[INFO] fetching crate mco 0.1.44... [INFO] testing mco-0.1.44 against 1.77.0 for beta-1.78-1 [INFO] extracting crate mco 0.1.44 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate mco 0.1.44 on toolchain 1.77.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mco 0.1.44 [INFO] finished tweaking crates.io crate mco 0.1.44 [INFO] tweaked toml for crates.io crate mco 0.1.44 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.77.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded scoped-tls v1.0.1 [INFO] [stderr] Downloaded wasm-bindgen-test v0.3.42 [INFO] [stderr] Downloaded wasm-bindgen-test-macro v0.3.42 [INFO] [stderr] Downloaded mco-gen v0.1.1 [INFO] [stderr] Downloaded nix v0.21.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 54aada3548f10e5c6415652e96ab5a54f0b7d1caec995910851b8afb962278d8 [INFO] running `Command { std: "docker" "start" "-a" "54aada3548f10e5c6415652e96ab5a54f0b7d1caec995910851b8afb962278d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "54aada3548f10e5c6415652e96ab5a54f0b7d1caec995910851b8afb962278d8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54aada3548f10e5c6415652e96ab5a54f0b7d1caec995910851b8afb962278d8", kill_on_drop: false }` [INFO] [stdout] 54aada3548f10e5c6415652e96ab5a54f0b7d1caec995910851b8afb962278d8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bf43f8c78b93a80b439ee2f03d4087ae704991215ce52398e15f49d7185cc118 [INFO] running `Command { std: "docker" "start" "-a" "bf43f8c78b93a80b439ee2f03d4087ae704991215ce52398e15f49d7185cc118", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling rustversion v1.0.14 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Compiling powerfmt v0.2.0 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling time-core v0.1.2 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling num_threads v0.1.7 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling crossbeam-channel v0.5.12 [INFO] [stderr] Compiling crossbeam-queue v0.3.11 [INFO] [stderr] Compiling crossbeam-deque v0.8.5 [INFO] [stderr] Compiling mco-gen v0.1.1 [INFO] [stderr] Compiling mco v0.1.44 (/opt/rustwide/workdir) [INFO] [stderr] Compiling crossbeam v0.8.4 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling socket2 v0.4.10 [INFO] [stderr] Compiling nix v0.21.2 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling deranged v0.3.11 [INFO] [stderr] Compiling time v0.3.34 [INFO] [stdout] warning: unused import: `smallvec::SmallVec` [INFO] [stdout] --> src/io/sys/unix/epoll.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use smallvec::SmallVec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `SyncMapImpl` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `SyncMapImpl` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `change_lifetime_const` in the value namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `change_lifetime_const` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `change_lifetime_mut` in the value namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `change_lifetime_mut` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `SyncMapRefMut` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `SyncMapRefMut` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `Iter` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `Iter` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `IterMut` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `IterMut` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> src/io/sys/unix/epoll.rs:163:13 [INFO] [stdout] | [INFO] [stdout] 163 | let ret = write(unsafe { self.vec.get_unchecked(id) }.evfd, buf); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 6.49s [INFO] running `Command { std: "docker" "inspect" "bf43f8c78b93a80b439ee2f03d4087ae704991215ce52398e15f49d7185cc118", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bf43f8c78b93a80b439ee2f03d4087ae704991215ce52398e15f49d7185cc118", kill_on_drop: false }` [INFO] [stdout] bf43f8c78b93a80b439ee2f03d4087ae704991215ce52398e15f49d7185cc118 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c708628e39b089077802fa0c4fc410f90f1d44137d5502faf562d4d30b914464 [INFO] running `Command { std: "docker" "start" "-a" "c708628e39b089077802fa0c4fc410f90f1d44137d5502faf562d4d30b914464", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `smallvec::SmallVec` [INFO] [stdout] --> src/io/sys/unix/epoll.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use smallvec::SmallVec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `SyncMapImpl` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `SyncMapImpl` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `change_lifetime_const` in the value namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `change_lifetime_const` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `change_lifetime_mut` in the value namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `change_lifetime_mut` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `SyncMapRefMut` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `SyncMapRefMut` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `Iter` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `Iter` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `IterMut` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `IterMut` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> src/io/sys/unix/epoll.rs:163:13 [INFO] [stdout] | [INFO] [stdout] 163 | let ret = write(unsafe { self.vec.get_unchecked(id) }.evfd, buf); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling mco v0.1.44 (/opt/rustwide/workdir) [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/channel.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | s1.send(1); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 16 | let _ = s1.send(1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/channel.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | s1.send(1); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 30 | let _ = s1.send(1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> tests/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | unsafe { j.coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> tests/lib.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 71 | unsafe { j.coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `smallvec::SmallVec` [INFO] [stdout] --> src/io/sys/unix/epoll.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use smallvec::SmallVec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `defer` [INFO] [stdout] --> src/std/sync/once.rs:56:23 [INFO] [stdout] | [INFO] [stdout] 56 | use crate::{chan, defer}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TryStream` [INFO] [stdout] --> src/std/io/stream_chan.rs:46:38 [INFO] [stdout] | [INFO] [stdout] 46 | use crate::std::io::{ChanStream, TryStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::ControlFlow` [INFO] [stdout] --> src/std/io/stream_chan.