Nov 01 20:42:36.108 INFO testing IcyDefiance/euler_solutions against 1.30.0 for beta-1.31-1
Nov 01 20:42:36.108 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-1/worker-1/1.30.0:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/beta-1.31-1/1.30.0:/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 +1.30.0 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"`
Nov 01 20:42:36.321 INFO blam! 17bacd07855a00c19d8666687315c678087189aaedc92a4af79871752301113b
Nov 01 20:42:36.323 INFO running `"docker" "start" "-a" "17bacd07855a00c19d8666687315c678087189aaedc92a4af79871752301113b"`
Nov 01 20:42:36.922 INFO kablam! usermod: no changes
Nov 01 20:42:37.019 INFO kablam!    Compiling smallvec v0.4.3
Nov 01 20:42:37.019 INFO kablam!    Compiling itertools v0.6.1
Nov 01 20:42:37.027 INFO kablam!    Compiling fine_grained v0.1.2
Nov 01 20:42:38.175 INFO kablam!    Compiling primal-sieve v0.2.7
Nov 01 20:42:40.467 INFO kablam!    Compiling primal v0.2.3
Nov 01 20:42:41.482 INFO kablam!    Compiling euler_solutions v0.1.0 (/source)
Nov 01 20:42:42.451 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Nov 01 20:42:42.451 INFO kablam!  --> src/main.rs:1:1
Nov 01 20:42:42.451 INFO kablam!   |
Nov 01 20:42:42.451 INFO kablam! 1 | #![feature(iterator_step_by)]
Nov 01 20:42:42.451 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Nov 01 20:42:42.451 INFO kablam! 
Nov 01 20:42:42.451 INFO kablam! error: aborting due to previous error
Nov 01 20:42:42.451 INFO kablam! 
Nov 01 20:42:42.451 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Nov 01 20:42:42.456 INFO kablam! error: Could not compile `euler_solutions`.
Nov 01 20:42:42.456 INFO kablam! 
Nov 01 20:42:42.456 INFO kablam! To learn more, run the command again with --verbose.
Nov 01 20:42:42.457 INFO kablam! su: No module specific data is present
Nov 01 20:42:42.686 INFO running `"docker" "rm" "-f" "17bacd07855a00c19d8666687315c678087189aaedc92a4af79871752301113b"`
Nov 01 20:42:42.750 INFO blam! 17bacd07855a00c19d8666687315c678087189aaedc92a4af79871752301113b
