[INFO] fetching crate promising-future 0.2.4... [INFO] testing promising-future-0.2.4 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530 [INFO] extracting crate promising-future 0.2.4 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate promising-future 0.2.4 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate promising-future 0.2.4 [INFO] finished tweaking crates.io crate promising-future 0.2.4 [INFO] tweaked toml for crates.io crate promising-future 0.2.4 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", 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] b440625a511ad6fb6bd753d14fe37176f3c64053fdd2ba36d8625b51a2d4f2df [INFO] running `Command { std: "docker" "start" "-a" "b440625a511ad6fb6bd753d14fe37176f3c64053fdd2ba36d8625b51a2d4f2df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b440625a511ad6fb6bd753d14fe37176f3c64053fdd2ba36d8625b51a2d4f2df", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b440625a511ad6fb6bd753d14fe37176f3c64053fdd2ba36d8625b51a2d4f2df", kill_on_drop: false }` [INFO] [stdout] b440625a511ad6fb6bd753d14fe37176f3c64053fdd2ba36d8625b51a2d4f2df [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5ce4afc9608ba5866f9c09b9b08cb953c1d39194d744198340e2407be4899dc5 [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" "5ce4afc9608ba5866f9c09b9b08cb953c1d39194d744198340e2407be4899dc5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling threadpool v1.8.1 [INFO] [stderr] Compiling promising-future v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fnbox.rs:10:29 [INFO] [stdout] | [INFO] [stdout] 10 | pub type Thunk<'a, P> = Box + Send + 'a>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox

+ Send + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.77s [INFO] running `Command { std: "docker" "inspect" "5ce4afc9608ba5866f9c09b9b08cb953c1d39194d744198340e2407be4899dc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ce4afc9608ba5866f9c09b9b08cb953c1d39194d744198340e2407be4899dc5", kill_on_drop: false }` [INFO] [stdout] 5ce4afc9608ba5866f9c09b9b08cb953c1d39194d744198340e2407be4899dc5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6a61f23f354d22f48d92da579a3edd88eba4da5466374e904aba939fd75e1fe [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" "c6a61f23f354d22f48d92da579a3edd88eba4da5466374e904aba939fd75e1fe", kill_on_drop: false }` [INFO] [stderr] Compiling promising-future v0.2.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fnbox.rs:10:29 [INFO] [stdout] | [INFO] [stdout] 10 | pub type Thunk<'a, P> = Box + Send + 'a>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox

+ Send + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/fnbox.rs:10:29 [INFO] [stdout] | [INFO] [stdout] 10 | pub type Thunk<'a, P> = Box + Send + 'a>; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox

+ Send + 'a` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stdout] = note: for more information, see issue #80165 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] --> tests/tests.rs:520:29 [INFO] [stdout] | [INFO] [stdout] 520 | let futcount = Arc::new(ATOMIC_USIZE_INIT); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stdout] --> tests/tests.rs:514:29 [INFO] [stdout] | [INFO] [stdout] 514 | use std::sync::atomic::{ATOMIC_USIZE_INIT, Ordering}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.40s [INFO] running `Command { std: "docker" "inspect" "c6a61f23f354d22f48d92da579a3edd88eba4da5466374e904aba939fd75e1fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6a61f23f354d22f48d92da579a3edd88eba4da5466374e904aba939fd75e1fe", kill_on_drop: false }` [INFO] [stdout] c6a61f23f354d22f48d92da579a3edd88eba4da5466374e904aba939fd75e1fe [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ab61ff289014c9d651f8c592f542b30c6a258cd022a584a0e59758f5afb2f674 [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" "ab61ff289014c9d651f8c592f542b30c6a258cd022a584a0e59758f5afb2f674", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] running 0 tests [INFO] [stderr] --> src/fnbox.rs:10:29 [INFO] [stdout] [INFO] [stderr] | [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stderr] 10 | pub type Thunk<'a, P> = Box + Send + 'a>; [INFO] [stdout] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox

+ Send + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/fnbox.rs:10:29 [INFO] [stderr] | [INFO] [stderr] 10 | pub type Thunk<'a, P> = Box + Send + 'a>; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnBox

