[INFO] updating cached repository learn-you-a-rust/structs_example
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/learn-you-a-rust/structs_example
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/learn-you-a-rust/structs_example" "work/ex/beta-1.37-6/sources/1.36.0/gh/learn-you-a-rust/structs_example"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/learn-you-a-rust/structs_example'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/learn-you-a-rust/structs_example" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/learn-you-a-rust/structs_example"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/learn-you-a-rust/structs_example'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] be9b4b2f694b4aa2ea787f63daa8e0c8b574a754
[INFO] sha for GitHub repo learn-you-a-rust/structs_example: be9b4b2f694b4aa2ea787f63daa8e0c8b574a754
[INFO] validating manifest of learn-you-a-rust/structs_example 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 learn-you-a-rust/structs_example 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 learn-you-a-rust/structs_example
[INFO] finished frobbing learn-you-a-rust/structs_example
[INFO] frobbed toml for learn-you-a-rust/structs_example written to work/ex/beta-1.37-6/sources/1.36.0/gh/learn-you-a-rust/structs_example/Cargo.toml
[INFO] started frobbing learn-you-a-rust/structs_example
[INFO] finished frobbing learn-you-a-rust/structs_example
[INFO] frobbed toml for learn-you-a-rust/structs_example written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/learn-you-a-rust/structs_example/Cargo.toml
[INFO] crate learn-you-a-rust/structs_example 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 learn-you-a-rust/structs_example 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-1/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/learn-you-a-rust/structs_example:/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] 6a8f5a0fd289303d9e052f0f049bc7d8c093690abcc4d4e2ec819e3198418840
[INFO] running `"docker" "start" "-a" "6a8f5a0fd289303d9e052f0f049bc7d8c093690abcc4d4e2ec819e3198418840"`
[INFO] [stderr]    Compiling structs_example v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "6a8f5a0fd289303d9e052f0f049bc7d8c093690abcc4d4e2ec819e3198418840"`
[INFO] running `"docker" "rm" "-f" "6a8f5a0fd289303d9e052f0f049bc7d8c093690abcc4d4e2ec819e3198418840"`
[INFO] [stdout] 6a8f5a0fd289303d9e052f0f049bc7d8c093690abcc4d4e2ec819e3198418840
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/learn-you-a-rust/structs_example:/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] 04fe72c76e4cb9aae475ca4fdb07adf25a971591b539dcc680e76297881f2da1
[INFO] running `"docker" "start" "-a" "04fe72c76e4cb9aae475ca4fdb07adf25a971591b539dcc680e76297881f2da1"`
[INFO] [stderr]    Compiling structs_example v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `"docker" "inspect" "04fe72c76e4cb9aae475ca4fdb07adf25a971591b539dcc680e76297881f2da1"`
[INFO] running `"docker" "rm" "-f" "04fe72c76e4cb9aae475ca4fdb07adf25a971591b539dcc680e76297881f2da1"`
[INFO] [stdout] 04fe72c76e4cb9aae475ca4fdb07adf25a971591b539dcc680e76297881f2da1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/learn-you-a-rust/structs_example:/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] b100ea935aeb392a62e6f9e976493faa5644a6b59e3dd5904792b4ca05c1b932
[INFO] running `"docker" "start" "-a" "b100ea935aeb392a62e6f9e976493faa5644a6b59e3dd5904792b4ca05c1b932"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/structs_example-414f7bb1bc9fcc64
[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" "b100ea935aeb392a62e6f9e976493faa5644a6b59e3dd5904792b4ca05c1b932"`
[INFO] running `"docker" "rm" "-f" "b100ea935aeb392a62e6f9e976493faa5644a6b59e3dd5904792b4ca05c1b932"`
[INFO] [stdout] b100ea935aeb392a62e6f9e976493faa5644a6b59e3dd5904792b4ca05c1b932