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | use std::ops::ControlFlow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::BTreeMap` [INFO] [stdout] --> src/std/map/btree_map.rs:446:9 [INFO] [stdout] | [INFO] [stdout] 446 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stdout] --> src/std/map/btree_map.rs:448:9 [INFO] [stdout] | [INFO] [stdout] 448 | use std::sync::atomic::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::sleep` [INFO] [stdout] --> src/std/map/hash_map.rs:458:9 [INFO] [stdout] | [INFO] [stdout] 458 | use crate::sleep; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/std/map/hash_map.rs:461:9 [INFO] [stdout] | [INFO] [stdout] 461 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stdout] --> src/std/map/hash_map.rs:463:9 [INFO] [stdout] | [INFO] [stdout] 463 | use std::sync::atomic::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `SyncMapImpl` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `SyncMapImpl` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `change_lifetime_const` in the value namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `change_lifetime_const` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `change_lifetime_mut` in the value namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `change_lifetime_mut` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `SyncMapRefMut` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `SyncMapRefMut` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `Iter` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `Iter` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `IterMut` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `IterMut` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::sleep` [INFO] [stdout] --> src/std/vec/mod.rs:406:9 [INFO] [stdout] | [INFO] [stdout] 406 | use crate::sleep; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/std/vec/mod.rs:409:9 [INFO] [stdout] | [INFO] [stdout] 409 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stdout] --> src/std/vec/mod.rs:410:9 [INFO] [stdout] | [INFO] [stdout] 410 | use std::sync::atomic::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/io/sys/unix/co_io.rs:236:5 [INFO] [stdout] | [INFO] [stdout] 236 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/std/queue/mpsc_list.rs:120:5 [INFO] [stdout] | [INFO] [stdout] 120 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/std/queue/mpsc_list_v1.rs:349:5 [INFO] [stdout] | [INFO] [stdout] 349 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/std/sync/condvar.rs:198:5 [INFO] [stdout] | [INFO] [stdout] 198 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/std/sync/mutex.rs:250:5 [INFO] [stdout] | [INFO] [stdout] 250 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/std/sync/rwlock.rs:326:5 [INFO] [stdout] | [INFO] [stdout] 326 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/std/sync/semphore.rs:174:5 [INFO] [stdout] | [INFO] [stdout] 174 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/std/sync/sync_flag.rs:155:5 [INFO] [stdout] | [INFO] [stdout] 155 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/std/blocking/mod.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 73 | panic!("e"); [INFO] [stdout] | ----------- any code following this expression is unreachable [INFO] [stdout] 74 | return 1; [INFO] [stdout] | ^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> src/io/sys/unix/epoll.rs:163:13 [INFO] [stdout] | [INFO] [stdout] 163 | let ret = write(unsafe { self.vec.get_unchecked(id) }.evfd, buf); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/std/sync/condvar.rs:346:13 [INFO] [stdout] | [INFO] [stdout] 346 | unsafe { vec[i].coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/std/sync/mutex.rs:523:9 [INFO] [stdout] | [INFO] [stdout] 523 | unsafe { h1.coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/std/sync/mutex.rs:564:9 [INFO] [stdout] | [INFO] [stdout] 564 | unsafe { h1.coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/std/sync/once.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | for i in 0..n { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/std/sync/once.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | for i in 0..n { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/std/sync/rwlock.rs:634:9 [INFO] [stdout] | [INFO] [stdout] 634 | unsafe { vec[cancel_id - 1].coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/std/sync/rwlock.rs:684:9 [INFO] [stdout] | [INFO] [stdout] 684 | unsafe { h.coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/std/sync/semphore.rs:260:9 [INFO] [stdout] | [INFO] [stdout] 260 | unsafe { h1.coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/std/sync/sync_flag.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | unsafe { h1.coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/std/io/stream_chan.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | let mut c = ChanStream { recv: r, send: s }; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/std/io/stream_chan.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let mut c = ChanStream { recv: r, send: s }; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/std/time/tick.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | let mut t = Arc::new(Ticker::new(Duration::from_secs(1))); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/std/time/time.rs:566:13 [INFO] [stdout] | [INFO] [stdout] 566 | let mut now = Time::now(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/btree_map.rs:487:21 [INFO] [stdout] | [INFO] [stdout] 487 | let insert = m1.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/btree_map.rs:492:21 [INFO] [stdout] | [INFO] [stdout] 492 | let insert = m2.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/btree_map.rs:502:13 [INFO] [stdout] | [INFO] [stdout] 502 | let insert = m.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/btree_map.rs:510:13 [INFO] [stdout] | [INFO] [stdout] 510 | let insert = m.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/btree_map.rs:520:13 [INFO] [stdout] | [INFO] [stdout] 520 | let insert = m.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:511:21 [INFO] [stdout] | [INFO] [stdout] 511 | let insert = m1.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:516:21 [INFO] [stdout] | [INFO] [stdout] 516 | let insert = m2.