[INFO] updating cached repository nebbles/rust-sandbox
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nebbles/rust-sandbox
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nebbles/rust-sandbox" "work/ex/beta-1.38-1/sources/1.37.0/gh/nebbles/rust-sandbox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nebbles/rust-sandbox'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nebbles/rust-sandbox" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nebbles/rust-sandbox"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nebbles/rust-sandbox'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7bcab6b5a85dc1bcd1f8a25628cfa695aaa870b6
[INFO] sha for GitHub repo nebbles/rust-sandbox: 7bcab6b5a85dc1bcd1f8a25628cfa695aaa870b6
[INFO] validating manifest of nebbles/rust-sandbox 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 nebbles/rust-sandbox 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 nebbles/rust-sandbox
[INFO] finished frobbing nebbles/rust-sandbox
[INFO] frobbed toml for nebbles/rust-sandbox written to work/ex/beta-1.38-1/sources/1.37.0/gh/nebbles/rust-sandbox/Cargo.toml
[INFO] started frobbing nebbles/rust-sandbox
[INFO] finished frobbing nebbles/rust-sandbox
[INFO] frobbed toml for nebbles/rust-sandbox written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nebbles/rust-sandbox/Cargo.toml
[INFO] crate nebbles/rust-sandbox 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 nebbles/rust-sandbox 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-7/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/nebbles/rust-sandbox:/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] 64b27de6ba10f3a51861726e61499880b2f7926fd0ef1a1b17b8b83b1820743a
[INFO] running `"docker" "start" "-a" "64b27de6ba10f3a51861726e61499880b2f7926fd0ef1a1b17b8b83b1820743a"`
[INFO] [stderr]    Compiling rust_sandbox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "64b27de6ba10f3a51861726e61499880b2f7926fd0ef1a1b17b8b83b1820743a"`
[INFO] running `"docker" "rm" "-f" "64b27de6ba10f3a51861726e61499880b2f7926fd0ef1a1b17b8b83b1820743a"`
[INFO] [stdout] 64b27de6ba10f3a51861726e61499880b2f7926fd0ef1a1b17b8b83b1820743a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/nebbles/rust-sandbox:/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] 4d72986d30756cf63c39b4ea59670caed5fd058504d54b3de1637a572e0c00a6
[INFO] running `"docker" "start" "-a" "4d72986d30756cf63c39b4ea59670caed5fd058504d54b3de1637a572e0c00a6"`
[INFO] [stderr]    Compiling rust_sandbox v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "4d72986d30756cf63c39b4ea59670caed5fd058504d54b3de1637a572e0c00a6"`
[INFO] running `"docker" "rm" "-f" "4d72986d30756cf63c39b4ea59670caed5fd058504d54b3de1637a572e0c00a6"`
[INFO] [stdout] 4d72986d30756cf63c39b4ea59670caed5fd058504d54b3de1637a572e0c00a6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/nebbles/rust-sandbox:/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] 65e4ef0c00aa3146555ea8e6bc30d116544cbb1dee77de4d16e210fc68c36dc7
[INFO] running `"docker" "start" "-a" "65e4ef0c00aa3146555ea8e6bc30d116544cbb1dee77de4d16e210fc68c36dc7"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_sandbox-45c04839fa4aedca
[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" "65e4ef0c00aa3146555ea8e6bc30d116544cbb1dee77de4d16e210fc68c36dc7"`
[INFO] running `"docker" "rm" "-f" "65e4ef0c00aa3146555ea8e6bc30d116544cbb1dee77de4d16e210fc68c36dc7"`
[INFO] [stdout] 65e4ef0c00aa3146555ea8e6bc30d116544cbb1dee77de4d16e210fc68c36dc7