[INFO] updating cached repository Big-B/n-body [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Big-B/n-body [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Big-B/n-body" "work/ex/beta-1.38-1/sources/1.37.0/gh/Big-B/n-body"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Big-B/n-body'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Big-B/n-body" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Big-B/n-body"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Big-B/n-body'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 17eae554591cd890399b9755ddcfc2fd5e281930 [INFO] sha for GitHub repo Big-B/n-body: 17eae554591cd890399b9755ddcfc2fd5e281930 [INFO] validating manifest of Big-B/n-body 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 Big-B/n-body 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 Big-B/n-body [INFO] finished frobbing Big-B/n-body [INFO] frobbed toml for Big-B/n-body written to work/ex/beta-1.38-1/sources/1.37.0/gh/Big-B/n-body/Cargo.toml [INFO] started frobbing Big-B/n-body [INFO] finished frobbing Big-B/n-body [INFO] frobbed toml for Big-B/n-body written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Big-B/n-body/Cargo.toml [INFO] crate Big-B/n-body 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 Big-B/n-body 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Big-B/n-body:/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] 7ca5014d4fe17980b038dd37493bdf40eb0b6aaa7a4ebefb87bc1a4c2d4b5d3e [INFO] running `"docker" "start" "-a" "7ca5014d4fe17980b038dd37493bdf40eb0b6aaa7a4ebefb87bc1a4c2d4b5d3e"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling matches v0.1.7 [INFO] [stderr] Compiling crossbeam-utils v0.3.2 [INFO] [stderr] Compiling log v0.4.3 [INFO] [stderr] Compiling encoding_rs v0.7.2 [INFO] [stderr] Compiling tokio-executor v0.1.3 [INFO] [stderr] Compiling openssl-sys v0.9.35 [INFO] [stderr] Compiling tokio-service v0.1.0 [INFO] [stderr] Compiling relay v0.1.1 [INFO] [stderr] Compiling base64 v0.9.2 [INFO] [stderr] Compiling bit-set v0.4.0 [INFO] [stderr] Compiling bytes v0.4.9 [INFO] [stderr] Compiling uuid v0.6.5 [INFO] [stderr] Compiling debug_unreachable v0.1.1 [INFO] [stderr] Compiling unicode-bidi v0.3.4 [INFO] [stderr] Compiling mio v0.6.15 [INFO] [stderr] Compiling want v0.0.4 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling tokio-timer v0.2.5 [INFO] [stderr] Compiling html5ever v0.18.0 [INFO] [stderr] Compiling phf_shared v0.7.22 [INFO] [stderr] Compiling crossbeam-epoch v0.4.3 [INFO] [stderr] Compiling tendril v0.3.1 [INFO] [stderr] Compiling libflate v0.1.16 [INFO] [stderr] Compiling tokio-io v0.1.7 [INFO] [stderr] Compiling phf_generator v0.7.22 [INFO] [stderr] Compiling phf v0.7.22 [INFO] [stderr] Compiling crossbeam-deque v0.3.1 [INFO] [stderr] Compiling string_cache_codegen v0.4.1 [INFO] [stderr] Compiling phf_codegen v0.7.22 [INFO] [stderr] Compiling openssl v0.9.24 [INFO] [stderr] Compiling idna v0.1.5 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Compiling tokio-threadpool v0.1.5 [INFO] [stderr] Compiling tokio-codec v0.1.0 [INFO] [stderr] Compiling tokio-reactor v0.1.3 [INFO] [stderr] Compiling string_cache v0.6.2 [INFO] [stderr] Compiling markup5ever v0.3.2 [INFO] [stderr] Compiling tokio-udp v0.1.1 [INFO] [stderr] Compiling tokio-tcp v0.1.1 [INFO] [stderr] Compiling url v1.7.1 [INFO] [stderr] Compiling tokio-fs v0.1.3 [INFO] [stderr] Compiling tokio v0.1.7 [INFO] [stderr] Compiling native-tls v0.1.5 [INFO] [stderr] Compiling serde_urlencoded v0.5.2 [INFO] [stderr] Compiling tokio-core v0.1.17 [INFO] [stderr] Compiling tokio-tls v0.1.4 [INFO] [stderr] Compiling hyper v0.11.27 [INFO] [stderr] Compiling select v0.4.2 [INFO] [stderr] Compiling hyper-tls v0.1.4 [INFO] [stderr] Compiling reqwest v0.8.7 [INFO] [stderr] Compiling n-body v0.3.0 (/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(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0554`. [INFO] [stderr] error: Could not compile `n-body`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "7ca5014d4fe17980b038dd37493bdf40eb0b6aaa7a4ebefb87bc1a4c2d4b5d3e"` [INFO] running `"docker" "rm" "-f" "7ca5014d4fe17980b038dd37493bdf40eb0b6aaa7a4ebefb87bc1a4c2d4b5d3e"` [INFO] [stdout] 7ca5014d4fe17980b038dd37493bdf40eb0b6aaa7a4ebefb87bc1a4c2d4b5d3e