[INFO] updating cached repository TheIronBorn/EulerLisp
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TheIronBorn/EulerLisp
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TheIronBorn/EulerLisp" "work/ex/beta-1.37-6/sources/1.36.0/gh/TheIronBorn/EulerLisp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/TheIronBorn/EulerLisp'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TheIronBorn/EulerLisp" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TheIronBorn/EulerLisp"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TheIronBorn/EulerLisp'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3ea3e8d461c52ddc16602939a2e81e4696965002
[INFO] sha for GitHub repo TheIronBorn/EulerLisp: 3ea3e8d461c52ddc16602939a2e81e4696965002
[INFO] validating manifest of TheIronBorn/EulerLisp on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of TheIronBorn/EulerLisp on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing TheIronBorn/EulerLisp
[INFO] finished frobbing TheIronBorn/EulerLisp
[INFO] frobbed toml for TheIronBorn/EulerLisp written to work/ex/beta-1.37-6/sources/1.36.0/gh/TheIronBorn/EulerLisp/Cargo.toml
[INFO] started frobbing TheIronBorn/EulerLisp
[INFO] finished frobbing TheIronBorn/EulerLisp
[INFO] frobbed toml for TheIronBorn/EulerLisp written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/TheIronBorn/EulerLisp/Cargo.toml
[INFO] crate TheIronBorn/EulerLisp already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing TheIronBorn/EulerLisp against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/TheIronBorn/EulerLisp:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 8d769e6cd4d960fb28383aa4b2c4cce7ce43daf7e4b887984b3d55561d5103da
[INFO] running `"docker" "start" "-a" "8d769e6cd4d960fb28383aa4b2c4cce7ce43daf7e4b887984b3d55561d5103da"`
[INFO] [stderr]    Compiling encode_unicode v0.1.3
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling nom v3.2.0
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling lisp v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(io)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:2:1
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(i128_type)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `::LispErr`
[INFO] [stderr]  --> src/builtin/hashmap.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use ::LispErr;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `::LispErr::*`
[INFO] [stderr]  --> src/builtin/hashmap.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use ::LispErr::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `::LispErr::*`
[INFO] [stderr]  --> src/builtin/data_structures.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 | use ::LispErr::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]   --> src/doc.rs:18:30
[INFO] [stderr]    |
[INFO] [stderr] 18 |         let processed = line.trim_left_matches(';');
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `lisp`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "8d769e6cd4d960fb28383aa4b2c4cce7ce43daf7e4b887984b3d55561d5103da"`
[INFO] running `"docker" "rm" "-f" "8d769e6cd4d960fb28383aa4b2c4cce7ce43daf7e4b887984b3d55561d5103da"`
[INFO] [stdout] 8d769e6cd4d960fb28383aa4b2c4cce7ce43daf7e4b887984b3d55561d5103da