[INFO] updating cached repository rwooster/rust_lists
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/rwooster/rust_lists
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/rwooster/rust_lists" "work/ex/beta-1.38-1/sources/1.37.0/gh/rwooster/rust_lists"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rwooster/rust_lists'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/rwooster/rust_lists" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rwooster/rust_lists"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rwooster/rust_lists'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 12369634d7dbdba284b2d7c28fd5f36211b45df4
[INFO] sha for GitHub repo rwooster/rust_lists: 12369634d7dbdba284b2d7c28fd5f36211b45df4
[INFO] validating manifest of rwooster/rust_lists 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 rwooster/rust_lists 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 rwooster/rust_lists
[INFO] finished frobbing rwooster/rust_lists
[INFO] frobbed toml for rwooster/rust_lists written to work/ex/beta-1.38-1/sources/1.37.0/gh/rwooster/rust_lists/Cargo.toml
[INFO] started frobbing rwooster/rust_lists
[INFO] finished frobbing rwooster/rust_lists
[INFO] frobbed toml for rwooster/rust_lists written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rwooster/rust_lists/Cargo.toml
[INFO] crate rwooster/rust_lists 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 rwooster/rust_lists 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rwooster/rust_lists:/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] 5e923b3ac0c39b752268ed15b14b2f73d4684f878a0aa8345521326682533469
[INFO] running `"docker" "start" "-a" "5e923b3ac0c39b752268ed15b14b2f73d4684f878a0aa8345521326682533469"`
[INFO] [stderr]    Compiling lists v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `"docker" "inspect" "5e923b3ac0c39b752268ed15b14b2f73d4684f878a0aa8345521326682533469"`
[INFO] running `"docker" "rm" "-f" "5e923b3ac0c39b752268ed15b14b2f73d4684f878a0aa8345521326682533469"`
[INFO] [stdout] 5e923b3ac0c39b752268ed15b14b2f73d4684f878a0aa8345521326682533469
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rwooster/rust_lists:/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] 610c417b820ea0a568ba1ce8387fd8f7df37a05fc90839709d0467cc1c14f663
[INFO] running `"docker" "start" "-a" "610c417b820ea0a568ba1ce8387fd8f7df37a05fc90839709d0467cc1c14f663"`
[INFO] [stderr]    Compiling lists v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "610c417b820ea0a568ba1ce8387fd8f7df37a05fc90839709d0467cc1c14f663"`
[INFO] running `"docker" "rm" "-f" "610c417b820ea0a568ba1ce8387fd8f7df37a05fc90839709d0467cc1c14f663"`
[INFO] [stdout] 610c417b820ea0a568ba1ce8387fd8f7df37a05fc90839709d0467cc1c14f663
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/rwooster/rust_lists:/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] 9a28ad7bf794b5dab39ac5e8cad2afd892214af50b45dff0b65d8ea63727901f
[INFO] running `"docker" "start" "-a" "9a28ad7bf794b5dab39ac5e8cad2afd892214af50b45dff0b65d8ea63727901f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/lists-be5e2761cc3b9da0
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test fifth::test::basics ... ok
[INFO] [stdout] test fourth::test::basics ... ok
[INFO] [stdout] test first::test::basics ... ok
[INFO] [stdout] test second::test::peek ... ok
[INFO] [stdout] test third::test::basics ... ok
[INFO] [stdout] test second::test::iter_mut ... ok
[INFO] [stdout] test second::test::generics ... ok
[INFO] [stdout] test second::test::iter ... ok
[INFO] [stdout] test second::test::basics ... ok
[INFO] [stdout] test second::test::into_iter ... ok
[INFO] [stdout] test fourth::test::peek ... ok
[INFO] [stdout] test third::test::iter ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lists
[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" "9a28ad7bf794b5dab39ac5e8cad2afd892214af50b45dff0b65d8ea63727901f"`
[INFO] running `"docker" "rm" "-f" "9a28ad7bf794b5dab39ac5e8cad2afd892214af50b45dff0b65d8ea63727901f"`
[INFO] [stdout] 9a28ad7bf794b5dab39ac5e8cad2afd892214af50b45dff0b65d8ea63727901f