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:535:25 [INFO] [stdout] | [INFO] [stdout] 535 | let insert = m1.insert(i, i); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:542:25 [INFO] [stdout] | [INFO] [stdout] 542 | let insert = m2.insert(i, i); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:553:13 [INFO] [stdout] | [INFO] [stdout] 553 | let insert = m.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:573:13 [INFO] [stdout] | [INFO] [stdout] 573 | let insert = m.insert(1, a); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:610:13 [INFO] [stdout] | [INFO] [stdout] 610 | let insert = m.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:620:13 [INFO] [stdout] | [INFO] [stdout] 620 | let insert = m.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:638:21 [INFO] [stdout] | [INFO] [stdout] 638 | let insert = m.insert(i, i); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:664:21 [INFO] [stdout] | [INFO] [stdout] 664 | let insert = m.insert(i, i); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g` [INFO] [stdout] --> src/std/map/hash_map.rs:673:21 [INFO] [stdout] | [INFO] [stdout] 673 | let g = m2.remove(&i); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:458:21 [INFO] [stdout] | [INFO] [stdout] 458 | let insert = m1.push(2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:463:21 [INFO] [stdout] | [INFO] [stdout] 463 | let insert = m2.push(2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:482:25 [INFO] [stdout] | [INFO] [stdout] 482 | let insert = m1.push(i); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:489:25 [INFO] [stdout] | [INFO] [stdout] 489 | let insert = m2.push(i); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:500:13 [INFO] [stdout] | [INFO] [stdout] 500 | let insert = m.push(2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:520:13 [INFO] [stdout] | [INFO] [stdout] 520 | let insert = m.push(a); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/std/vec/mod.rs:534:13 [INFO] [stdout] | [INFO] [stdout] 534 | for i in 0..1000000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/std/vec/mod.rs:543:13 [INFO] [stdout] | [INFO] [stdout] 543 | for i in 0..1000000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:557:13 [INFO] [stdout] | [INFO] [stdout] 557 | let insert = m.push(2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:566:13 [INFO] [stdout] | [INFO] [stdout] 566 | let insert = m.push(2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/queue/array_queue.rs:481:9 [INFO] [stdout] | [INFO] [stdout] 481 | q.push(1); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 481 | let _ = q.push(1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/queue/array_queue.rs:482:9 [INFO] [stdout] | [INFO] [stdout] 482 | q.push(2); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 482 | let _ = q.push(2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/queue/array_queue.rs:483:9 [INFO] [stdout] | [INFO] [stdout] 483 | q.push(3); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 483 | let _ = q.push(3); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/condvar.rs:211:9 [INFO] [stdout] | [INFO] [stdout] 211 | c.notify_one(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 211 | let _ = c.notify_one(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/condvar.rs:212:9 [INFO] [stdout] | [INFO] [stdout] 212 | c.notify_all(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 212 | let _ = c.notify_all(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/condvar.rs:225:13 [INFO] [stdout] | [INFO] [stdout] 225 | c2.notify_one(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 225 | let _ = c2.notify_one(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/condvar.rs:260:9 [INFO] [stdout] | [INFO] [stdout] 260 | cond.notify_all(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 260 | let _ = cond.notify_all(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/condvar.rs:280:13 [INFO] [stdout] | [INFO] [stdout] 280 | c2.notify_one(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 280 | let _ = c2.notify_one(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/condvar.rs:300:13 [INFO] [stdout] | [INFO] [stdout] 300 | c2.notify_one(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 300 | let _ = c2.notify_one(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/condvar.rs:357:9 [INFO] [stdout] | [INFO] [stdout] 357 | cond.notify_all(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 357 | let _ = cond.notify_all(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/mutex.rs:393:13 [INFO] [stdout] | [INFO] [stdout] 393 | cvar.notify_one(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 393 | let _ = cvar.notify_one(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/mutex.rs:415:13 [INFO] [stdout] | [INFO] [stdout] 415 | cvar.notify_one(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 415 | let _ = cvar.notify_one(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/std/sync/once.rs:83:20 [INFO] [stdout] | [INFO] [stdout] 83 | panic!(format!("once failed inside run: {} is not 1", o.value())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 83 - panic!(format!("once failed inside run: {} is not 1", o.value())); [INFO] [stdout] 83 + panic!("once failed inside run: {} is not 1", o.value()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/once.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | s.send(true); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 85 | let _ = s.send(true); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/once.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | r.recv(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 108 | let _ = r.recv(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/std/sync/once.rs:111:20 [INFO] [stdout] | [INFO] [stdout] 111 | panic!(format!("once failed outside run: {} is not 1", one.value())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 111 - panic!(format!("once failed outside run: {} is not 1", one.value())); [INFO] [stdout] 111 + panic!("once failed outside run: {} is not 1", one.value()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/once.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | / catch_unwind(|| { [INFO] [stdout] 119 | | once.r#do(|| { [INFO] [stdout] 120 | | panic!("failed"); [INFO] [stdout] 121 | | }); [INFO] [stdout] 122 | | }); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 118 | let _ = catch_unwind(|| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/rwlock.rs:641:13 [INFO] [stdout] | [INFO] [stdout] 641 | cond.notify_all(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 641 | let _ = cond.notify_all(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/channel.rs:456:13 [INFO] [stdout] | [INFO] [stdout] 456 | tx.send(1); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 456 | let _ = tx.send(1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/channel.rs:459:13 [INFO] [stdout] | [INFO] [stdout] 459 | tx.send(2); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 459 | let _ = tx.send(2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/io/stream_chan.