[INFO] crate ross 0.1.7 is already in cache
[INFO] testing ross-0.1.7 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate ross 0.1.7 into work/builds/worker-7/source
[INFO] validating manifest of crates.io crate ross 0.1.7 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ross 0.1.7
[INFO] finished tweaking crates.io crate ross 0.1.7
[INFO] tweaked toml for crates.io crate ross 0.1.7 written to work/builds/worker-7/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] f670fd421f6c59719568f0f5ad688a0aeef11f85ba4303b2934d5a1c7bfc33e7
[INFO] running `"docker" "start" "-a" "f670fd421f6c59719568f0f5ad688a0aeef11f85ba4303b2934d5a1c7bfc33e7"`
[INFO] [stderr]    Compiling owning_ref v0.2.4
[INFO] [stderr]    Compiling smallvec v0.3.4
[INFO] [stderr]    Compiling crossbeam v0.2.12
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling statistical v0.1.1
[INFO] [stderr]    Compiling parking_lot v0.3.8
[INFO] [stderr]    Compiling multiqueue v0.3.2
[INFO] [stderr]    Compiling ross v0.1.7 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `ross`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name friends_emma src/bin/friends_emma.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=738b7cafc3216e62 -C extra-filename=-738b7cafc3216e62 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-9d87da978ae4f339.rlib --extern multiqueue=/opt/rustwide/target/debug/deps/libmultiqueue-2d3a5e74a581e7fb.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-a866ea5e4ea209cb.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-25e0095de7732433.rlib --extern ross=/opt/rustwide/target/debug/deps/libross-b33cda67f158c452.rlib --extern statistical=/opt/rustwide/target/debug/deps/libstatistical-a1a0da3cbfb71e0b.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ross`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name friends_joey src/bin/friends_joey.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=a60754750cd403a5 -C extra-filename=-a60754750cd403a5 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-9d87da978ae4f339.rlib --extern multiqueue=/opt/rustwide/target/debug/deps/libmultiqueue-2d3a5e74a581e7fb.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-a866ea5e4ea209cb.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-25e0095de7732433.rlib --extern ross=/opt/rustwide/target/debug/deps/libross-b33cda67f158c452.rlib --extern statistical=/opt/rustwide/target/debug/deps/libstatistical-a1a0da3cbfb71e0b.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ross`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name friends_monica src/bin/friends_monica.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=4288bc44b03c5ba2 -C extra-filename=-4288bc44b03c5ba2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-9d87da978ae4f339.rlib --extern multiqueue=/opt/rustwide/target/debug/deps/libmultiqueue-2d3a5e74a581e7fb.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-a866ea5e4ea209cb.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-25e0095de7732433.rlib --extern ross=/opt/rustwide/target/debug/deps/libross-b33cda67f158c452.rlib --extern statistical=/opt/rustwide/target/debug/deps/libstatistical-a1a0da3cbfb71e0b.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ross`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name friends_gunther src/bin/friends_gunther.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=dfec6e60fe612684 -C extra-filename=-dfec6e60fe612684 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-9d87da978ae4f339.rlib --extern multiqueue=/opt/rustwide/target/debug/deps/libmultiqueue-2d3a5e74a581e7fb.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-a866ea5e4ea209cb.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-25e0095de7732433.rlib --extern ross=/opt/rustwide/target/debug/deps/libross-b33cda67f158c452.rlib --extern statistical=/opt/rustwide/target/debug/deps/libstatistical-a1a0da3cbfb71e0b.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `ross`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name friends_ursula src/bin/friends_ursula.rs --color never --crate-type bin --emit=dep-info,link -C debuginfo=2 -C metadata=e587c97fc3c65980 -C extra-filename=-e587c97fc3c65980 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern getopts=/opt/rustwide/target/debug/deps/libgetopts-9d87da978ae4f339.rlib --extern multiqueue=/opt/rustwide/target/debug/deps/libmultiqueue-2d3a5e74a581e7fb.rlib --extern rand=/opt/rustwide/target/debug/deps/librand-a866ea5e4ea209cb.rlib --extern regex=/opt/rustwide/target/debug/deps/libregex-25e0095de7732433.rlib --extern ross=/opt/rustwide/target/debug/deps/libross-b33cda67f158c452.rlib --extern statistical=/opt/rustwide/target/debug/deps/libstatistical-a1a0da3cbfb71e0b.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "f670fd421f6c59719568f0f5ad688a0aeef11f85ba4303b2934d5a1c7bfc33e7"`
[INFO] running `"docker" "rm" "-f" "f670fd421f6c59719568f0f5ad688a0aeef11f85ba4303b2934d5a1c7bfc33e7"`
[INFO] [stdout] f670fd421f6c59719568f0f5ad688a0aeef11f85ba4303b2934d5a1c7bfc33e7