+ Send + 'a` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition! [INFO] [stderr] = note: for more information, see issue #80165 [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stderr] --> tests/tests.rs:520:29 [INFO] [stderr] | [INFO] [stderr] 520 | let futcount = Arc::new(ATOMIC_USIZE_INIT); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated constant: `AtomicUsize::new(0)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated constant `std::sync::atomic::ATOMIC_USIZE_INIT`: the `new` function is now preferred [INFO] [stderr] --> tests/tests.rs:514:29 [INFO] [stderr] | [INFO] [stderr] 514 | use std::sync::atomic::{ATOMIC_USIZE_INIT, Ordering}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/promising_future-81f2d724ceff25b0) [INFO] [stdout] [INFO] [stderr] Running tests/criterion.rs (/opt/rustwide/target/debug/deps/criterion-622ecd0d121375fd) [INFO] [stdout] running 0 tests [INFO] [stderr] Running tests/mpsc.rs (/opt/rustwide/target/debug/deps/mpsc-4c45b092a3a8c26e) [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] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test sync0_basic ... ok [INFO] [stdout] test sync_buffer ... ok [INFO] [stdout] test basic ... ok [INFO] [stdout] test sync0_rxdrop ... ok [INFO] [stdout] test rxdrop ... ok [INFO] [stdout] test sync_txdrop ... ok [INFO] [stdout] test sync_basic ... ok [INFO] [stdout] test sync_rxdrop ... ok [INFO] [stdout] test buffer ... ok [INFO] [stdout] test txdrop ... ok [INFO] [stderr] Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-7655055feaa4b92e) [INFO] [stdout] test sync0_txdrop ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 35 tests [INFO] [stdout] test poll ... ok [INFO] [stdout] test canceled ... ok [INFO] [stdout] test double_waiter ... ok [INFO] [stdout] test simple ... ok [INFO] [stdout] test drop ... ok [INFO] [stdout] test never_all ... ok [INFO] [stdout] test iter_none ... ok [INFO] [stdout] test then_chain ... ok [INFO] [stdout] test iter_one ... ok [INFO] [stdout] test never_chain ... ok [INFO] [stdout] test chain_push ... ok [INFO] [stdout] test then_opt_chain ... ok [INFO] [stdout] test then_drop ... ok [INFO] [stdout] test then_simple ... ok [INFO] [stdout] test testall ... ok [INFO] [stdout] test wait_all_abandoned ... ok [INFO] [stdout] test pool::tp_chain_with ... ok [INFO] [stdout] test chain ... ok [INFO] [stdout] test drop_chain ... ok [INFO] [stdout] test all_wait ... ok [INFO] [stdout] test pool::tp_all_with ... ok [INFO] [stdout] test all_drop_wait ... ok [INFO] [stdout] test wait ... ok [INFO] [stdout] test wait_stream_all_abandoned ... ok [INFO] [stdout] test drop_wait ... ok [INFO] [stdout] test wait_any ... ok [INFO] [stdout] test stress_fp_waiter ... ok [INFO] [stdout] test stress_fp ... ok [INFO] [stdout] test wait_any_abandoned ... ok [INFO] [stdout] test wait_all ... ok [INFO] [stdout] test wait_abandoned ... ok [INFO] [stdout] test wait_stream_all ... ok [INFO] [stdout] test wait_stream_abandoned ... ok [INFO] [stdout] test sync_waiter ... ok [INFO] [stdout] test stress_fp_callback ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 35 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.77s [INFO] [stdout] [INFO] [stderr] Doc-tests promising-future [INFO] [stdout] [INFO] [stdout] running 19 tests [INFO] [stdout] test src/future.rs - future::Future::then_opt (line 157) ... ok [INFO] [stdout] test src/lib.rs - Future::never (line 157) ... ok [INFO] [stdout] test src/future.rs - future::Future::never (line 55) ... ok [INFO] [stdout] test src/lib.rs - Future::then_opt (line 225) ... ok [INFO] [stdout] test src/lib.rs - Future::callback (line 273) ... ok [INFO] [stdout] test src/lib.rs - Future::poll (line 177) ... ok [INFO] [stdout] test src/future.rs - future::Future::value (line 117) ... ok [INFO] [stdout] test src/lib.rs - Future::value (line 200) ... ok [INFO] [stdout] test src/future.rs - future::Future::poll (line 75) ... ok [INFO] [stdout] test src/futurestream.rs - futurestream::FutureStreamWaiter (line 32) ... ok [INFO] [stdout] test src/lib.rs - Future::with_value (line 141) ... ok [INFO] [stdout] test src/future.rs - future::Future::with_value (line 39) ... ok [INFO] [stdout] test src/future.rs - future::future_promise (line 334) ... ok [INFO] [stdout] test src/lib.rs - future_promise (line 404) ... ok [INFO] [stdout] test src/lib.rs - (line 6) ... ok [INFO] [stdout] test src/future.rs - future::Future::callback (line 212) ... ok [INFO] [stdout] test src/lib.rs - Promise::canceled (line 371) ... ok [INFO] [stdout] test src/promise.rs - promise::Promise::canceled (line 46) ... ok [INFO] [stdout] test src/futurestream.rs - futurestream::FutureStreamWaiter (line 50) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.60s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ab61ff289014c9d651f8c592f542b30c6a258cd022a584a0e59758f5afb2f674", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab61ff289014c9d651f8c592f542b30c6a258cd022a584a0e59758f5afb2f674", kill_on_drop: false }` [INFO] [stdout] ab61ff289014c9d651f8c592f542b30c6a258cd022a584a0e59758f5afb2f674