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | s.send(Some(Ok(1))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 53 | let _ = s.send(Some(Ok(1))); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/io/stream_chan.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | s.send(None); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = s.send(None); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/io/stream_chan.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | s.send(Some(Ok(1))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 64 | let _ = s.send(Some(Ok(1))); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/io/stream_chan.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | s.send(None); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 65 | let _ = s.send(None); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/time/tick.rs:130:9 [INFO] [stdout] | [INFO] [stdout] 130 | t.stop(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 130 | let _ = t.stop(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stdout] --> src/std/map/btree_map.rs:504:25 [INFO] [stdout] | [INFO] [stdout] 504 | assert_eq!(2, *g.deref()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `i32` does not implement `Deref`, so calling `deref` on `&i32` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stdout] --> src/std/map/hash_map.rs:640:33 [INFO] [stdout] | [INFO] [stdout] 640 | assert_eq!(i, *g.deref()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `i32` does not implement `Deref`, so calling `deref` on `&i32` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stdout] --> src/std/map/hash_map.rs:666:33 [INFO] [stdout] | [INFO] [stdout] 666 | assert_eq!(i, *g.deref()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `i32` does not implement `Deref`, so calling `deref` on `&i32` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 95 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 4.34s [INFO] running `Command { std: "docker" "inspect" "c708628e39b089077802fa0c4fc410f90f1d44137d5502faf562d4d30b914464", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c708628e39b089077802fa0c4fc410f90f1d44137d5502faf562d4d30b914464", kill_on_drop: false }` [INFO] [stdout] c708628e39b089077802fa0c4fc410f90f1d44137d5502faf562d4d30b914464 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.77.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2525b8bb94287ca0419175516f74bf4187d893cedc5d8f6205ee8a2eb3d30999 [INFO] running `Command { std: "docker" "start" "-a" "2525b8bb94287ca0419175516f74bf4187d893cedc5d8f6205ee8a2eb3d30999", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `smallvec::SmallVec` [INFO] [stderr] --> src/io/sys/unix/epoll.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use smallvec::SmallVec; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: ambiguous glob re-exports [INFO] [stderr] --> src/std/map/mod.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub use btree_map::*; [INFO] [stderr] | ^^^^^^^^^^^^ the name `SyncMapImpl` in the type namespace is first re-exported here [INFO] [stderr] 5 | pub use hash_map::*; [INFO] [stderr] | ----------- but the name `SyncMapImpl` in the type namespace is also re-exported here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: ambiguous glob re-exports [INFO] [stderr] --> src/std/map/mod.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub use btree_map::*; [INFO] [stderr] | ^^^^^^^^^^^^ the name `change_lifetime_const` in the value namespace is first re-exported here [INFO] [stderr] 5 | pub use hash_map::*; [INFO] [stderr] | ----------- but the name `change_lifetime_const` in the value namespace is also re-exported here [INFO] [stderr] [INFO] [stderr] warning: ambiguous glob re-exports [INFO] [stderr] --> src/std/map/mod.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub use btree_map::*; [INFO] [stderr] | ^^^^^^^^^^^^ the name `change_lifetime_mut` in the value namespace is first re-exported here [INFO] [stderr] 5 | pub use hash_map::*; [INFO] [stderr] | ----------- but the name `change_lifetime_mut` in the value namespace is also re-exported here [INFO] [stderr] [INFO] [stderr] warning: ambiguous glob re-exports [INFO] [stderr] --> src/std/map/mod.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub use btree_map::*; [INFO] [stderr] | ^^^^^^^^^^^^ the name `SyncMapRefMut` in the type namespace is first re-exported here [INFO] [stderr] 5 | pub use hash_map::*; [INFO] [stderr] | ----------- but the name `SyncMapRefMut` in the type namespace is also re-exported here [INFO] [stderr] [INFO] [stderr] warning: ambiguous glob re-exports [INFO] [stderr] --> src/std/map/mod.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub use btree_map::*; [INFO] [stderr] | ^^^^^^^^^^^^ the name `Iter` in the type namespace is first re-exported here [INFO] [stderr] 5 | pub use hash_map::*; [INFO] [stderr] | ----------- but the name `Iter` in the type namespace is also re-exported here [INFO] [stderr] [INFO] [stderr] warning: ambiguous glob re-exports [INFO] [stderr] --> src/std/map/mod.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub use btree_map::*; [INFO] [stderr] | ^^^^^^^^^^^^ the name `IterMut` in the type namespace is first re-exported here [INFO] [stderr] 5 | pub use hash_map::*; [INFO] [stderr] | ----------- but the name `IterMut` in the type namespace is also re-exported here [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ret` [INFO] [stderr] --> src/io/sys/unix/epoll.rs:163:13 [INFO] [stderr] | [INFO] [stderr] 163 | let ret = write(unsafe { self.vec.get_unchecked(id) }.evfd, buf); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `defer` [INFO] [stderr] --> src/std/sync/once.rs:56:23 [INFO] [stderr] | [INFO] [stderr] 56 | use crate::{chan, defer}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `TryStream` [INFO] [stderr] --> src/std/io/stream_chan.rs:46:38 [INFO] [stderr] | [INFO] [stderr] 46 | use crate::std::io::{ChanStream, TryStream}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::ControlFlow` [INFO] [stderr] --> src/std/io/stream_chan.