[INFO] fetching crate heartwood 0.1.1...
[INFO] testing heartwood-0.1.1 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate heartwood 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate heartwood 0.1.1
[INFO] finished tweaking crates.io crate heartwood 0.1.1
[INFO] tweaked toml for crates.io crate heartwood 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate heartwood 0.1.1 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9119f32a058bb14751b245786741f6ff14161762c8638ccaa6dcdb0daadc266c
[INFO] running `Command { std: "docker" "start" "-a" "9119f32a058bb14751b245786741f6ff14161762c8638ccaa6dcdb0daadc266c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9119f32a058bb14751b245786741f6ff14161762c8638ccaa6dcdb0daadc266c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9119f32a058bb14751b245786741f6ff14161762c8638ccaa6dcdb0daadc266c", kill_on_drop: false }`
[INFO] [stdout] 9119f32a058bb14751b245786741f6ff14161762c8638ccaa6dcdb0daadc266c
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d1554d33fe2e2b82beda71ee0cbe66f0283827f667aab8ffa2f541116ce53c0
[INFO] running `Command { std: "docker" "start" "-a" "6d1554d33fe2e2b82beda71ee0cbe66f0283827f667aab8ffa2f541116ce53c0", kill_on_drop: false }`
[INFO] [stderr]    Compiling heartwood v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/derived.rs:115:34
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn get_tree(&'a self) -> &'a ProviderTree {
[INFO] [stdout]     |                  --           -- ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |            |
[INFO] [stdout]     |                  |            the same lifetime is named here
[INFO] [stdout]     |                  the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn get_tree(&'a self) -> &'a ProviderTree<'a> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/provider.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     fn get_tree(&self) -> &'a ProviderTree;
[INFO] [stdout]     |                 ^^^^^         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 219 |     fn get_tree(&self) -> &'a ProviderTree<'_>;
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/root.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn get_tree(&self) -> &'a ProviderTree {
[INFO] [stdout]     |                 ^^^^^         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn get_tree(&self) -> &'a ProviderTree<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "6d1554d33fe2e2b82beda71ee0cbe66f0283827f667aab8ffa2f541116ce53c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d1554d33fe2e2b82beda71ee0cbe66f0283827f667aab8ffa2f541116ce53c0", kill_on_drop: false }`
[INFO] [stdout] 6d1554d33fe2e2b82beda71ee0cbe66f0283827f667aab8ffa2f541116ce53c0
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89d370708d386645c54d78df9609c310bd34c2f83987666b0747661273b23137
[INFO] running `Command { std: "docker" "start" "-a" "89d370708d386645c54d78df9609c310bd34c2f83987666b0747661273b23137", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/derived.rs:115:34
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn get_tree(&'a self) -> &'a ProviderTree {
[INFO] [stdout]     |                  --           -- ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |            |
[INFO] [stdout]     |                  |            the same lifetime is named here
[INFO] [stdout]     |                  the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn get_tree(&'a self) -> &'a ProviderTree<'a> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/provider.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     fn get_tree(&self) -> &'a ProviderTree;
[INFO] [stdout]     |                 ^^^^^         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 219 |     fn get_tree(&self) -> &'a ProviderTree<'_>;
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling heartwood v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/root.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn get_tree(&self) -> &'a ProviderTree {
[INFO] [stdout]     |                 ^^^^^         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn get_tree(&self) -> &'a ProviderTree<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]    --> src/derived.rs:115:34
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn get_tree(&'a self) -> &'a ProviderTree {
[INFO] [stdout]     |                  --           -- ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                  |            |
[INFO] [stdout]     |                  |            the same lifetime is named here
[INFO] [stdout]     |                  the lifetime is named here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn get_tree(&'a self) -> &'a ProviderTree<'a> {
