[INFO] crate kelvin-hamt 0.10.0 is already in cache
[INFO] testing kelvin-hamt-0.10.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate kelvin-hamt 0.10.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate kelvin-hamt 0.10.0 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate kelvin-hamt 0.10.0
[INFO] finished tweaking crates.io crate kelvin-hamt 0.10.0
[INFO] tweaked toml for crates.io crate kelvin-hamt 0.10.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a5d736b8a6592668a3ab63563ca60c5208df42f801c976810f52bdda15cde59b
[INFO] running `"docker" "start" "-a" "a5d736b8a6592668a3ab63563ca60c5208df42f801c976810f52bdda15cde59b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling stable-heap v0.1.0
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling derive_arbitrary v0.3.3
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling futures-util v0.3.5
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling parking_lot v0.4.8
[INFO] [stderr]    Compiling quickcheck v0.8.5
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling cache v0.2.0
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]    Compiling appendix v0.2.0
[INFO] [stderr]    Compiling bytehash v0.3.0
[INFO] [stderr]    Compiling arbitrary v0.3.3
[INFO] [stderr]    Compiling atomicwrites v0.2.5
[INFO] [stderr]    Compiling futures-executor v0.3.5
[INFO] [stderr]    Compiling futures v0.3.5
[INFO] [stderr]    Compiling kelvin v0.13.0
[INFO] [stderr]    Compiling kelvin-hamt v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.93s
[INFO] running `"docker" "inspect" "a5d736b8a6592668a3ab63563ca60c5208df42f801c976810f52bdda15cde59b"`
[INFO] running `"docker" "rm" "-f" "a5d736b8a6592668a3ab63563ca60c5208df42f801c976810f52bdda15cde59b"`
[INFO] [stdout] a5d736b8a6592668a3ab63563ca60c5208df42f801c976810f52bdda15cde59b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 247f256d62d5732ccfe51d3055b9d6f0f74cb88f797c184a92128ec742fa323e
[INFO] running `"docker" "start" "-a" "247f256d62d5732ccfe51d3055b9d6f0f74cb88f797c184a92128ec742fa323e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling kelvin-hamt v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 7.67s
[INFO] running `"docker" "inspect" "247f256d62d5732ccfe51d3055b9d6f0f74cb88f797c184a92128ec742fa323e"`
[INFO] running `"docker" "rm" "-f" "247f256d62d5732ccfe51d3055b9d6f0f74cb88f797c184a92128ec742fa323e"`
[INFO] [stdout] 247f256d62d5732ccfe51d3055b9d6f0f74cb88f797c184a92128ec742fa323e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 46d748fc7e475bf7cc3f0de2389cedd164f5534efe98d089a4ae492b1c61b9cd
[INFO] running `"docker" "start" "-a" "46d748fc7e475bf7cc3f0de2389cedd164f5534efe98d089a4ae492b1c61b9cd"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/kelvin_hamt-68e84a13c1b00d6c
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test test::narrow::regression_insert_two_get ... ok
[INFO] [stdout] test test::borrowed_keys ... ok
[INFO] [stdout] test test::narrow::regression_pre_persist_fail ... ok
[INFO] [stdout] test test::narrow::regression_invalid_count_insert ... ok
[INFO] [stdout] test test::narrow::regression_remove_all ... ok
[INFO] [stdout] test test::trivial_map ... ok
[INFO] [stdout] test test::narrow::regression_removeall ... ok
[INFO] [stdout] test test::narrow::regression_merge ... ok
[INFO] [stdout] test test::wide::regression_get ... ok
[INFO] [stdout] test test::wide::regression_merge ... ok
[INFO] [stdout] test test::wide::regression_invalid_count_insert ... ok
[INFO] [stdout] test test::wide::regression_invalid_count_remove ... ok
[INFO] [stdout] test test::wide::regression_ordering ... ok
[INFO] [stdout] test test::wide::regression_pre_persist_fail ... ok
[INFO] [stdout] test test::wide::regression_insert_two_get ... ok
[INFO] [stdout] test test::wide::regression_removeall ... ok
[INFO] [stdout] test test::narrow::regression_ordering ... ok
[INFO] [stdout] test test::narrow::regression_get ... ok
[INFO] [stdout] test test::wide::regression_remove_all ... ok
[INFO] [stdout] test test::narrow::regression_invalid_count_remove ... ok
[INFO] [stdout] test test::bigger_map ... ok
[INFO] [stdout] test test::narrow::map ... ok
[INFO] [stdout] test test::wide::map ... ok
[INFO] [stdout] test test::nested_maps ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests kelvin-hamt
[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" "46d748fc7e475bf7cc3f0de2389cedd164f5534efe98d089a4ae492b1c61b9cd"`
[INFO] running `"docker" "rm" "-f" "46d748fc7e475bf7cc3f0de2389cedd164f5534efe98d089a4ae492b1c61b9cd"`
[INFO] [stdout] 46d748fc7e475bf7cc3f0de2389cedd164f5534efe98d089a4ae492b1c61b9cd