[INFO] updating cached repository dlo9/pdxindoorsoccer-ical [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/dlo9/pdxindoorsoccer-ical [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/dlo9/pdxindoorsoccer-ical" "work/ex/beta-1.38-1/sources/1.37.0/gh/dlo9/pdxindoorsoccer-ical"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dlo9/pdxindoorsoccer-ical'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/dlo9/pdxindoorsoccer-ical" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dlo9/pdxindoorsoccer-ical"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dlo9/pdxindoorsoccer-ical'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b78acb64f5c33050e4e286e86f92ffb90b203e54 [INFO] sha for GitHub repo dlo9/pdxindoorsoccer-ical: b78acb64f5c33050e4e286e86f92ffb90b203e54 [INFO] validating manifest of dlo9/pdxindoorsoccer-ical 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 dlo9/pdxindoorsoccer-ical 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 dlo9/pdxindoorsoccer-ical [INFO] finished frobbing dlo9/pdxindoorsoccer-ical [INFO] frobbed toml for dlo9/pdxindoorsoccer-ical written to work/ex/beta-1.38-1/sources/1.37.0/gh/dlo9/pdxindoorsoccer-ical/Cargo.toml [INFO] started frobbing dlo9/pdxindoorsoccer-ical [INFO] finished frobbing dlo9/pdxindoorsoccer-ical [INFO] frobbed toml for dlo9/pdxindoorsoccer-ical written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dlo9/pdxindoorsoccer-ical/Cargo.toml [INFO] crate dlo9/pdxindoorsoccer-ical 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 dlo9/pdxindoorsoccer-ical 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/gh/dlo9/pdxindoorsoccer-ical:/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] 3af6515f16141eb59a0d31f8b9ae2c9232d3d5cadaa86be065ead7c7c3508cd7 [INFO] running `"docker" "start" "-a" "3af6515f16141eb59a0d31f8b9ae2c9232d3d5cadaa86be065ead7c7c3508cd7"` [INFO] [stderr] Compiling encoding_rs v0.8.16 [INFO] [stderr] Compiling memchr v2.1.3 [INFO] [stderr] Compiling openssl-sys v0.9.40 [INFO] [stderr] Compiling openssl v0.10.16 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling native-tls v0.2.2 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling serde_json v1.0.38 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling chrono v0.4.6 [INFO] [stderr] Compiling http v0.1.16 [INFO] [stderr] Compiling serde_urlencoded v0.5.4 [INFO] [stderr] Compiling uuid v0.5.1 [INFO] [stderr] Compiling backtrace v0.3.13 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling structopt-derive v0.2.14 (https://github.com/dlo9/structopt#89ae34b8) [INFO] [stderr] Compiling serde_derive v1.0.88 [INFO] [stderr] Compiling aho-corasick v0.6.9 [INFO] [stderr] Compiling nom v4.2.0 [INFO] [stderr] Compiling icalendar v0.5.0 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling uuid v0.7.2 [INFO] [stderr] Compiling regex v1.1.0 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling phf_codegen v0.7.24 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Compiling h2 v0.1.16 [INFO] [stderr] Compiling tokio v0.1.15 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling parse-zoneinfo v0.2.0 [INFO] [stderr] Compiling serde-hjson v0.8.2 [INFO] [stderr] Compiling caseless v0.2.1 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling hyper v0.12.24 [INFO] [stderr] Compiling chrono-tz v0.5.0 [INFO] [stderr] Compiling config v0.9.2 [INFO] [stderr] Compiling structopt v0.2.14 (https://github.com/dlo9/structopt#89ae34b8) [INFO] [stderr] Compiling clap-verbosity-flag v0.2.0 (https://github.com/dlo9/clap-verbosity-flag#6b9af236) [INFO] [stderr] Compiling hyper-tls v0.3.1 [INFO] [stderr] Compiling reqwest v0.9.10 [INFO] [stderr] Compiling pdxindoorsoccer-ical v0.1.0 (/opt/crater/workdir) [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/main.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | #![feature(try_trait)] [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 `pdxindoorsoccer-ical`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "3af6515f16141eb59a0d31f8b9ae2c9232d3d5cadaa86be065ead7c7c3508cd7"` [INFO] running `"docker" "rm" "-f" "3af6515f16141eb59a0d31f8b9ae2c9232d3d5cadaa86be065ead7c7c3508cd7"` [INFO] [stdout] 3af6515f16141eb59a0d31f8b9ae2c9232d3d5cadaa86be065ead7c7c3508cd7