[INFO] [stdout]     |                                              ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/provider.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |     fn get_tree(&self) -> &'a ProviderTree;
[INFO] [stdout]     |                 ^^^^^         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 219 |     fn get_tree(&self) -> &'a ProviderTree<'_>;
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/root.rs:100:17
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn get_tree(&self) -> &'a ProviderTree {
[INFO] [stdout]     |                 ^^^^^         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 100 |     fn get_tree(&self) -> &'a ProviderTree<'_> {
[INFO] [stdout]     |                                           ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.54s
[INFO] running `Command { std: "docker" "inspect" "89d370708d386645c54d78df9609c310bd34c2f83987666b0747661273b23137", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89d370708d386645c54d78df9609c310bd34c2f83987666b0747661273b23137", kill_on_drop: false }`
[INFO] [stdout] 89d370708d386645c54d78df9609c310bd34c2f83987666b0747661273b23137
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b44492d2348ce0ddc6985e16b38547d5a4dcea82f94ccc73628445c7684ff597
[INFO] running `Command { std: "docker" "start" "-a" "b44492d2348ce0ddc6985e16b38547d5a4dcea82f94ccc73628445c7684ff597", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stderr]    --> src/derived.rs:115:34
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn get_tree(&'a self) -> &'a ProviderTree {
[INFO] [stderr]     |                  --           -- ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                  |            |
[INFO] [stderr]     |                  |            the same lifetime is named here
[INFO] [stderr]     |                  the lifetime is named here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: consistently use `'a`
[INFO] [stderr]     |
[INFO] [stderr] 115 |     fn get_tree(&'a self) -> &'a ProviderTree<'a> {
[INFO] [stderr]     |                                              ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/provider.rs:219:17
[INFO] [stderr]     |
[INFO] [stderr] 219 |     fn get_tree(&self) -> &'a ProviderTree;
[INFO] [stderr]     |                 ^^^^^         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 219 |     fn get_tree(&self) -> &'a ProviderTree<'_>;
[INFO] [stderr]     |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/root.rs:100:17
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn get_tree(&self) -> &'a ProviderTree {
[INFO] [stderr]     |                 ^^^^^         ^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 100 |     fn get_tree(&self) -> &'a ProviderTree<'_> {
[INFO] [stderr]     |                                           ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `heartwood` (lib) generated 3 warnings (run `cargo fix --lib -p heartwood` to apply 3 suggestions)
[INFO] [stderr] warning: `heartwood` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/heartwood-d418e63a1a740ccd)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/accessor.rs (/opt/rustwide/target/debug/deps/accessor-36cc4623fb383cf5)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test should_access_current_value ... ok
[INFO] [stdout] test should_call_callback_on_change ... ok
[INFO] [stdout] test should_access_derived_value ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/nodes.rs (/opt/rustwide/target/debug/deps/nodes-592ffe51ec5387b9)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test should_create_derived ... ok
[INFO] [stdout] test should_get_derived ... ok
[INFO] [stdout] test should_create_root ... ok
[INFO] [stdout] test should_propagate_from_root_to_chained_derived ... ok
[INFO] [stdout] test should_set_root ... ok
[INFO] [stdout] test should_update_derived_when_root_updates ... ok
[INFO] [stdout] test should_get_derived_chain ... ok
[INFO] [stdout] test should_propagate_changes_to_chained_derived ... ok
[INFO] [stdout] test should_set_initialized_root_from_derived ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/provider.rs (/opt/rustwide/target/debug/deps/provider-514dd990f10ef2bb)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test should_get_and_set_derived_in_scoped_provider ... ok
[INFO] [stdout] test should_get_and_set_root_in_scoped_provider ... ok
[INFO] [stdout] test should_panic_when_trying_to_access_scope_that_is_not_parent - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests heartwood
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b44492d2348ce0ddc6985e16b38547d5a4dcea82f94ccc73628445c7684ff597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b44492d2348ce0ddc6985e16b38547d5a4dcea82f94ccc73628445c7684ff597", kill_on_drop: false }`
[INFO] [stdout] b44492d2348ce0ddc6985e16b38547d5a4dcea82f94ccc73628445c7684ff597