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | use std::ops::ControlFlow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::BTreeMap` [INFO] [stderr] --> src/std/map/btree_map.rs:446:9 [INFO] [stderr] | [INFO] [stderr] 446 | use std::collections::BTreeMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stderr] --> src/std/map/btree_map.rs:448:9 [INFO] [stderr] | [INFO] [stderr] 448 | use std::sync::atomic::Ordering; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::sleep` [INFO] [stderr] --> src/std/map/hash_map.rs:458:9 [INFO] [stderr] | [INFO] [stderr] 458 | use crate::sleep; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/std/map/hash_map.rs:461:9 [INFO] [stderr] | [INFO] [stderr] 461 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stderr] --> src/std/map/hash_map.rs:463:9 [INFO] [stderr] | [INFO] [stderr] 463 | use std::sync::atomic::Ordering; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::sleep` [INFO] [stderr] --> src/std/vec/mod.rs:406:9 [INFO] [stderr] | [INFO] [stderr] 406 | use crate::sleep; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Deref` [INFO] [stderr] --> src/std/vec/mod.rs:409:9 [INFO] [stderr] | [INFO] [stderr] 409 | use std::ops::Deref; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stderr] --> src/std/vec/mod.rs:410:9 [INFO] [stderr] | [INFO] [stderr] 410 | use std::sync::atomic::Ordering; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/io/sys/unix/co_io.rs:236:5 [INFO] [stderr] | [INFO] [stderr] 236 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_attributes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/std/queue/mpsc_list.rs:120:5 [INFO] [stderr] | [INFO] [stderr] 120 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/std/queue/mpsc_list_v1.rs:349:5 [INFO] [stderr] | [INFO] [stderr] 349 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/std/sync/condvar.rs:198:5 [INFO] [stderr] | [INFO] [stderr] 198 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/std/sync/mutex.rs:250:5 [INFO] [stderr] | [INFO] [stderr] 250 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/std/sync/rwlock.rs:326:5 [INFO] [stderr] | [INFO] [stderr] 326 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/std/sync/semphore.rs:174:5 [INFO] [stderr] | [INFO] [stderr] 174 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/std/sync/sync_flag.rs:155:5 [INFO] [stderr] | [INFO] [stderr] 155 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/std/blocking/mod.rs:74:13 [INFO] [stderr] | [INFO] [stderr] 73 | panic!("e"); [INFO] [stderr] | ----------- any code following this expression is unreachable [INFO] [stderr] 74 | return 1; [INFO] [stderr] | ^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/std/sync/condvar.rs:346:13 [INFO] [stderr] | [INFO] [stderr] 346 | unsafe { vec[i].coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/std/sync/mutex.rs:523:9 [INFO] [stderr] | [INFO] [stderr] 523 | unsafe { h1.coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/std/sync/mutex.rs:564:9 [INFO] [stderr] | [INFO] [stderr] 564 | unsafe { h1.coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/std/sync/once.rs:97:13 [INFO] [stderr] | [INFO] [stderr] 97 | for i in 0..n { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/std/sync/once.rs:107:13 [INFO] [stderr] | [INFO] [stderr] 107 | for i in 0..n { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/std/sync/rwlock.rs:634:9 [INFO] [stderr] | [INFO] [stderr] 634 | unsafe { vec[cancel_id - 1].coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/std/sync/rwlock.rs:684:9 [INFO] [stderr] | [INFO] [stderr] 684 | unsafe { h.coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/std/sync/semphore.rs:260:9 [INFO] [stderr] | [INFO] [stderr] 260 | unsafe { h1.coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/std/sync/sync_flag.rs:199:9 [INFO] [stderr] | [INFO] [stderr] 199 | unsafe { h1.coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/std/io/stream_chan.rs:55:13 [INFO] [stderr] | [INFO] [stderr] 55 | let mut c = ChanStream { recv: r, send: s }; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/std/io/stream_chan.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | let mut c = ChanStream { recv: r, send: s }; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/std/time/tick.rs:122:13 [INFO] [stderr] | [INFO] [stderr] 122 | let mut t = Arc::new(Ticker::new(Duration::from_secs(1))); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/std/time/time.rs:566:13 [INFO] [stderr] | [INFO] [stderr] 566 | let mut now = Time::now(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/btree_map.rs:487:21 [INFO] [stderr] | [INFO] [stderr] 487 | let insert = m1.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/btree_map.rs:492:21 [INFO] [stderr] | [INFO] [stderr] 492 | let insert = m2.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/btree_map.rs:502:13 [INFO] [stderr] | [INFO] [stderr] 502 | let insert = m.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/btree_map.rs:510:13 [INFO] [stderr] | [INFO] [stderr] 510 | let insert = m.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/btree_map.rs:520:13 [INFO] [stderr] | [INFO] [stderr] 520 | let insert = m.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:511:21 [INFO] [stderr] | [INFO] [stderr] 511 | let insert = m1.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:516:21 [INFO] [stderr] | [INFO] [stderr] 516 | let insert = m2.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:535:25 [INFO] [stderr] | [INFO] [stderr] 535 | let insert = m1.insert(i, i); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:542:25 [INFO] [stderr] | [INFO] [stderr] 542 | let insert = m2.insert(i, i); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:553:13 [INFO] [stderr] | [INFO] [stderr] 553 | let insert = m.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:573:13 [INFO] [stderr] | [INFO] [stderr] 573 | let insert = m.insert(1, a); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:610:13 [INFO] [stderr] | [INFO] [stderr] 610 | let insert = m.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:620:13 [INFO] [stderr] | [INFO] [stderr] 620 | let insert = m.