Dec 02 18:40:03.473 INFO testing rust-install-0.0.4 against 1.30.1 for beta-1.31-5
Dec 02 18:40:03.473 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 18:40:04.119 INFO [stdout] 0c7fabe15add41adb22c77b102e79f316dc47d8d973250552b9128e34ccc240b
Dec 02 18:40:04.121 INFO running `"docker" "start" "-a" "0c7fabe15add41adb22c77b102e79f316dc47d8d973250552b9128e34ccc240b"`
Dec 02 18:40:05.927 INFO [stderr] usermod: no changes
Dec 02 18:40:06.152 INFO [stderr]    Compiling language-tags v0.0.7
Dec 02 18:40:06.155 INFO [stderr]    Compiling openssl-sys v0.6.7
Dec 02 18:40:06.155 INFO [stderr]    Compiling num_cpus v0.2.13
Dec 02 18:40:06.155 INFO [stderr]    Compiling serde v0.6.15
Dec 02 18:40:06.155 INFO [stderr]    Compiling url v0.2.38
Dec 02 18:40:14.665 INFO [stderr]    Compiling openssl v0.6.7
Dec 02 18:40:15.703 INFO [stderr]    Compiling mime v0.1.3
Dec 02 18:40:18.966 INFO [stderr]    Compiling cookie v0.1.21
Dec 02 18:40:21.743 INFO [stderr]    Compiling hyper v0.6.16
Dec 02 18:40:30.915 INFO [stderr]    Compiling rust-install v0.0.4 (/source)
Dec 02 18:40:34.107 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 18:40:34.107 INFO [stderr]  --> src/lib.rs:1:1
Dec 02 18:40:34.107 INFO [stderr]   |
Dec 02 18:40:34.107 INFO [stderr] 1 | #![feature(coerce_unsized, fs_canonicalize)]
Dec 02 18:40:34.107 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 18:40:34.107 INFO [stderr] 
Dec 02 18:40:34.107 INFO [stderr] error: aborting due to previous error
Dec 02 18:40:34.107 INFO [stderr] 
Dec 02 18:40:34.107 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 18:40:34.128 INFO [stderr] error: Could not compile `rust-install`.
Dec 02 18:40:34.128 INFO [stderr] 
Dec 02 18:40:34.128 INFO [stderr] To learn more, run the command again with --verbose.
Dec 02 18:40:34.130 INFO [stderr] su: No module specific data is present
Dec 02 18:40:34.999 INFO running `"docker" "inspect" "0c7fabe15add41adb22c77b102e79f316dc47d8d973250552b9128e34ccc240b"`
Dec 02 18:40:35.275 INFO running `"docker" "rm" "-f" "0c7fabe15add41adb22c77b102e79f316dc47d8d973250552b9128e34ccc240b"`
Dec 02 18:40:35.679 INFO [stdout] 0c7fabe15add41adb22c77b102e79f316dc47d8d973250552b9128e34ccc240b