[INFO] updating cached repository mindstorm-rs/ev3-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mindstorm-rs/ev3-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mindstorm-rs/ev3-rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/mindstorm-rs/ev3-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/mindstorm-rs/ev3-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mindstorm-rs/ev3-rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mindstorm-rs/ev3-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mindstorm-rs/ev3-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f6f43be8b20786b41816b38c5434122508a7a538
[INFO] sha for GitHub repo mindstorm-rs/ev3-rs: f6f43be8b20786b41816b38c5434122508a7a538
[INFO] validating manifest of mindstorm-rs/ev3-rs 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 mindstorm-rs/ev3-rs 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 mindstorm-rs/ev3-rs
[INFO] finished frobbing mindstorm-rs/ev3-rs
[INFO] frobbed toml for mindstorm-rs/ev3-rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/mindstorm-rs/ev3-rs/Cargo.toml
[INFO] started frobbing mindstorm-rs/ev3-rs
[INFO] finished frobbing mindstorm-rs/ev3-rs
[INFO] frobbed toml for mindstorm-rs/ev3-rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/mindstorm-rs/ev3-rs/Cargo.toml
[INFO] crate mindstorm-rs/ev3-rs 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing mindstorm-rs/ev3-rs 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-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/mindstorm-rs/ev3-rs:/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] 2797335fd3aafe71040212601da467701161f7a1e53e386c3ee5150627e5bd6e
[INFO] running `"docker" "start" "-a" "2797335fd3aafe71040212601da467701161f7a1e53e386c3ee5150627e5bd6e"`
[INFO] [stderr]    Compiling ev3rt v0.2.0
[INFO] [stderr]    Compiling ev3 v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `"docker" "inspect" "2797335fd3aafe71040212601da467701161f7a1e53e386c3ee5150627e5bd6e"`
[INFO] running `"docker" "rm" "-f" "2797335fd3aafe71040212601da467701161f7a1e53e386c3ee5150627e5bd6e"`
[INFO] [stdout] 2797335fd3aafe71040212601da467701161f7a1e53e386c3ee5150627e5bd6e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/mindstorm-rs/ev3-rs:/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3f5767e1a36011e10de42c48a3dccf99652547df59d73ab617e81ee4a617bdd3
[INFO] running `"docker" "start" "-a" "3f5767e1a36011e10de42c48a3dccf99652547df59d73ab617e81ee4a617bdd3"`
[INFO] [stderr]    Compiling ev3 v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] error: duplicate lang item in crate `std`: `panic_impl`.
[INFO] [stderr]   |
[INFO] [stderr]   = note: first defined in crate `ev3rt`.
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `ev3`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3f5767e1a36011e10de42c48a3dccf99652547df59d73ab617e81ee4a617bdd3"`
[INFO] running `"docker" "rm" "-f" "3f5767e1a36011e10de42c48a3dccf99652547df59d73ab617e81ee4a617bdd3"`
[INFO] [stdout] 3f5767e1a36011e10de42c48a3dccf99652547df59d73ab617e81ee4a617bdd3