[INFO] updating cached repository learn-you-a-rust/scope
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/learn-you-a-rust/scope
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/learn-you-a-rust/scope" "work/ex/beta-1.38-1/sources/1.37.0/gh/learn-you-a-rust/scope"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/learn-you-a-rust/scope'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/learn-you-a-rust/scope" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/learn-you-a-rust/scope"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/learn-you-a-rust/scope'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3b7283dab9b4c23e3a3f07b1a13a4183f7ea2e49
[INFO] sha for GitHub repo learn-you-a-rust/scope: 3b7283dab9b4c23e3a3f07b1a13a4183f7ea2e49
[INFO] validating manifest of learn-you-a-rust/scope 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 learn-you-a-rust/scope 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 learn-you-a-rust/scope
[INFO] finished frobbing learn-you-a-rust/scope
[INFO] frobbed toml for learn-you-a-rust/scope written to work/ex/beta-1.38-1/sources/1.37.0/gh/learn-you-a-rust/scope/Cargo.toml
[INFO] started frobbing learn-you-a-rust/scope
[INFO] finished frobbing learn-you-a-rust/scope
[INFO] frobbed toml for learn-you-a-rust/scope written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/learn-you-a-rust/scope/Cargo.toml
[INFO] crate learn-you-a-rust/scope 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 learn-you-a-rust/scope 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/learn-you-a-rust/scope:/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] 2641ac51291ec81be4acd3aeb557b9e1593ddd3eeb2402706b444c7d37694439
[INFO] running `"docker" "start" "-a" "2641ac51291ec81be4acd3aeb557b9e1593ddd3eeb2402706b444c7d37694439"`
[INFO] [stderr]    Compiling scope v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "2641ac51291ec81be4acd3aeb557b9e1593ddd3eeb2402706b444c7d37694439"`
[INFO] running `"docker" "rm" "-f" "2641ac51291ec81be4acd3aeb557b9e1593ddd3eeb2402706b444c7d37694439"`
[INFO] [stdout] 2641ac51291ec81be4acd3aeb557b9e1593ddd3eeb2402706b444c7d37694439
[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/learn-you-a-rust/scope:/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] 77b1b190b4301b331454208a62f3643570942685572980a53151f722f934e820
[INFO] running `"docker" "start" "-a" "77b1b190b4301b331454208a62f3643570942685572980a53151f722f934e820"`
[INFO] [stderr]    Compiling scope v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `"docker" "inspect" "77b1b190b4301b331454208a62f3643570942685572980a53151f722f934e820"`
[INFO] running `"docker" "rm" "-f" "77b1b190b4301b331454208a62f3643570942685572980a53151f722f934e820"`
[INFO] [stdout] 77b1b190b4301b331454208a62f3643570942685572980a53151f722f934e820
[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/learn-you-a-rust/scope:/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] 0ae6307423e4574cbe0a3ce960af91c62e0eef2cdc290e5d1af3937ae34a9431
[INFO] running `"docker" "start" "-a" "0ae6307423e4574cbe0a3ce960af91c62e0eef2cdc290e5d1af3937ae34a9431"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/scope-f001ff02f2abf05d
[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" "0ae6307423e4574cbe0a3ce960af91c62e0eef2cdc290e5d1af3937ae34a9431"`
[INFO] running `"docker" "rm" "-f" "0ae6307423e4574cbe0a3ce960af91c62e0eef2cdc290e5d1af3937ae34a9431"`
[INFO] [stdout] 0ae6307423e4574cbe0a3ce960af91c62e0eef2cdc290e5d1af3937ae34a9431