Dec 02 17:22:25.324 INFO testing serde_json_experimental-1.0.29-rc1 against 1.30.1 for beta-1.31-5
Dec 02 17:22:25.324 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/1.30.1:/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 +1.30.1 build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 17:22:25.783 INFO [stdout] 125d85a8392221cf6c9cce06bd53403023ca3deaee64abf13669eec8db27e991
Dec 02 17:22:25.791 INFO running `"docker" "start" "-a" "125d85a8392221cf6c9cce06bd53403023ca3deaee64abf13669eec8db27e991"`
Dec 02 17:22:27.356 INFO [stderr] usermod: no changes
Dec 02 17:22:27.427 INFO [stderr]    Compiling serde_json_experimental v1.0.29-rc1 (/source)
Dec 02 17:22:31.775 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.39s
Dec 02 17:22:31.775 INFO [stderr] su: No module specific data is present
Dec 02 17:22:32.600 INFO running `"docker" "inspect" "125d85a8392221cf6c9cce06bd53403023ca3deaee64abf13669eec8db27e991"`
Dec 02 17:22:32.897 INFO running `"docker" "rm" "-f" "125d85a8392221cf6c9cce06bd53403023ca3deaee64abf13669eec8db27e991"`
Dec 02 17:22:33.159 INFO [stdout] 125d85a8392221cf6c9cce06bd53403023ca3deaee64abf13669eec8db27e991
Dec 02 17:22:33.165 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-2/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/beta-1.31-5/1.30.1:/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 +1.30.1 test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 02 17:22:33.775 INFO [stdout] 0b656177df30f39b7ac2be77151710cfc55bc598b5b6174fc06bc85949974e3e
Dec 02 17:22:33.780 INFO running `"docker" "start" "-a" "0b656177df30f39b7ac2be77151710cfc55bc598b5b6174fc06bc85949974e3e"`
Dec 02 17:22:35.035 INFO [stderr] usermod: no changes
Dec 02 17:22:35.170 INFO [stderr]    Compiling compiletest_rs v0.3.17
Dec 02 17:22:43.375 INFO [stderr] error[E0433]: failed to resolve. Could not find `RunIgnored` in `test`
Dec 02 17:22:43.375 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/compiletest_rs-0.3.17/src/lib.rs:100:52
Dec 02 17:22:43.375 INFO [stderr]     |
Dec 02 17:22:43.375 INFO [stderr] 100 |         run_ignored: if config.run_ignored { test::RunIgnored::Yes } else { test::RunIgnored::No },
Dec 02 17:22:43.375 INFO [stderr]     |                                                    ^^^^^^^^^^ Could not find `RunIgnored` in `test`
Dec 02 17:22:43.375 INFO [stderr] 
Dec 02 17:22:43.375 INFO [stderr] error[E0433]: failed to resolve. Could not find `RunIgnored` in `test`
Dec 02 17:22:43.375 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/compiletest_rs-0.3.17/src/lib.rs:100:83
Dec 02 17:22:43.375 INFO [stderr]     |
Dec 02 17:22:43.375 INFO [stderr] 100 |         run_ignored: if config.run_ignored { test::RunIgnored::Yes } else { test::RunIgnored::No },
Dec 02 17:22:43.375 INFO [stderr]     |                                                                                   ^^^^^^^^^^ Could not find `RunIgnored` in `test`
Dec 02 17:22:43.375 INFO [stderr] 
Dec 02 17:22:43.383 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 17:22:43.383 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/compiletest_rs-0.3.17/src/lib.rs:13:39
Dec 02 17:22:43.383 INFO [stderr]    |
Dec 02 17:22:43.383 INFO [stderr] 13 | #![cfg_attr(not(feature = "norustc"), feature(rustc_private))]
Dec 02 17:22:43.383 INFO [stderr]    |                                       ^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 17:22:43.383 INFO [stderr] 
Dec 02 17:22:43.383 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 17:22:43.383 INFO [stderr]   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/compiletest_rs-0.3.17/src/lib.rs:14:38
Dec 02 17:22:43.383 INFO [stderr]    |
Dec 02 17:22:43.383 INFO [stderr] 14 | #![cfg_attr(not(feature = "stable"), feature(test))]
Dec 02 17:22:43.383 INFO [stderr]    |                                      ^^^^^^^^^^^^^^
Dec 02 17:22:43.383 INFO [stderr] 
Dec 02 17:22:43.392 INFO [stderr] error: aborting due to 4 previous errors
Dec 02 17:22:43.392 INFO [stderr] 
Dec 02 17:22:43.392 INFO [stderr] Some errors occurred: E0433, E0554.
Dec 02 17:22:43.392 INFO [stderr] For more information about an error, try `rustc --explain E0433`.
Dec 02 17:22:43.407 INFO [stderr] error: Could not compile `compiletest_rs`.
Dec 02 17:22:43.407 INFO [stderr] 
Dec 02 17:22:43.407 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 17:22:43.407 INFO [stderr] su: No module specific data is present
Dec 02 17:22:43.936 INFO running `"docker" "inspect" "0b656177df30f39b7ac2be77151710cfc55bc598b5b6174fc06bc85949974e3e"`
Dec 02 17:22:44.180 INFO running `"docker" "rm" "-f" "0b656177df30f39b7ac2be77151710cfc55bc598b5b6174fc06bc85949974e3e"`
Dec 02 17:22:44.418 INFO [stdout] 0b656177df30f39b7ac2be77151710cfc55bc598b5b6174fc06bc85949974e3e