[INFO] updating cached repository ragne/tail-stack-events-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ragne/tail-stack-events-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ragne/tail-stack-events-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/ragne/tail-stack-events-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ragne/tail-stack-events-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ragne/tail-stack-events-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ragne/tail-stack-events-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ragne/tail-stack-events-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b4e14fb1a61328bf4269eae3b774853e4c80e6a4
[INFO] sha for GitHub repo ragne/tail-stack-events-rust: b4e14fb1a61328bf4269eae3b774853e4c80e6a4
[INFO] validating manifest of ragne/tail-stack-events-rust 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 ragne/tail-stack-events-rust 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 ragne/tail-stack-events-rust
[INFO] finished frobbing ragne/tail-stack-events-rust
[INFO] frobbed toml for ragne/tail-stack-events-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/ragne/tail-stack-events-rust/Cargo.toml
[INFO] started frobbing ragne/tail-stack-events-rust
[INFO] finished frobbing ragne/tail-stack-events-rust
[INFO] frobbed toml for ragne/tail-stack-events-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ragne/tail-stack-events-rust/Cargo.toml
[INFO] crate ragne/tail-stack-events-rust 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 ragne/tail-stack-events-rust against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ragne/tail-stack-events-rust:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 05c0b3d1450c681d99030cff08293df026a5dfee00907bdcb6990feadb459234
[INFO] running `"docker" "start" "-a" "05c0b3d1450c681d99030cff08293df026a5dfee00907bdcb6990feadb459234"`
[INFO] [stderr]    Compiling cc v1.0.31
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]    Compiling syn v0.15.29
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling tokio-executor v0.1.6
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling fern v0.5.7
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling signal-hook v0.1.8
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling rusoto_core v0.37.0 (https://github.com/alex-berger/rusoto#cd58ad68)
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling nix v0.11.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling tokio-timer v0.2.10
[INFO] [stderr]    Compiling tokio-current-thread v0.1.5
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling regex v1.1.2
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling http v0.1.16
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling tokio-threadpool v0.1.12
[INFO] [stderr]    Compiling os_type v2.2.0
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling ctrlc v3.1.1
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling tokio-fs v0.1.6
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling h2 v0.1.17
[INFO] [stderr]    Compiling backtrace v0.3.14
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio-uds v0.2.5
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-signal v0.2.7
[INFO] [stderr]    Compiling tokio v0.1.17
[INFO] [stderr]    Compiling tokio-process v0.2.3
[INFO] [stderr]    Compiling hyper v0.12.25
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling rusoto_credential v0.16.0 (https://github.com/alex-berger/rusoto#cd58ad68)
[INFO] [stderr]    Compiling human-panic v1.0.1
[INFO] [stderr]    Compiling rusoto_sts v0.37.0 (https://github.com/alex-berger/rusoto#cd58ad68)
[INFO] [stderr]    Compiling rusoto_cloudformation v0.37.0 (https://github.com/alex-berger/rusoto#cd58ad68)
[INFO] [stderr]    Compiling rusoto_ec2 v0.37.0 (https://github.com/alex-berger/rusoto#cd58ad68)
[INFO] [stderr] error: Could not compile `rusoto_ec2`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rusoto_ec2 /opt/crater/cargo-home/git/checkouts/rusoto-63a77f82794b1764/cd58ad6/rusoto/services/ec2/src/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="native-tls"' -C metadata=9adda78f08055dfe -C extra-filename=-9adda78f08055dfe --out-dir /opt/crater/target/debug/deps -L dependency=/opt/crater/target/debug/deps --extern futures=/opt/crater/target/debug/deps/libfutures-6a92a1296f37950e.rmeta --extern rusoto_core=/opt/crater/target/debug/deps/librusoto_core-d7c142fde559826b.rmeta --extern serde_urlencoded=/opt/crater/target/debug/deps/libserde_urlencoded-a242938926f0c8a3.rmeta --extern xml=/opt/crater/target/debug/deps/libxml-ce7a8940e0ab028b.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "05c0b3d1450c681d99030cff08293df026a5dfee00907bdcb6990feadb459234"`
[INFO] running `"docker" "rm" "-f" "05c0b3d1450c681d99030cff08293df026a5dfee00907bdcb6990feadb459234"`
[INFO] [stdout] 05c0b3d1450c681d99030cff08293df026a5dfee00907bdcb6990feadb459234