[INFO] updating cached repository Frozen/hierarchy
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Frozen/hierarchy
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Frozen/hierarchy" "work/ex/beta-1.38-1/sources/1.37.0/gh/Frozen/hierarchy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Frozen/hierarchy'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Frozen/hierarchy" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Frozen/hierarchy"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Frozen/hierarchy'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e43b6ec362026353024196540157938f151785de
[INFO] sha for GitHub repo Frozen/hierarchy: e43b6ec362026353024196540157938f151785de
[INFO] validating manifest of Frozen/hierarchy 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 Frozen/hierarchy 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 Frozen/hierarchy
[INFO] finished frobbing Frozen/hierarchy
[INFO] frobbed toml for Frozen/hierarchy written to work/ex/beta-1.38-1/sources/1.37.0/gh/Frozen/hierarchy/Cargo.toml
[INFO] started frobbing Frozen/hierarchy
[INFO] finished frobbing Frozen/hierarchy
[INFO] frobbed toml for Frozen/hierarchy written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Frozen/hierarchy/Cargo.toml
[INFO] crate Frozen/hierarchy 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 Frozen/hierarchy 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-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Frozen/hierarchy:/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] 8fd8c5a530c31639c41630381d7e6194029c51cb1d8369ba9299a01d3f0002c7
[INFO] running `"docker" "start" "-a" "8fd8c5a530c31639c41630381d7e6194029c51cb1d8369ba9299a01d3f0002c7"`
[INFO] [stderr]    Compiling hierarchy v0.1.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "8fd8c5a530c31639c41630381d7e6194029c51cb1d8369ba9299a01d3f0002c7"`
[INFO] running `"docker" "rm" "-f" "8fd8c5a530c31639c41630381d7e6194029c51cb1d8369ba9299a01d3f0002c7"`
[INFO] [stdout] 8fd8c5a530c31639c41630381d7e6194029c51cb1d8369ba9299a01d3f0002c7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Frozen/hierarchy:/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] 0a89e2304e05a73ef24695153aca40fe3703e51e8ee99e852814e8b57565d9cc
[INFO] running `"docker" "start" "-a" "0a89e2304e05a73ef24695153aca40fe3703e51e8ee99e852814e8b57565d9cc"`
[INFO] [stderr]    Compiling hierarchy v0.1.5 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "0a89e2304e05a73ef24695153aca40fe3703e51e8ee99e852814e8b57565d9cc"`
[INFO] running `"docker" "rm" "-f" "0a89e2304e05a73ef24695153aca40fe3703e51e8ee99e852814e8b57565d9cc"`
[INFO] [stdout] 0a89e2304e05a73ef24695153aca40fe3703e51e8ee99e852814e8b57565d9cc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Frozen/hierarchy:/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] 7747d1e776f7f45627335d055993b8a4e8d321bafa83300c5ccc0f70220b7297
[INFO] running `"docker" "start" "-a" "7747d1e776f7f45627335d055993b8a4e8d321bafa83300c5ccc0f70220b7297"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hierarchy-73f41b02b05eebab
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_hierarchy ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hierarchy
[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" "7747d1e776f7f45627335d055993b8a4e8d321bafa83300c5ccc0f70220b7297"`
[INFO] running `"docker" "rm" "-f" "7747d1e776f7f45627335d055993b8a4e8d321bafa83300c5ccc0f70220b7297"`
[INFO] [stdout] 7747d1e776f7f45627335d055993b8a4e8d321bafa83300c5ccc0f70220b7297