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:638:21 [INFO] [stderr] | [INFO] [stderr] 638 | let insert = m.insert(i, i); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:664:21 [INFO] [stderr] | [INFO] [stderr] 664 | let insert = m.insert(i, i); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `g` [INFO] [stderr] --> src/std/map/hash_map.rs:673:21 [INFO] [stderr] | [INFO] [stderr] 673 | let g = m2.remove(&i); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:458:21 [INFO] [stderr] | [INFO] [stderr] 458 | let insert = m1.push(2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:463:21 [INFO] [stderr] | [INFO] [stderr] 463 | let insert = m2.push(2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:482:25 [INFO] [stderr] | [INFO] [stderr] 482 | let insert = m1.push(i); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:489:25 [INFO] [stderr] | [INFO] [stderr] 489 | let insert = m2.push(i); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:500:13 [INFO] [stderr] | [INFO] [stderr] 500 | let insert = m.push(2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:520:13 [INFO] [stderr] | [INFO] [stderr] 520 | let insert = m.push(a); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/std/vec/mod.rs:534:13 [INFO] [stderr] | [INFO] [stderr] 534 | for i in 0..1000000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/std/vec/mod.rs:543:13 [INFO] [stderr] | [INFO] [stderr] 543 | for i in 0..1000000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:557:13 [INFO] [stderr] | [INFO] [stderr] 557 | let insert = m.push(2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:566:13 [INFO] [stderr] | [INFO] [stderr] 566 | let insert = m.push(2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/queue/array_queue.rs:481:9 [INFO] [stderr] | [INFO] [stderr] 481 | q.push(1); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 481 | let _ = q.push(1); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/queue/array_queue.rs:482:9 [INFO] [stderr] | [INFO] [stderr] 482 | q.push(2); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 482 | let _ = q.push(2); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/queue/array_queue.rs:483:9 [INFO] [stderr] | [INFO] [stderr] 483 | q.push(3); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 483 | let _ = q.push(3); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/condvar.rs:211:9 [INFO] [stderr] | [INFO] [stderr] 211 | c.notify_one(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 211 | let _ = c.notify_one(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/condvar.rs:212:9 [INFO] [stderr] | [INFO] [stderr] 212 | c.notify_all(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 212 | let _ = c.notify_all(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/condvar.rs:225:13 [INFO] [stderr] | [INFO] [stderr] 225 | c2.notify_one(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 225 | let _ = c2.notify_one(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/condvar.rs:260:9 [INFO] [stderr] | [INFO] [stderr] 260 | cond.notify_all(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 260 | let _ = cond.notify_all(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/condvar.rs:280:13 [INFO] [stderr] | [INFO] [stderr] 280 | c2.notify_one(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 280 | let _ = c2.notify_one(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/condvar.rs:300:13 [INFO] [stderr] | [INFO] [stderr] 300 | c2.notify_one(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 300 | let _ = c2.notify_one(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/condvar.rs:357:9 [INFO] [stderr] | [INFO] [stderr] 357 | cond.notify_all(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 357 | let _ = cond.notify_all(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/mutex.rs:393:13 [INFO] [stderr] | [INFO] [stderr] 393 | cvar.notify_one(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 393 | let _ = cvar.notify_one(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/mutex.rs:415:13 [INFO] [stderr] | [INFO] [stderr] 415 | cvar.notify_one(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 415 | let _ = cvar.notify_one(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/std/sync/once.rs:83:20 [INFO] [stderr] | [INFO] [stderr] 83 | panic!(format!("once failed inside run: {} is not 1", o.value())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 83 - panic!(format!("once failed inside run: {} is not 1", o.value())); [INFO] [stderr] 83 + panic!("once failed inside run: {} is not 1", o.value()); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/once.rs:85:9 [INFO] [stderr] | [INFO] [stderr] 85 | s.send(true); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 85 | let _ = s.send(true); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/once.rs:108:13 [INFO] [stderr] | [INFO] [stderr] 108 | r.recv(); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 108 | let _ = r.recv(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/std/sync/once.rs:111:20 [INFO] [stderr] | [INFO] [stderr] 111 | panic!(format!("once failed outside run: {} is not 1", one.value())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 111 - panic!(format!("once failed outside run: {} is not 1", one.value())); [INFO] [stderr] 111 + panic!("once failed outside run: {} is not 1", one.value()); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/once.rs:118:9 [INFO] [stderr] | [INFO] [stderr] 118 | / catch_unwind(|| { [INFO] [stderr] 119 | | once.r#do(|| { [INFO] [stderr] 120 | | panic!("failed"); [INFO] [stderr] 121 | | }); [INFO] [stderr] 122 | | }); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 118 | let _ = catch_unwind(|| { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/rwlock.rs:641:13 [INFO] [stderr] | [INFO] [stderr] 641 | cond.notify_all(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 641 | let _ = cond.notify_all(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/channel.rs:456:13 [INFO] [stderr] | [INFO] [stderr] 456 | tx.send(1); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 456 | let _ = tx.send(1); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/channel.rs:459:13 [INFO] [stderr] | [INFO] [stderr] 459 | tx.send(2); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 459 | let _ = tx.send(2); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/io/stream_chan.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | s.send(Some(Ok(1))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 53 | let _ = s.send(Some(Ok(1))); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/io/stream_chan.rs:54:9 [INFO] [stderr] | [INFO] [stderr] 54 | s.send(None); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 54 | let _ = s.send(None); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/io/stream_chan.rs:64:9 [INFO] [stderr] | [INFO] [stderr] 64 | s.send(Some(Ok(1))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 64 | let _ = s.send(Some(Ok(1))); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/io/stream_chan.rs:65:9 [INFO] [stderr] | [INFO] [stderr] 65 | s.send(None); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 65 | let _ = s.send(None); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/time/tick.rs:130:9 [INFO] [stderr] | [INFO] [stderr] 130 | t.stop(); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 130 | let _ = t.stop(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stderr] --> src/std/map/btree_map.rs:504:25 [INFO] [stderr] | [INFO] [stderr] 504 | assert_eq!