[INFO] updating cached repository jw3/example-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jw3/example-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jw3/example-rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/jw3/example-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jw3/example-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jw3/example-rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jw3/example-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jw3/example-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 951d631720ec939578f7c241a2e0f234a0098b39
[INFO] sha for GitHub repo jw3/example-rust: 951d631720ec939578f7c241a2e0f234a0098b39
[INFO] validating manifest of jw3/example-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 jw3/example-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 jw3/example-rust
[INFO] finished frobbing jw3/example-rust
[INFO] frobbed toml for jw3/example-rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/jw3/example-rust/Cargo.toml
[INFO] started frobbing jw3/example-rust
[INFO] finished frobbing jw3/example-rust
[INFO] frobbed toml for jw3/example-rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jw3/example-rust/Cargo.toml
[INFO] crate jw3/example-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] [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 jw3/example-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-6/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/jw3/example-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] 1ae58063e0725666caf5a902803417735a73f55b5384b3dfc2ff12469ceb4740
[INFO] running `"docker" "start" "-a" "1ae58063e0725666caf5a902803417735a73f55b5384b3dfc2ff12469ceb4740"`
[INFO] [stderr]    Compiling crossbeam-utils v0.4.1
[INFO] [stderr]    Compiling hostname v0.1.5
[INFO] [stderr]    Compiling socket2 v0.3.7
[INFO] [stderr]    Compiling actix_derive v0.2.0
[INFO] [stderr]    Compiling mio v0.6.15
[INFO] [stderr]    Compiling tokio-io v0.1.7
[INFO] [stderr]    Compiling lock_api v0.1.3
[INFO] [stderr]    Compiling synstructure v0.6.1
[INFO] [stderr]    Compiling tokio-threadpool v0.1.5
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling backtrace v0.3.9
[INFO] [stderr]    Compiling resolv-conf v0.6.1
[INFO] [stderr]    Compiling crossbeam-channel v0.2.1
[INFO] [stderr]    Compiling parking_lot v0.6.2
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling error-chain v0.1.12
[INFO] [stderr]    Compiling tokio-reactor v0.1.2
[INFO] [stderr]    Compiling mio-uds v0.6.6
[INFO] [stderr]    Compiling tokio-fs v0.1.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling tokio-udp v0.1.1
[INFO] [stderr]    Compiling tokio-signal v0.2.1
[INFO] [stderr]    Compiling failure_derive v0.1.1
[INFO] [stderr]    Compiling tokio v0.1.7
[INFO] [stderr]    Compiling trust-dns-proto v0.4.0
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling trust-dns-resolver v0.9.0
[INFO] [stderr]    Compiling actix v0.7.0
[INFO] [stderr]    Compiling example-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 47.35s
[INFO] running `"docker" "inspect" "1ae58063e0725666caf5a902803417735a73f55b5384b3dfc2ff12469ceb4740"`
[INFO] running `"docker" "rm" "-f" "1ae58063e0725666caf5a902803417735a73f55b5384b3dfc2ff12469ceb4740"`
[INFO] [stdout] 1ae58063e0725666caf5a902803417735a73f55b5384b3dfc2ff12469ceb4740
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/jw3/example-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" "test" "--frozen" "--no-run"`
[INFO] [stdout] fcb6806fbadd6a04ef465e8e47e6189f5ca0a298583ff1f0db51b1e5571e45c1
[INFO] running `"docker" "start" "-a" "fcb6806fbadd6a04ef465e8e47e6189f5ca0a298583ff1f0db51b1e5571e45c1"`
[INFO] [stderr]    Compiling example-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "fcb6806fbadd6a04ef465e8e47e6189f5ca0a298583ff1f0db51b1e5571e45c1"`
[INFO] running `"docker" "rm" "-f" "fcb6806fbadd6a04ef465e8e47e6189f5ca0a298583ff1f0db51b1e5571e45c1"`
[INFO] [stdout] fcb6806fbadd6a04ef465e8e47e6189f5ca0a298583ff1f0db51b1e5571e45c1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/jw3/example-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" "test" "--frozen"`
[INFO] [stdout] 3f55e12bc758278b8cb6f01886c813d609d4b5740396ba81cec4c33363e46f08
[INFO] running `"docker" "start" "-a" "3f55e12bc758278b8cb6f01886c813d609d4b5740396ba81cec4c33363e46f08"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/example_rust-c9bf93b63960f33f
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "3f55e12bc758278b8cb6f01886c813d609d4b5740396ba81cec4c33363e46f08"`
[INFO] running `"docker" "rm" "-f" "3f55e12bc758278b8cb6f01886c813d609d4b5740396ba81cec4c33363e46f08"`
[INFO] [stdout] 3f55e12bc758278b8cb6f01886c813d609d4b5740396ba81cec4c33363e46f08