[INFO] fetching crate arenas 0.2.0...
[INFO] testing arenas-0.2.0 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate arenas 0.2.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate arenas 0.2.0 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arenas 0.2.0
[INFO] finished tweaking crates.io crate arenas 0.2.0
[INFO] tweaked toml for crates.io crate arenas 0.2.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b8df0479cb78ad94b1ec32e3067de0db5a6fae46c56b72d66e8a9ab050eec9f7
[INFO] running `Command { std: "docker" "start" "-a" "b8df0479cb78ad94b1ec32e3067de0db5a6fae46c56b72d66e8a9ab050eec9f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b8df0479cb78ad94b1ec32e3067de0db5a6fae46c56b72d66e8a9ab050eec9f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8df0479cb78ad94b1ec32e3067de0db5a6fae46c56b72d66e8a9ab050eec9f7", kill_on_drop: false }`
[INFO] [stdout] b8df0479cb78ad94b1ec32e3067de0db5a6fae46c56b72d66e8a9ab050eec9f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f73577a4df9dd107ef9296a9df2dd7d89eab15372481120c72d1d06b60aa0d7
[INFO] running `Command { std: "docker" "start" "-a" "4f73577a4df9dd107ef9296a9df2dd7d89eab15372481120c72d1d06b60aa0d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling arenas v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "4f73577a4df9dd107ef9296a9df2dd7d89eab15372481120c72d1d06b60aa0d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f73577a4df9dd107ef9296a9df2dd7d89eab15372481120c72d1d06b60aa0d7", kill_on_drop: false }`
[INFO] [stdout] 4f73577a4df9dd107ef9296a9df2dd7d89eab15372481120c72d1d06b60aa0d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 239ff04e331ea47368df0142c1c2aad8e6647c548d4b684fe137a2544b2b62d5
[INFO] running `Command { std: "docker" "start" "-a" "239ff04e331ea47368df0142c1c2aad8e6647c548d4b684fe137a2544b2b62d5", kill_on_drop: false }`
[INFO] [stderr]    Compiling arenas v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "239ff04e331ea47368df0142c1c2aad8e6647c548d4b684fe137a2544b2b62d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "239ff04e331ea47368df0142c1c2aad8e6647c548d4b684fe137a2544b2b62d5", kill_on_drop: false }`
[INFO] [stdout] 239ff04e331ea47368df0142c1c2aad8e6647c548d4b684fe137a2544b2b62d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a41d84e26b0a98c4da8ed29aa1e7dc5d03e25395b7a56e5ef67f62e03cb78d24
[INFO] running `Command { std: "docker" "start" "-a" "a41d84e26b0a98c4da8ed29aa1e7dc5d03e25395b7a56e5ef67f62e03cb78d24", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arenas-92d8ef1c55fa8ca4)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::get ... ok
[INFO] [stdout] test tests::get_out_of_bounds_is_none ... ok
[INFO] [stdout] test tests::get_nonexistent_is_none ... ok
[INFO] [stdout] test tests::insert ... ok
[INFO] [stdout] test tests::remove ... ok
[INFO] [stdout] test tests::remove_nonexistent_is_none ... ok
[INFO] [stdout] test tests::remove_out_of_bounds_is_none ... ok
[INFO] [stdout] test tests::index_nonexistent_panics - should panic ... ok
[INFO] [stdout] test tests::index_out_of_bounds_panics - should panic ... ok
[INFO] [stdout] test tests::validate - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arenas
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Arena<T>::insert_reserved (line 166) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a41d84e26b0a98c4da8ed29aa1e7dc5d03e25395b7a56e5ef67f62e03cb78d24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a41d84e26b0a98c4da8ed29aa1e7dc5d03e25395b7a56e5ef67f62e03cb78d24", kill_on_drop: false }`
[INFO] [stdout] a41d84e26b0a98c4da8ed29aa1e7dc5d03e25395b7a56e5ef67f62e03cb78d24
