[INFO] updating cached repository wouerner/aprender-rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/wouerner/aprender-rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/wouerner/aprender-rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/wouerner/aprender-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/wouerner/aprender-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/wouerner/aprender-rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/wouerner/aprender-rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/wouerner/aprender-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a6aa85b9652b88ea3dfb46e9b6243ef54c6492db
[INFO] sha for GitHub repo wouerner/aprender-rust: a6aa85b9652b88ea3dfb46e9b6243ef54c6492db
[INFO] validating manifest of wouerner/aprender-rust on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of wouerner/aprender-rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing wouerner/aprender-rust
[INFO] finished frobbing wouerner/aprender-rust
[INFO] frobbed toml for wouerner/aprender-rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/wouerner/aprender-rust/Cargo.toml
[INFO] started frobbing wouerner/aprender-rust
[INFO] finished frobbing wouerner/aprender-rust
[INFO] frobbed toml for wouerner/aprender-rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/wouerner/aprender-rust/Cargo.toml
[INFO] crate wouerner/aprender-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing wouerner/aprender-rust against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/wouerner/aprender-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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 18cedee3bcda53e904196ef67d950cbde50f923a23c928847c5acf6d2d3998bf
[INFO] running `"docker" "start" "-a" "18cedee3bcda53e904196ef67d950cbde50f923a23c928847c5acf6d2d3998bf"`
[INFO] [stderr]    Compiling rust-init v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "18cedee3bcda53e904196ef67d950cbde50f923a23c928847c5acf6d2d3998bf"`
[INFO] running `"docker" "rm" "-f" "18cedee3bcda53e904196ef67d950cbde50f923a23c928847c5acf6d2d3998bf"`
[INFO] [stdout] 18cedee3bcda53e904196ef67d950cbde50f923a23c928847c5acf6d2d3998bf
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/wouerner/aprender-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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] f4eeb530db8ffaccac2da26645846b1d3d8c6690bd6f2b32eea7c21365e04680
[INFO] running `"docker" "start" "-a" "f4eeb530db8ffaccac2da26645846b1d3d8c6690bd6f2b32eea7c21365e04680"`
[INFO] [stderr]    Compiling rust-init v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "f4eeb530db8ffaccac2da26645846b1d3d8c6690bd6f2b32eea7c21365e04680"`
[INFO] running `"docker" "rm" "-f" "f4eeb530db8ffaccac2da26645846b1d3d8c6690bd6f2b32eea7c21365e04680"`
[INFO] [stdout] f4eeb530db8ffaccac2da26645846b1d3d8c6690bd6f2b32eea7c21365e04680
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/wouerner/aprender-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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] e5b60607c6aa8693d56b03db38bb373fef3e0a760855ca69c17eb5949e86932b
[INFO] running `"docker" "start" "-a" "e5b60607c6aa8693d56b03db38bb373fef3e0a760855ca69c17eb5949e86932b"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_init-5834307baff123fe
[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" "e5b60607c6aa8693d56b03db38bb373fef3e0a760855ca69c17eb5949e86932b"`
[INFO] running `"docker" "rm" "-f" "e5b60607c6aa8693d56b03db38bb373fef3e0a760855ca69c17eb5949e86932b"`
[INFO] [stdout] e5b60607c6aa8693d56b03db38bb373fef3e0a760855ca69c17eb5949e86932b