[INFO] updating cached repository maseca/rust_projects
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/maseca/rust_projects
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/maseca/rust_projects" "work/ex/beta-1.38-1/sources/1.37.0/gh/maseca/rust_projects"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/maseca/rust_projects'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/maseca/rust_projects" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maseca/rust_projects"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maseca/rust_projects'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f142a33575a1123c3c61c8768d047111eebf509e
[INFO] sha for GitHub repo maseca/rust_projects: f142a33575a1123c3c61c8768d047111eebf509e
[INFO] validating manifest of maseca/rust_projects 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 maseca/rust_projects 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 maseca/rust_projects
[INFO] finished frobbing maseca/rust_projects
[INFO] frobbed toml for maseca/rust_projects written to work/ex/beta-1.38-1/sources/1.37.0/gh/maseca/rust_projects/Cargo.toml
[INFO] started frobbing maseca/rust_projects
[INFO] finished frobbing maseca/rust_projects
[INFO] frobbed toml for maseca/rust_projects written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/maseca/rust_projects/Cargo.toml
[INFO] crate maseca/rust_projects 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 maseca/rust_projects 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-2/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/maseca/rust_projects:/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] 1e1abdae2e534ce9aa3b3a15a3e138fc7646c1633f106ba953eee983b2754f59
[INFO] running `"docker" "start" "-a" "1e1abdae2e534ce9aa3b3a15a3e138fc7646c1633f106ba953eee983b2754f59"`
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling rust_projects v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "1e1abdae2e534ce9aa3b3a15a3e138fc7646c1633f106ba953eee983b2754f59"`
[INFO] running `"docker" "rm" "-f" "1e1abdae2e534ce9aa3b3a15a3e138fc7646c1633f106ba953eee983b2754f59"`
[INFO] [stdout] 1e1abdae2e534ce9aa3b3a15a3e138fc7646c1633f106ba953eee983b2754f59
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/maseca/rust_projects:/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] 03f55f31c772ca5b0bc2244cbb460d5e5b04a294b3cbe64e6aa91b861843944f
[INFO] running `"docker" "start" "-a" "03f55f31c772ca5b0bc2244cbb460d5e5b04a294b3cbe64e6aa91b861843944f"`
[INFO] [stderr]    Compiling rust_projects v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "03f55f31c772ca5b0bc2244cbb460d5e5b04a294b3cbe64e6aa91b861843944f"`
[INFO] running `"docker" "rm" "-f" "03f55f31c772ca5b0bc2244cbb460d5e5b04a294b3cbe64e6aa91b861843944f"`
[INFO] [stdout] 03f55f31c772ca5b0bc2244cbb460d5e5b04a294b3cbe64e6aa91b861843944f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/maseca/rust_projects:/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] 0adb87250c52a3c27bc198a816bed54852e739e4dcae727cd42d434af715b53e
[INFO] running `"docker" "start" "-a" "0adb87250c52a3c27bc198a816bed54852e739e4dcae727cd42d434af715b53e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_projects-4c8c8c98e42e4a5a
[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" "0adb87250c52a3c27bc198a816bed54852e739e4dcae727cd42d434af715b53e"`
[INFO] running `"docker" "rm" "-f" "0adb87250c52a3c27bc198a816bed54852e739e4dcae727cd42d434af715b53e"`
[INFO] [stdout] 0adb87250c52a3c27bc198a816bed54852e739e4dcae727cd42d434af715b53e