[INFO] crate nibble_vec 0.1.0 is already in cache
[INFO] testing nibble_vec-0.1.0 against 1.45.2 for beta-1.46-1
[INFO] extracting crate nibble_vec 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate nibble_vec 0.1.0 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nibble_vec 0.1.0
[INFO] finished tweaking crates.io crate nibble_vec 0.1.0
[INFO] tweaked toml for crates.io crate nibble_vec 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate nibble_vec 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e7f5c3760453d3dc3ea7b2fde7d9b42242780dd39e75c1e2984458eef10c2ec
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0e7f5c3760453d3dc3ea7b2fde7d9b42242780dd39e75c1e2984458eef10c2ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e7f5c3760453d3dc3ea7b2fde7d9b42242780dd39e75c1e2984458eef10c2ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e7f5c3760453d3dc3ea7b2fde7d9b42242780dd39e75c1e2984458eef10c2ec", kill_on_drop: false }`
[INFO] [stdout] 0e7f5c3760453d3dc3ea7b2fde7d9b42242780dd39e75c1e2984458eef10c2ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9c480fac13787d8ee171600ac1ca6578be9944fbdd270056741d4e779c2a3df1
[INFO] running `Command { std: "docker" "start" "-a" "9c480fac13787d8ee171600ac1ca6578be9944fbdd270056741d4e779c2a3df1", kill_on_drop: false }`
[INFO] [stderr]    Compiling nibble_vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "9c480fac13787d8ee171600ac1ca6578be9944fbdd270056741d4e779c2a3df1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c480fac13787d8ee171600ac1ca6578be9944fbdd270056741d4e779c2a3df1", kill_on_drop: false }`
[INFO] [stdout] 9c480fac13787d8ee171600ac1ca6578be9944fbdd270056741d4e779c2a3df1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6d678ea96017b5c2b91cfe2644db9cff4b20ee54b243f1b258b8fd9a0316b09
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e6d678ea96017b5c2b91cfe2644db9cff4b20ee54b243f1b258b8fd9a0316b09", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.55
[INFO] [stderr]    Compiling tinytemplate v1.1.0
[INFO] [stderr]    Compiling criterion v0.3.2
[INFO] [stderr]    Compiling nibble_vec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 18.05s
[INFO] running `Command { std: "docker" "inspect" "e6d678ea96017b5c2b91cfe2644db9cff4b20ee54b243f1b258b8fd9a0316b09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6d678ea96017b5c2b91cfe2644db9cff4b20ee54b243f1b258b8fd9a0316b09", kill_on_drop: false }`
[INFO] [stdout] e6d678ea96017b5c2b91cfe2644db9cff4b20ee54b243f1b258b8fd9a0316b09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8eae37586ce97278f7e93241e58527f34c43adec1877859ad1f125fdb6d757b2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8eae37586ce97278f7e93241e58527f34c43adec1877859ad1f125fdb6d757b2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nibble_vec-992966378a7bc081
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test::from ... ok
[INFO] [stdout] test test::get ... ok
[INFO] [stdout] test test::clone ... ok
[INFO] [stdout] test test::into ... ok
[INFO] [stdout] test test::as_bytes ... ok
[INFO] [stdout] test test::into_bytes ... ok
[INFO] [stdout] test test::split_even_length ... ok
[INFO] [stdout] test test::join_odd_length ... ok
[INFO] [stdout] test test::memory_reuse ... ok
[INFO] [stdout] test test::push ... ok
[INFO] [stdout] test test::join_even_length ... ok
[INFO] [stdout] test test::split_odd_length ... 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 nibble_vec
[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 `Command { std: "docker" "inspect" "8eae37586ce97278f7e93241e58527f34c43adec1877859ad1f125fdb6d757b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eae37586ce97278f7e93241e58527f34c43adec1877859ad1f125fdb6d757b2", kill_on_drop: false }`
[INFO] [stdout] 8eae37586ce97278f7e93241e58527f34c43adec1877859ad1f125fdb6d757b2