[INFO] crate nursery 0.0.1 is already in cache [INFO] testing nursery-0.0.1 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409 [INFO] extracting crate nursery 0.0.1 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate nursery 0.0.1 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", 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-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ac1339d4f8bf77b8ff09a4d77571f9fdb09e6039a59d509eca84b807e70d7522 [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" "ac1339d4f8bf77b8ff09a4d77571f9fdb09e6039a59d509eca84b807e70d7522", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ac1339d4f8bf77b8ff09a4d77571f9fdb09e6039a59d509eca84b807e70d7522", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac1339d4f8bf77b8ff09a4d77571f9fdb09e6039a59d509eca84b807e70d7522", kill_on_drop: false }` [INFO] [stdout] ac1339d4f8bf77b8ff09a4d77571f9fdb09e6039a59d509eca84b807e70d7522 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ddd9613cbd973637389d5ee452f2609f6d9c0fdcb6089d34950b5f2d00b6781d [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" "ddd9613cbd973637389d5ee452f2609f6d9c0fdcb6089d34950b5f2d00b6781d", 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 () + 'a>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> () + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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) { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Schedulable` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.73s [INFO] running `Command { std: "docker" "inspect" "ddd9613cbd973637389d5ee452f2609f6d9c0fdcb6089d34950b5f2d00b6781d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ddd9613cbd973637389d5ee452f2609f6d9c0fdcb6089d34950b5f2d00b6781d", kill_on_drop: false }` [INFO] [stdout] ddd9613cbd973637389d5ee452f2609f6d9c0fdcb6089d34950b5f2d00b6781d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 62139478a2b6d847454554c453e4e2d8767613ee0d6d43472ba118545a14da12 [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" "62139478a2b6d847454554c453e4e2d8767613ee0d6d43472ba118545a14da12", 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 () + 'a>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> () + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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) { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Schedulable` [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 () + 'a>>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> () + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [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) { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Schedulable` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.21s [INFO] running `Command { std: "docker" "inspect" "62139478a2b6d847454554c453e4e2d8767613ee0d6d43472ba118545a14da12", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "62139478a2b6d847454554c453e4e2d8767613ee0d6d43472ba118545a14da12", kill_on_drop: false }` [INFO] [stdout] 62139478a2b6d847454554c453e4e2d8767613ee0d6d43472ba118545a14da12 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", 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] d444d7b618bfe827224927af85ee13ac38d9e8ece80e54244ec428fca66261ef [INFO] running `Command { std: "docker" "start" "-a" "d444d7b618bfe827224927af85ee13ac38d9e8ece80e54244ec428fca66261ef", 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 () + 'a>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> () + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [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) { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Schedulable` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [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 () + 'a>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> () + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [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) { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Schedulable` [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/nursery-e5997d71e6875f17 [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test test::nursery_runs_handles ... ok [INFO] [stderr] thread '' panicked at 'Aaahhh!', src/test.rs:37:13 [INFO] [stderr] stack backtrace: [INFO] [stdout] test test::child_nursery_wait_is_idempotent ... ok [INFO] [stdout] test test::thread_handle_wait_is_idempotent ... ok [INFO] [stdout] test test::thread_handle_runs ... ok [INFO] [stdout] test test::child_nursery_runs_handles ... ok [INFO] [stdout] test test::dropped_nurseries_wait_on_all_children ... ok [INFO] [stdout] test test::nursery_wait_is_idempotent ... ok [INFO] [stderr] 0: 0x5616e461a7b5 - backtrace::backtrace::libunwind::trace::hea89dfbbfe67f40d [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x5616e461a7b5 - backtrace::backtrace::trace_unsynchronized::h0513dd713d7644d4 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x5616e461a7b5 - std::sys_common::backtrace::_print_fmt::h040abae64e4a24a9 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x5616e461a7b5 - ::fmt::hb4bdb37c3c335733 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x5616e464253c - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x5616e46170a2 - std::io::Write::write_fmt::h5ffa1b5a7703af47 [INFO] [stderr] at src/libstd/io/mod.rs:1539 [INFO] [stderr] 6: 0x5616e461cf10 - std::sys_common::backtrace::_print::hb55cc635eaf1882e [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x5616e461cf10 - std::sys_common::backtrace::print::h2b2218fa55714084 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x5616e461cf10 - std::panicking::default_hook::{{closure}}::h578517c025765cf3 [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x5616e461cc5c - std::panicking::default_hook::h4cafc94c2fc640fb [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x5616e461d553 - std::panicking::rust_panic_with_hook::h3eeb5001beeca5c3 [INFO] [stderr] at src/libstd/panicking.rs:526 [INFO] [stderr] 11: 0x5616e45c7115 - std::panicking::begin_panic::h89a941fa09d77881 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:456 [INFO] [stderr] 12: 0x5616e45c4289 - nursery::test::thread_handle_runs_failure_handler::{{closure}}::hd3ba5f84f48d17cf [INFO] [stderr] at src/test.rs:37 [INFO] [stderr] 13: 0x5616e45c15c6 - std::sys_common::backtrace::__rust_begin_short_backtrace::h0a778bdeebfeae21 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/sys_common/backtrace.rs:130 [INFO] [stderr] 14: 0x5616e45bb6b6 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h5b8f22b265a1e77b [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:475 [INFO] [stderr] 15: 0x5616e45be0a9 - as core::ops::function::FnOnce<()>>::call_once::hdae57907ee440618 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:318 [INFO] [stderr] 16: 0x5616e45c7a6c - std::panicking::try::do_call::h20085b447d1b9d27 [INFO] [stdout] test test::thread_handle_runs_failure_handler ... ok [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:348 [INFO] [stdout] [INFO] [stderr] 17: 0x5616e45c86ad - __rust_try [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stderr] 18: 0x5616e45c75c4 - std::panicking::try::h834e8e83a6e35aca [INFO] [stdout] [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panicking.rs:325 [INFO] [stderr] 19: 0x5616e45be399 - std::panic::catch_unwind::h5eccb0a31e7e63ae [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/panic.rs:394 [INFO] [stderr] 20: 0x5616e45bb1f8 - std::thread::Builder::spawn_unchecked::{{closure}}::hd2204577c691029a [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libstd/thread/mod.rs:474 [INFO] [stderr] 21: 0x5616e45c19c8 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h43b3efd05e4aca10 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/libcore/ops/function.rs:233 [INFO] [stderr] 22: 0x5616e462372a - as core::ops::function::FnOnce>::call_once::hc0e15d78a519721e [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stderr] 23: 0x5616e462372a - as core::ops::function::FnOnce>::call_once::h211da8fffb09f192 [INFO] [stderr] at /rustc/03a1ea71b075ab964b5278bc6e74cd6c52c36ee0/src/liballoc/boxed.rs:1081 [INFO] [stderr] 24: 0x5616e462372a - std::sys::unix::thread::Thread::new::thread_start::h29594ddebf23e421 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 25: 0x7fc32d3f1609 - start_thread [INFO] [stderr] 26: 0x7fc32d2fd103 - __clone [INFO] [stderr] 27: 0x0 - [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "d444d7b618bfe827224927af85ee13ac38d9e8ece80e54244ec428fca66261ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d444d7b618bfe827224927af85ee13ac38d9e8ece80e54244ec428fca66261ef", kill_on_drop: false }` [INFO] [stdout] d444d7b618bfe827224927af85ee13ac38d9e8ece80e54244ec428fca66261ef