[INFO] crate hamt-rs 0.3.0 is already in cache
[INFO] extracting crate hamt-rs 0.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/hamt-rs/0.3.0
[INFO] extracting crate hamt-rs 0.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hamt-rs/0.3.0
[INFO] validating manifest of hamt-rs-0.3.0 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 hamt-rs-0.3.0 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 hamt-rs-0.3.0
[INFO] finished frobbing hamt-rs-0.3.0
[INFO] frobbed toml for hamt-rs-0.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/hamt-rs/0.3.0/Cargo.toml
[INFO] started frobbing hamt-rs-0.3.0
[INFO] finished frobbing hamt-rs-0.3.0
[INFO] frobbed toml for hamt-rs-0.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/hamt-rs/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 hamt-rs-0.3.0 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/reg/hamt-rs/0.3.0:/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] 88dff8ceb782b380707898a84c2af40f7b842550fa4ac5384ef3ca5f7b9c65d4
[INFO] running `"docker" "start" "-a" "88dff8ceb782b380707898a84c2af40f7b842550fa4ac5384ef3ca5f7b9c65d4"`
[INFO] [stderr]    Compiling hamt-rs v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `"docker" "inspect" "88dff8ceb782b380707898a84c2af40f7b842550fa4ac5384ef3ca5f7b9c65d4"`
[INFO] running `"docker" "rm" "-f" "88dff8ceb782b380707898a84c2af40f7b842550fa4ac5384ef3ca5f7b9c65d4"`
[INFO] [stdout] 88dff8ceb782b380707898a84c2af40f7b842550fa4ac5384ef3ca5f7b9c65d4
[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/reg/hamt-rs/0.3.0:/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] 0748e151b973af34fed5318caae6357dca97a02125a56a4cd25b82b5ddf46625
[INFO] running `"docker" "start" "-a" "0748e151b973af34fed5318caae6357dca97a02125a56a4cd25b82b5ddf46625"`
[INFO] [stderr]    Compiling hamt-rs v0.3.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.02s
[INFO] running `"docker" "inspect" "0748e151b973af34fed5318caae6357dca97a02125a56a4cd25b82b5ddf46625"`
[INFO] running `"docker" "rm" "-f" "0748e151b973af34fed5318caae6357dca97a02125a56a4cd25b82b5ddf46625"`
[INFO] [stdout] 0748e151b973af34fed5318caae6357dca97a02125a56a4cd25b82b5ddf46625
[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/reg/hamt-rs/0.3.0:/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] b46d35cde16f69672ddcb4a9f402293061c2e015c8a3075582fb9bc747a2a4f7
[INFO] running `"docker" "start" "-a" "b46d35cde16f69672ddcb4a9f402293061c2e015c8a3075582fb9bc747a2a4f7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/hamt_rs-95c566b07c45136f
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test hamt::tests::test_get_index ... ok
[INFO] [stdout] test hamt::tests::test_default_copy ... ok
[INFO] [stdout] test hamt::tests::test_eq_empty_copy ... ok
[INFO] [stdout] test hamt::tests::test_insert_ascending_copy ... ok
[INFO] [stdout] test hamt::tests::test_insert_descending_share ... ok
[INFO] [stdout] test hamt::tests::test_insert_copy ... ok
[INFO] [stdout] test hamt::tests::test_insert_overwrite_share ... ok
[INFO] [stdout] test hamt::tests::test_insert_ascending_share ... ok
[INFO] [stdout] test hamt::tests::test_insert_overwrite_copy ... ok
[INFO] [stdout] test hamt::tests::test_insert_share ... ok
[INFO] [stdout] test hamt::tests::test_remove_copy ... ok
[INFO] [stdout] test hamt::tests::test_iterator_copy ... ok
[INFO] [stdout] test hamt::tests::test_remove_share ... ok
[INFO] [stdout] test hamt::tests::test_insert_descending_copy ... ok
[INFO] [stdout] test hamt::tests::test_iterator_share ... ok
[INFO] [stdout] test hamt::tests::test_eq_random_copy ... ok
[INFO] [stdout] test hamt::tests::stress_test_copy ... test hamt::tests::stress_test_copy has been running for over 60 seconds
[INFO] [stdout] test hamt::tests::stress_test_share ... test hamt::tests::stress_test_share has been running for over 60 seconds
[INFO] [stdout] test hamt::tests::stress_test_copy ... ok
[INFO] [stdout] test hamt::tests::stress_test_share ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests hamt-rs
[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" "b46d35cde16f69672ddcb4a9f402293061c2e015c8a3075582fb9bc747a2a4f7"`
[INFO] running `"docker" "rm" "-f" "b46d35cde16f69672ddcb4a9f402293061c2e015c8a3075582fb9bc747a2a4f7"`
[INFO] [stdout] b46d35cde16f69672ddcb4a9f402293061c2e015c8a3075582fb9bc747a2a4f7