[INFO] fetching crate nursery 0.0.1...
[INFO] testing nursery-0.0.1 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate nursery 0.0.1 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate nursery 0.0.1 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nursery 0.0.1
[INFO] finished tweaking crates.io crate nursery 0.0.1
[INFO] tweaked toml for crates.io crate nursery 0.0.1 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0540e99f77b63119df9ad44cb602ec8f7a58e027e120beb1ad87faf66fb0c327
[INFO] running `Command { std: "docker" "start" "-a" "0540e99f77b63119df9ad44cb602ec8f7a58e027e120beb1ad87faf66fb0c327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0540e99f77b63119df9ad44cb602ec8f7a58e027e120beb1ad87faf66fb0c327", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0540e99f77b63119df9ad44cb602ec8f7a58e027e120beb1ad87faf66fb0c327", kill_on_drop: false }`
[INFO] [stdout] 0540e99f77b63119df9ad44cb602ec8f7a58e027e120beb1ad87faf66fb0c327
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75d9c48a722c41f4e01bb1845b5667e32443271fa5d974d3b4ce0b6ef0bdd0ae
[INFO] running `Command { std: "docker" "start" "-a" "75d9c48a722c41f4e01bb1845b5667e32443271fa5d974d3b4ce0b6ef0bdd0ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling nursery v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/thread.rs:87:29
[INFO] [stdout]    |
[INFO] [stdout] 87 |     err_handler: Option<Box<FnMut() -> () + 'a>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> () + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:109:43
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn schedule(&mut self, mut h: Box<Schedulable>) {
[INFO] [stdout]     |                                           ^^^^^^^^^^^ help: use `dyn`: `dyn Schedulable`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "75d9c48a722c41f4e01bb1845b5667e32443271fa5d974d3b4ce0b6ef0bdd0ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75d9c48a722c41f4e01bb1845b5667e32443271fa5d974d3b4ce0b6ef0bdd0ae", kill_on_drop: false }`
[INFO] [stdout] 75d9c48a722c41f4e01bb1845b5667e32443271fa5d974d3b4ce0b6ef0bdd0ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e91e3c1a7cc2c14131a19eb8e721f9ab93932dc8f26da3ede97815fc96799a6c
[INFO] running `Command { std: "docker" "start" "-a" "e91e3c1a7cc2c14131a19eb8e721f9ab93932dc8f26da3ede97815fc96799a6c", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/thread.rs:87:29
[INFO] [stdout]    |
[INFO] [stdout] 87 |     err_handler: Option<Box<FnMut() -> () + 'a>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> () + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nursery v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:109:43
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn schedule(&mut self, mut h: Box<Schedulable>) {
[INFO] [stdout]     |                                           ^^^^^^^^^^^ help: use `dyn`: `dyn Schedulable`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/thread.rs:87:29
[INFO] [stdout]    |
[INFO] [stdout] 87 |     err_handler: Option<Box<FnMut() -> () + 'a>>,
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> () + 'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:109:43
[INFO] [stdout]     |
[INFO] [stdout] 109 |     pub fn schedule(&mut self, mut h: Box<Schedulable>) {
[INFO] [stdout]     |                                           ^^^^^^^^^^^ help: use `dyn`: `dyn Schedulable`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "e91e3c1a7cc2c14131a19eb8e721f9ab93932dc8f26da3ede97815fc96799a6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e91e3c1a7cc2c14131a19eb8e721f9ab93932dc8f26da3ede97815fc96799a6c", kill_on_drop: false }`
[INFO] [stdout] e91e3c1a7cc2c14131a19eb8e721f9ab93932dc8f26da3ede97815fc96799a6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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=warn" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 081554576f41636bc95d429480adc5e9722c703ab56dafcce58b65f698be0648
[INFO] running `Command { std: "docker" "start" "-a" "081554576f41636bc95d429480adc5e9722c703ab56dafcce58b65f698be0648", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/thread.rs:87:29
[INFO] [stderr]    |
[INFO] [stderr] 87 |     err_handler: Option<Box<FnMut() -> () + 'a>>,
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> () + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:109:43
[INFO] [stderr]     |
[INFO] [stderr] 109 |     pub fn schedule(&mut self, mut h: Box<Schedulable>) {
[INFO] [stderr]     |                                           ^^^^^^^^^^^ help: use `dyn`: `dyn Schedulable`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: `nursery` (lib) generated 2 warnings
[INFO] [stderr] warning: `nursery` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nursery-21e0fed394b3d59e)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::child_nursery_wait_is_idempotent ... ok
[INFO] [stdout] test test::dropped_nurseries_wait_on_all_children ... ok
[INFO] [stdout] test test::child_nursery_runs_handles ... ok
[INFO] [stdout] test test::thread_handle_runs ... ok
[INFO] [stdout] test test::thread_handle_wait_is_idempotent ... ok
[INFO] [stdout] test test::nursery_runs_handles ... ok
[INFO] [stdout] test test::nursery_wait_is_idempotent ... ok
[INFO] [stdout] test test::thread_handle_runs_failure_handler ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nursery
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/thread.rs - thread::Handle (line 59) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "081554576f41636bc95d429480adc5e9722c703ab56dafcce58b65f698be0648", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "081554576f41636bc95d429480adc5e9722c703ab56dafcce58b65f698be0648", kill_on_drop: false }`
[INFO] [stdout] 081554576f41636bc95d429480adc5e9722c703ab56dafcce58b65f698be0648
