bb9858f8a4d710"`
Dec 06 16:55:56.132 INFO [stdout] a5f8379bd13f1d57b1fc1ba21bff460f7bb900ea84cbe2ed11bb9858f8a4d710