[INFO] updating cached repository dseg/dawnslayer
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dseg/dawnslayer
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dseg/dawnslayer" "work/ex/beta-1.38-1/sources/1.37.0/gh/dseg/dawnslayer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dseg/dawnslayer'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dseg/dawnslayer" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dseg/dawnslayer"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dseg/dawnslayer'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4d95680bbca1ea64b46f218adcb806478546fc46
[INFO] sha for GitHub repo dseg/dawnslayer: 4d95680bbca1ea64b46f218adcb806478546fc46
[INFO] validating manifest of dseg/dawnslayer 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 dseg/dawnslayer 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 dseg/dawnslayer
[INFO] finished frobbing dseg/dawnslayer
[INFO] frobbed toml for dseg/dawnslayer written to work/ex/beta-1.38-1/sources/1.37.0/gh/dseg/dawnslayer/Cargo.toml
[INFO] started frobbing dseg/dawnslayer
[INFO] finished frobbing dseg/dawnslayer
[INFO] frobbed toml for dseg/dawnslayer written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dseg/dawnslayer/Cargo.toml
[INFO] crate dseg/dawnslayer 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing dseg/dawnslayer 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/dseg/dawnslayer:/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] 5c602e6d7772c2a53658c126d21e577dfab3e81e41d5c266c2de126bdd50424d
[INFO] running `"docker" "start" "-a" "5c602e6d7772c2a53658c126d21e577dfab3e81e41d5c266c2de126bdd50424d"`
[INFO] [stderr]    Compiling scopeguard v0.3.2
[INFO] [stderr]    Compiling either v1.1.0
[INFO] [stderr]    Compiling futures v0.1.14
[INFO] [stderr]    Compiling typenum v1.5.2
[INFO] [stderr]    Compiling odds v0.2.25
[INFO] [stderr]    Compiling openssl v0.9.15
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]    Compiling adler32 v1.0.1
[INFO] [stderr]    Compiling byte-tools v0.1.3
[INFO] [stderr]    Compiling percent-encoding v1.0.0
[INFO] [stderr]    Compiling rustfmt v0.9.0
[INFO] [stderr]    Compiling diff v0.1.10
[INFO] [stderr]    Compiling getopts v0.2.14
[INFO] [stderr]    Compiling quick-error v1.2.0
[INFO] [stderr]    Compiling fixedbitset v0.1.7
[INFO] [stderr]    Compiling protobuf v1.4.1
[INFO] [stderr]    Compiling num_cpus v1.6.2
[INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed
[INFO] [stderr]     --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.14/src/lib.rs:1008:33
[INFO] [stderr]      |
[INFO] [stderr] 955  |     let mut machine = |cont: &mut bool, (i, c): (usize, char)| {
[INFO] [stderr]      |                       ---------------------------------------- borrow of `state` occurs here
[INFO] [stderr] ...
[INFO] [stderr] 959  |         state = match (state, whitespace, limit) {
[INFO] [stderr]      |                        ----- borrow occurs due to use of `state` in closure
[INFO] [stderr] ...
