[INFO] crate bastion 0.1.3 is already in cache [INFO] extracting crate bastion 0.1.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/bastion/0.1.3 [INFO] extracting crate bastion 0.1.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/bastion/0.1.3 [INFO] validating manifest of bastion-0.1.3 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of bastion-0.1.3 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing bastion-0.1.3 [INFO] finished frobbing bastion-0.1.3 [INFO] frobbed toml for bastion-0.1.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/bastion/0.1.3/Cargo.toml [INFO] started frobbing bastion-0.1.3 [INFO] finished frobbing bastion-0.1.3 [INFO] frobbed toml for bastion-0.1.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/bastion/0.1.3/Cargo.toml [INFO] crate bastion-0.1.3 already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing bastion-0.1.3 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/bastion/0.1.3:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 6a60a0c1669a13b24add1e13d81d1709a545d25b0a1addca293eab6d7393f602 [INFO] running `"docker" "start" "-a" "6a60a0c1669a13b24add1e13d81d1709a545d25b0a1addca293eab6d7393f602"` [INFO] [stderr] warning: `panic` setting is ignored for `bench` profile [INFO] [stderr] Compiling spin v0.5.0 [INFO] [stderr] Compiling log v0.4.7 [INFO] [stderr] Compiling syn v0.15.39 [INFO] [stderr] Compiling serde v1.0.94 [INFO] [stderr] Compiling ratelimit v0.4.4 [INFO] [stderr] Compiling objekt v0.1.2 [INFO] [stderr] Compiling backtrace-sys v0.1.30 [INFO] [stderr] Compiling signal-hook-registry v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.7.4 [INFO] [stderr] Compiling lazy_static v1.3.0 [INFO] [stderr] Compiling crossbeam-utils v0.6.5 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling tokio-trace-core v0.2.0 [INFO] [stderr] Compiling regex v1.1.7 [INFO] [stderr] Compiling signal-hook v0.1.10 [INFO] [stderr] Compiling crossbeam-epoch v0.7.1 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling tokio-executor v0.1.8 [INFO] [stderr] Compiling crossbeam-channel v0.3.8 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling tokio-current-thread v0.1.6 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling backtrace v0.3.32 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling tokio-codec v0.1.1 [INFO] [stderr] Compiling tokio-threadpool v0.1.15 [INFO] [stderr] Compiling mio-uds v0.6.7 [INFO] [stderr] Compiling tokio-reactor v0.1.9 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling tokio-uds v0.2.5 [INFO] [stderr] Compiling tokio-udp v0.1.3 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio-fs v0.1.6 [INFO] [stderr] Compiling tokio v0.1.21 [INFO] [stderr] Compiling serde_derive v1.0.97 [INFO] [stderr] Compiling uuid v0.7.4 [INFO] [stderr] Compiling bastion v0.1.3 (/opt/crater/workdir) [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:3:1 [INFO] [stderr] | [INFO] [stderr] 3 | #![feature(const_fn)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #![feature(unboxed_closures)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:5:1 [INFO] [stderr] | [INFO] [stderr] 5 | #![feature(fn_traits)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | #![feature(clamp)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | #![feature(panic_info_message)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to 5 previous errors [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `bastion`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "6a60a0c1669a13b24add1e13d81d1709a545d25b0a1addca293eab6d7393f602"` [INFO] running `"docker" "rm" "-f" "6a60a0c1669a13b24add1e13d81d1709a545d25b0a1addca293eab6d7393f602"` [INFO] [stdout] 6a60a0c1669a13b24add1e13d81d1709a545d25b0a1addca293eab6d7393f602