Dec 02 05:11:11.048 INFO testing MoreAxes/som against 1.30.1 for beta-1.31-5
Dec 02 05:11:11.048 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.31-5/worker-3/1.30.1:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-3/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 05:11:11.411 INFO [stdout] f17de4a063126d5a0dc5f67fe15be56825747bd4611bd485dec8775abb5b348d
Dec 02 05:11:11.413 INFO running `"docker" "start" "-a" "f17de4a063126d5a0dc5f67fe15be56825747bd4611bd485dec8775abb5b348d"`
Dec 02 05:11:13.103 INFO [stderr] usermod: no changes
Dec 02 05:11:13.291 INFO [stderr]    Compiling miniz-sys v0.1.7
Dec 02 05:11:13.291 INFO [stderr]    Compiling rand v0.3.15
Dec 02 05:11:13.291 INFO [stderr]    Compiling num_cpus v1.2.0
Dec 02 05:11:13.291 INFO [stderr]    Compiling phf v0.7.20
Dec 02 05:11:13.291 INFO [stderr]    Compiling syn v0.10.3
Dec 02 05:11:13.291 INFO [stderr]    Compiling serde_json v0.8.4
Dec 02 05:11:13.291 INFO [stderr]    Compiling clap v2.19.2
Dec 02 05:11:13.291 INFO [stderr]    Compiling ctrlc v2.0.1
Dec 02 05:11:25.702 INFO [stderr]    Compiling flate2 v0.2.14
Dec 02 05:11:26.843 INFO [stderr]    Compiling num-bigint v0.1.35
Dec 02 05:11:26.859 INFO [stderr]    Compiling phf_generator v0.7.20
Dec 02 05:11:26.927 INFO [stderr]    Compiling deque v0.3.1
Dec 02 05:11:28.803 INFO [stderr]    Compiling phf_codegen v0.7.20
Dec 02 05:11:34.007 INFO [stderr]    Compiling rayon v0.5.0
Dec 02 05:11:34.059 INFO [stderr]    Compiling png v0.5.2
Dec 02 05:11:34.059 INFO [stderr]    Compiling palette v0.2.1
Dec 02 05:11:35.836 INFO [stderr]    Compiling serde_codegen_internals v0.11.1
Dec 02 05:11:40.031 INFO [stderr]    Compiling num-rational v0.1.35
Dec 02 05:11:45.107 INFO [stderr]    Compiling serde_codegen v0.8.19
Dec 02 05:11:45.391 INFO [stderr]    Compiling jpeg-decoder v0.1.8
Dec 02 05:11:46.359 INFO [stderr]    Compiling num v0.1.36
Dec 02 05:11:48.511 INFO [stderr]    Compiling enum_primitive v0.1.0
Dec 02 05:11:58.607 INFO [stderr]    Compiling serde_derive v0.8.19
Dec 02 05:11:58.828 INFO [stderr]    Compiling image v0.10.4
Dec 02 05:12:04.195 INFO [stderr] error[E0554]: #![feature] may not be used on the stable release channel
Dec 02 05:12:04.195 INFO [stderr]  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-0.8.19/src/lib.rs:1:1
Dec 02 05:12:04.195 INFO [stderr]   |
Dec 02 05:12:04.195 INFO [stderr] 1 | #![feature(proc_macro, proc_macro_lib)]
Dec 02 05:12:04.195 INFO [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 02 05:12:04.195 INFO [stderr] 
Dec 02 05:12:04.195 INFO [stderr] error: aborting due to previous error
Dec 02 05:12:04.195 INFO [stderr] 
Dec 02 05:12:04.195 INFO [stderr] For more information about this error, try `rustc --explain E0554`.
Dec 02 05:12:04.203 INFO [stderr] error: Could not compile `serde_derive`.
Dec 02 05:12:04.203 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 02 05:12:14.115 INFO [stderr] error: build failed
Dec 02 05:12:14.115 INFO [stderr] su: No module specific data is present
Dec 02 05:12:14.739 INFO running `"docker" "inspect" "f17de4a063126d5a0dc5f67fe15be56825747bd4611bd485dec8775abb5b348d"`
Dec 02 05:12:15.075 INFO running `"docker" "rm" "-f" "f17de4a063126d5a0dc5f67fe15be56825747bd4611bd485dec8775abb5b348d"`
Dec 02 05:12:15.391 INFO [stdout] f17de4a063126d5a0dc5f67fe15be56825747bd4611bd485dec8775abb5b348d