[INFO] [stderr] 1008 |     while cont && match state { B | C => true, A => false } {
[INFO] [stderr]      |                                 ^ use of borrowed `state`
[INFO] [stderr] 1009 |         machine(&mut cont, (fake_i, ' '));
[INFO] [stderr]      |         ------- borrow later used here
[INFO] [stderr]      |
[INFO] [stderr]      = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]      = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr]      = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling net2 v0.2.30
[INFO] [stderr]    Compiling strings v0.1.0
[INFO] [stderr]    Compiling coco v0.1.1
[INFO] [stderr]    Compiling itertools v0.6.1
[INFO] [stderr]    Compiling deflate v0.7.15
[INFO] [stderr]    Compiling nodrop v0.1.9
[INFO] [stderr]    Compiling bytes v0.4.4
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling num-bigint v0.1.40
[INFO] [stderr]    Compiling rustc_version v0.2.1
[INFO] [stderr]    Compiling mio v0.6.10
[INFO] [stderr]    Compiling arrayvec v0.3.23
[INFO] [stderr]    Compiling regex v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.11
[INFO] [stderr]    Compiling rayon-core v1.2.1
[INFO] [stderr]    Compiling tokio-io v0.1.2
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.5
[INFO] [stderr]    Compiling extprim v1.4.0
[INFO] [stderr]    Compiling png v0.7.0
[INFO] [stderr]    Compiling generic-array v0.7.2
[INFO] [stderr]    Compiling num-rational v0.1.39
[INFO] [stderr]    Compiling tokio-core v0.1.9
[INFO] [stderr]    Compiling rayon v0.7.1
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling mime v0.3.2
[INFO] [stderr]    Compiling digest-buffer v0.3.1
[INFO] [stderr]    Compiling digest v0.5.2
[INFO] [stderr]    Compiling num v0.1.40
[INFO] [stderr]    Compiling sha2 v0.5.3
[INFO] [stderr]    Compiling gcc v0.3.51
[INFO] [stderr]    Compiling coinaddress v1.1.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling openssl-sys v0.9.15
[INFO] [stderr]    Compiling zstd-sys v1.3.1
[INFO] [stderr]    Compiling cmake v0.1.24
[INFO] [stderr]    Compiling librocksdb-sys v0.5.0
[INFO] [stderr]    Compiling context v2.0.0
[INFO] [stderr]    Compiling easyfibers v0.7.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling serde v1.0.11
[INFO] [stderr]    Compiling image v0.13.0
[INFO] [stderr]    Compiling globset v0.1.4
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling hyper v0.11.2
[INFO] [stderr]    Compiling nanomsg-sys v0.6.2
[INFO] [stderr] error: Could not compile `protobuf`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name protobuf /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/protobuf-1.4.1/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=c2e33e15f30f212d -C extra-filename=-c2e33e15f30f212d --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `image`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: Could not compile `hyper`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name hyper /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/hyper-0.11.2/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="default"' -C metadata=bb92ede02e865530 -C extra-filename=-bb92ede02e865530 --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern base64=/opt/crater/target/debug/deps/libbase64-7e8399672f4ad4d2.rlib --extern bytes=/opt/crater/target/debug/deps/libbytes-f3faaefcc7453ace.rlib --extern futures=/opt/crater/target/debug/deps/libfutures-813d7a865ea95ea0.rlib --extern futures_cpupool=/opt/crater/target/debug/deps/libfutures_cpupool-3f8e274ece455e77.rlib --extern httparse=/opt/crater/target/debug/deps/libhttparse-3c23f16abbac927e.rlib --extern language_tags=/opt/crater/target/debug/deps/liblanguage_tags-31855a1d4a2b270f.rlib --extern log=/opt/crater/target/debug/deps/liblog-cb32e2f952aff2a6.rlib --extern mime=/opt/crater/target/debug/deps/libmime-a4dfaa6db813743b.rlib --extern percent_encoding=/opt/crater/target/debug/deps/libpercent_encoding-da57fc2ee5b23e3d.rlib --extern time=/opt/crater/target/debug/deps/libtime-7828fce4a0fbfd01.rlib --extern tokio_core=/opt/crater/target/debug/deps/libtokio_core-f7cc366044495de4.rlib --extern tokio_io=/opt/crater/target/debug/deps/libtokio_io-df2bb847ca2d8d7a.rlib --extern tokio_proto=/opt/crater/target/debug/deps/libtokio_proto-8a8b4f32a7d22879.rlib --extern tokio_service=/opt/crater/target/debug/deps/libtokio_service-b89eb8b98eb47ed2.rlib --extern unicase=/opt/crater/target/debug/deps/libunicase-6ddc7f5da8771111.rlib --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to write /tmp/rustcCMEaKM/rust.metadata.bin: Cannot allocate memory (os error 12)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: Could not compile `serde`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[ERROR] error running command: no output for 300 seconds
[INFO] running `"docker" "inspect" "5c602e6d7772c2a53658c126d21e577dfab3e81e41d5c266c2de126bdd50424d"`
[INFO] running `"docker" "rm" "-f" "5c602e6d7772c2a53658c126d21e577dfab3e81e41d5c266c2de126bdd50424d"`
[INFO] [stdout] 5c602e6d7772c2a53658c126d21e577dfab3e81e41d5c266c2de126bdd50424d