[INFO] updating cached repository intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter" "work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 038ee30f00cffe37abf9207dd0d43e8099cbf06e
[INFO] sha for GitHub repo intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter: 038ee30f00cffe37abf9207dd0d43e8099cbf06e
[INFO] validating manifest of intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter 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 intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter 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 intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter
[INFO] finished frobbing intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter
[INFO] frobbed toml for intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter written to work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter/Cargo.toml
[INFO] started frobbing intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter
[INFO] finished frobbing intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter
[INFO] frobbed toml for intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter/Cargo.toml
[INFO] crate intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter 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 intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 2c54899f6730d4831a5ee22f8180fc2e676bd5bad106bb20f87a08bb0b8a564e
[INFO] running `"docker" "start" "-a" "2c54899f6730d4831a5ee22f8180fc2e676bd5bad106bb20f87a08bb0b8a564e"`
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-trait-iter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `"docker" "inspect" "2c54899f6730d4831a5ee22f8180fc2e676bd5bad106bb20f87a08bb0b8a564e"`
[INFO] running `"docker" "rm" "-f" "2c54899f6730d4831a5ee22f8180fc2e676bd5bad106bb20f87a08bb0b8a564e"`
[INFO] [stdout] 2c54899f6730d4831a5ee22f8180fc2e676bd5bad106bb20f87a08bb0b8a564e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] a12607f25ae25fd25f66b24faa7c3dab67ec1c7cc171390a20bb71a24b2b1df6
[INFO] running `"docker" "start" "-a" "a12607f25ae25fd25f66b24faa7c3dab67ec1c7cc171390a20bb71a24b2b1df6"`
[INFO] [stderr]    Compiling example-x-rust-x-rustbyexample-com-x-trait-iter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "a12607f25ae25fd25f66b24faa7c3dab67ec1c7cc171390a20bb71a24b2b1df6"`
[INFO] running `"docker" "rm" "-f" "a12607f25ae25fd25f66b24faa7c3dab67ec1c7cc171390a20bb71a24b2b1df6"`
[INFO] [stdout] a12607f25ae25fd25f66b24faa7c3dab67ec1c7cc171390a20bb71a24b2b1df6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/intrepion/example-x-rust-x-rustbyexample-com-x-trait-iter:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 46c26024f1d3b84f29c04ba30e4ce19b89d6d8d1adea5c89d29853eb3ed02781
[INFO] running `"docker" "start" "-a" "46c26024f1d3b84f29c04ba30e4ce19b89d6d8d1adea5c89d29853eb3ed02781"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/example_x_rust_x_rustbyexample_com_x_trait_iter-44428fe4a0a5444d
[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" "46c26024f1d3b84f29c04ba30e4ce19b89d6d8d1adea5c89d29853eb3ed02781"`
[INFO] running `"docker" "rm" "-f" "46c26024f1d3b84f29c04ba30e4ce19b89d6d8d1adea5c89d29853eb3ed02781"`
[INFO] [stdout] 46c26024f1d3b84f29c04ba30e4ce19b89d6d8d1adea5c89d29853eb3ed02781