[INFO] testing arenas-0.2.0 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate arenas 0.2.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate arenas 0.2.0 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arenas 0.2.0
[INFO] finished tweaking crates.io crate arenas 0.2.0
[INFO] tweaked toml for crates.io crate arenas 0.2.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9014a97fc8c9527e762b9e67c96cd0eb7e1b62cd49a5b94ca452c7350867a4ef
[INFO] running `Command { std: "docker" "start" "-a" "9014a97fc8c9527e762b9e67c96cd0eb7e1b62cd49a5b94ca452c7350867a4ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9014a97fc8c9527e762b9e67c96cd0eb7e1b62cd49a5b94ca452c7350867a4ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9014a97fc8c9527e762b9e67c96cd0eb7e1b62cd49a5b94ca452c7350867a4ef", kill_on_drop: false }`
[INFO] [stdout] 9014a97fc8c9527e762b9e67c96cd0eb7e1b62cd49a5b94ca452c7350867a4ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 860b2b262d1911e744ed6cb11159a3dbb854df8fae703d333e3309d6ecbfbac8
[INFO] running `Command { std: "docker" "start" "-a" "860b2b262d1911e744ed6cb11159a3dbb854df8fae703d333e3309d6ecbfbac8", kill_on_drop: false }`
[INFO] [stderr]    Compiling arenas v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "860b2b262d1911e744ed6cb11159a3dbb854df8fae703d333e3309d6ecbfbac8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "860b2b262d1911e744ed6cb11159a3dbb854df8fae703d333e3309d6ecbfbac8", kill_on_drop: false }`
[INFO] [stdout] 860b2b262d1911e744ed6cb11159a3dbb854df8fae703d333e3309d6ecbfbac8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7be0738afbadcc119f4a4fba2d23a47def4470f18f56e279bcc6d9afde756078
[INFO] running `Command { std: "docker" "start" "-a" "7be0738afbadcc119f4a4fba2d23a47def4470f18f56e279bcc6d9afde756078", kill_on_drop: false }`
[INFO] [stderr]    Compiling arenas v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "7be0738afbadcc119f4a4fba2d23a47def4470f18f56e279bcc6d9afde756078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7be0738afbadcc119f4a4fba2d23a47def4470f18f56e279bcc6d9afde756078", kill_on_drop: false }`
[INFO] [stdout] 7be0738afbadcc119f4a4fba2d23a47def4470f18f56e279bcc6d9afde756078
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 311618f82e08ae2ab755fec0f2cec6879791d6d5c6f8685c1cc1f87ddf19d9ae
[INFO] running `Command { std: "docker" "start" "-a" "311618f82e08ae2ab755fec0f2cec6879791d6d5c6f8685c1cc1f87ddf19d9ae", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arenas-92d8ef1c55fa8ca4)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::get ... ok
[INFO] [stdout] test tests::get_out_of_bounds_is_none ... ok
[INFO] [stdout] test tests::get_nonexistent_is_none ... ok
[INFO] [stdout] test tests::remove ... ok
[INFO] [stdout] test tests::remove_nonexistent_is_none ... ok
[INFO] [stdout] test tests::insert ... ok
[INFO] [stdout] test tests::remove_out_of_bounds_is_none ... ok
[INFO] [stdout] test tests::index_nonexistent_panics - should panic ... ok
[INFO] [stdout] test tests::index_out_of_bounds_panics - should panic ... ok
[INFO] [stdout] test tests::validate - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests arenas
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - Arena<T>::insert_reserved (line 166) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "311618f82e08ae2ab755fec0f2cec6879791d6d5c6f8685c1cc1f87ddf19d9ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "311618f82e08ae2ab755fec0f2cec6879791d6d5c6f8685c1cc1f87ddf19d9ae", kill_on_drop: false }`
[INFO] [stdout] 311618f82e08ae2ab755fec0f2cec6879791d6d5c6f8685c1cc1f87ddf19d9ae