(2, *g.deref()); [INFO] [stderr] | ^^^^^^^^ help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] = note: the type `i32` does not implement `Deref`, so calling `deref` on `&i32` copies the reference, which does not do anything and can be removed [INFO] [stderr] = note: `#[warn(noop_method_call)]` on by default [INFO] [stderr] [INFO] [stderr] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stderr] --> src/std/map/hash_map.rs:640:33 [INFO] [stderr] | [INFO] [stderr] 640 | assert_eq!(i, *g.deref()); [INFO] [stderr] | ^^^^^^^^ help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] = note: the type `i32` does not implement `Deref`, so calling `deref` on `&i32` copies the reference, which does not do anything and can be removed [INFO] [stderr] [INFO] [stderr] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stderr] --> src/std/map/hash_map.rs:666:33 [INFO] [stderr] | [INFO] [stderr] 666 | assert_eq!(i, *g.deref()); [INFO] [stderr] | ^^^^^^^^ help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] = note: the type `i32` does not implement `Deref`, so calling `deref` on `&i32` copies the reference, which does not do anything and can be removed [INFO] [stderr] [INFO] [stderr] warning: `mco` (lib) generated 8 warnings (run `cargo fix --lib -p mco` to apply 2 suggestions) [INFO] [stderr] warning: `mco` (lib test) generated 95 warnings (8 duplicates) (run `cargo fix --lib -p mco --tests` to apply 48 suggestions) [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> tests/channel.rs:16:13 [INFO] [stderr] | [INFO] [stderr] 16 | s1.send(1); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 16 | let _ = s1.send(1); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> tests/channel.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | s1.send(1); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 30 | let _ = s1.send(1); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> tests/lib.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | unsafe { j.coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> tests/lib.rs:71:5 [INFO] [stderr] | [INFO] [stderr] 71 | unsafe { j.coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: `mco` (test "channel") generated 2 warnings [INFO] [stderr] warning: `mco` (test "lib") generated 2 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mco-0a434719d5d1c66d) [INFO] [stdout] [INFO] [stdout] running 169 tests [INFO] [stdout] test os::unix::net::test::abstract_namespace_not_allowed ... ok [INFO] [stdout] test os::unix::net::test::long_path ... ok [INFO] [stdout] test std::io::stream_chan::test::test_foreach ... ok [INFO] [stdout] test std::io::stream_chan::test::test_map ... ok [INFO] [stdout] test std::blocking::test::test_spawn_blocking ... ok [INFO] [stdout] test std::blocking::test::test_spawn_panic ... ok [INFO] [stdout] test std::lazy::imp::tests::smoke_once ... ok [INFO] [stdout] test std::lazy::imp::tests::test_size ... ok [INFO] [stdout] test std::lazy::imp::tests::poison_bad ... ok [INFO] [stdout] test std::map::btree_map::test::test_empty ... ok [INFO] [stdout] test std::map::btree_map::test::test_get ... ok [INFO] [stdout] test std::map::btree_map::test::test_insert ... ok [INFO] [stdout] test std::map::btree_map::test::test_insert2 ... ok [INFO] [stdout] test std::map::btree_map::test::test_iter ... ok [INFO] [stdout] test std::map::btree_map::test::test_iter_mut ... ok [INFO] [stdout] test std::map::hash_map::test::test_debug ... ok [INFO] [stdout] test std::map::hash_map::test::test_empty ... ok [INFO] [stdout] test std::map::hash_map::test::test_get ... ok [INFO] [stdout] test std::map::hash_map::test::test_insert ... ok [INFO] [stdout] test std::map::hash_map::test::test_insert2 ... ok [INFO] [stdout] test std::lazy::imp::tests::wait_for_force_to_finish ... ok [INFO] [stdout] test os::unix::net::test::timeouts ... ok [INFO] [stdout] test os::unix::net::test::pair ... ok [INFO] [stdout] test std::lazy::imp::tests::stampede_once ... ok [INFO] [stdout] test os::unix::net::test::test_unnamed_unix_datagram ... ok [INFO] [stdout] test os::unix::net::test::try_clone ... ok [INFO] [stdout] test std::map::hash_map::test::test_iter ... ok [INFO] [stdout] test std::map::hash_map::test::test_iter_mut ... ok [INFO] [stdout] test os::unix::net::test::test_connect_unix_datagram ... ok [INFO] [stdout] test os::unix::net::test::datagram_pair ... ok [INFO] [stdout] test os::unix::net::test::basic ... ok [INFO] [stdout] test os::unix::net::test::test_unix_datagram ... ok [INFO] [stdout] test os::unix::net::test::iter ... ok [INFO] [stdout] test os::unix::net::test::test_unix_datagram_recv ... ok [INFO] [stdout] test std::map::hash_map::test::test_remove ... ok [INFO] [stdout] test std::queue::array_queue::test::test_insert ... ok [INFO] [stdout] test std::queue::mpsc_list_v1::tests::test_queue ... ok [INFO] [stdout] test std::queue::mpsc_list::tests::test_queue ... ok [INFO] [stdout] test std::sync::channel::tests::chan_gone_concurrent ... ok [INFO] [stdout] test std::sync::channel::tests::drop_full_shared ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_multi_thread_close_stress ... ok [INFO] [stdout] test std::sync::channel::tests::drop_full ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_multi_task_recv_then_send ... ok [INFO] [stdout] test std::sync::channel::tests::destroy_upgraded_shared_port_when_sender_still_active ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_close_chan_first ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_close_port_first ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_peek_close ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_peek_data ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_multi_thread_send_recv_stress ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_multi_task_recv_then_close ... ok [INFO] [stdout] test std::sync::channel::tests::no_runtime ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_multi_thread_recv_close_stress ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_peek_open ... ok [INFO] [stdout] test std::queue::mpsc_list::tests::test ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_multi_thread_send_close_stress ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_send_then_recv ... ok [INFO] [stdout] test std::queue::mpsc_list_v1::tests::test ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_try_recv_closed ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_try_recv_open ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_try_send_closed ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_send_port_close ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_recv_timeout ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_recv_chan_close ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_try_send_open ... ok [INFO] [stdout] test std::sync::channel::tests::port_gone_concurrent1 ... ok [INFO] [stdout] test std::sync::channel::tests::recv_from_outside_runtime ... ok [INFO] [stdout] test std::sync::channel::tests::port_gone_concurrent ... ok [INFO] [stdout] test std::sync::channel::tests::recv_timeout_upgrade ... ok [INFO] [stdout] test std::sync::channel::tests::smoke_chan_gone ... ok [INFO] [stdout] test std::sync::channel::tests::send_from_outside_runtime ... ok [INFO] [stdout] test std::sync::channel::tests::smoke_chan_gone_shared ... ok [INFO] [stdout] test std::sync::channel::tests::smoke ... ok [INFO] [stdout] test std::sync::channel::tests::smoke_coroutine ... ok [INFO] [stdout] test std::sync::channel::tests::smoke_port_gone ... ok [INFO] [stdout] test std::sync::channel::tests::smoke_shared ... ok [INFO] [stdout] test std::sync::channel::tests::smoke_shared_port_gone2 ... ok [INFO] [stdout] test std::sync::channel::tests::smoke_threads ... ok [INFO] [stdout] test std::sync::channel::tests::shared_recv_timeout ... ok [INFO] [stdout] test std::sync::channel::tests::port_gone_concurrent_shared ... ok [INFO] [stdout] test std::sync::channel::tests::stream_send_recv_stress ... ok [INFO] [stdout] test std::sync::channel::tests::recv_a_lot ... ok [INFO] [stdout] test std::sync::channel::tests::test_recv_into_iter_borrowed ... ok [INFO] [stdout] test std::sync::channel::tests::test_nested_recv_iter ... ok [INFO] [stdout] test std::sync::channel::tests::stress_mutli_recv ... ok [INFO] [stdout] test std::sync::channel::tests::test_recv_iter_break ... ok [INFO] [stdout] test std::sync::channel::tests::try_recv_states ... ok [INFO] [stdout] test std::sync::channel::tests::test_recv_try_iter ... ok [INFO] [stdout] test std::sync::channel::tests::test_recv_into_iter_owned ... ok [INFO] [stdout] test std::sync::channel::tests::stress ... ok [INFO] [stdout] test std::sync::condvar::tests::notify_one ... ok [INFO] [stdout] test std::sync::condvar::tests::smoke ... ok [INFO] [stdout] test std::sync::condvar::tests::test_condvar_canceled ... ok [INFO] [stdout] test std::sync::condvar::tests::two_mutexes - should panic ... ok [INFO] [stdout] test std::sync::condvar::tests::wait_timeout ... ok [INFO] [stdout] test std::sync::condvar::tests::notify_all ... ok [INFO] [stdout] test std::sync::mutex::tests::smoke ... ok [INFO] [stdout] test std::sync::mutex::tests::test_arc_condvar_poison ... ok [INFO] [stdout] test std::sync::mutex::tests::test_get_mut ... ok [INFO] [stdout] test std::sync::channel::tests::stress_shared ... ok [INFO] [stdout] test std::sync::mutex::tests::test_into_inner_drop ... ok [INFO] [stdout] test std::sync::mutex::tests::test_into_inner ... ok [INFO] [stdout] test std::sync::mutex::tests::test_get_mut_poison ... ok [INFO] [stdout] test std::sync::mutex::tests::test_mutex_arc_access_in_unwind ... ok [INFO] [stdout] test std::sync::mutex::tests::test_mutex_arc_condvar ... ok [INFO] [stdout] test std::sync::mutex::tests::test_into_inner_poison ... ok [INFO] [stdout] test std::sync::mutex::tests::test_mutex_arc_nested ... ok [INFO] [stdout] test std::sync::mutex::tests::test_mutex_arc_poison ... ok [INFO] [stdout] test std::sync::mutex::tests::test_mutex_unsized ... ok [INFO] [stdout] test std::sync::mutex::tests::try_lock ... ok [INFO] [stdout] test std::sync::once::test::test_once ... ok [INFO] [stdout] test std::sync::once::test::test_once_panic ... ok [INFO] [stdout] test std::sync::channel::tests::shared_chan_stress ... ok [INFO] [stdout] test std::sync::rwlock::tests::smoke ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_get_mut ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_get_mut_poison ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_into_inner ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_into_inner_drop ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_into_inner_poison ... ok [INFO] [stdout] test std::sync::mutex::tests::lots_and_lots ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rw_arc ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rw_arc_access_in_unwind ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rw_arc_no_poison_rr ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rw_arc_no_poison_rw ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rw_arc_poison_wr ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rw_arc_poison_ww ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rwlock_read_canceled ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rwlock_try_write ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rwlock_unsized ... ok [INFO] [stdout] test std::sync::semphore::tests::sanity_1 ... ok [INFO] [stdout] test std::sync::semphore::tests::sanity_2 ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rwlock_write_canceled ... ok [INFO] [stdout] test std::sync::semphore::tests::test_semphore_co_timeout ... ok [INFO] [stdout] test std::map::hash_map::test::test_smoke2 ... ok [INFO] [stdout] test std::sync::sync_flag::tests::sanity_test ... ok [INFO] [stdout] test std::sync::channel::tests::stress_recv_timeout_two_threads ... ok [INFO] [stdout] test std::map::hash_map::test::test_smoke3 ... ok [INFO] [stdout] test std::sync::mutex::tests::test_mutex_canceled ... ok [INFO] [stdout] test std::sync::semphore::tests::test_semphore_canceled ... ok [INFO] [stdout] test std::sync::semphore::tests::test_semphore_thread_timeout ... ok [INFO] [stdout] test std::time::time::test::test_mon ... ok [INFO] [stdout] test std::time::time::test::test_parse ... ok [INFO] [stdout] test std::sync::sync_flag::tests::test_syncflag_co_timeout ... ok [INFO] [stdout] test std::vec::test::test_debug ... ok [INFO] [stdout] test std::vec::test::test_empty ... ok [INFO] [stdout] test std::vec::test::test_get ... ok [INFO] [stdout] test std::sync::sync_flag::tests::test_syncflag_thread_timeout ... ok [INFO] [stdout] test std::sync::mutex::tests::test_mutex_canceled_by_other_wait ... ok [INFO] [stdout] test std::vec::test::test_iter ... ok [INFO] [stdout] test std::vec::test::test_iter_mut ... ok [INFO] [stdout] test std::vec::test::test_push ... ok [INFO] [stdout] test std::vec::test::test_push2 ... ok [INFO] [stdout] test std::vec::test::test_remove ... ok [INFO] [stdout] test std::sync::sync_flag::tests::test_syncflag_canceled ... ok [INFO] [stdout] test std::vec::test::test_insert4 ... ok [INFO] [stdout] test std::map::hash_map::test::test_insert4 ... ok [INFO] [stdout] test os::unix::net::test::test_read_timeout ... ok [INFO] [stdout] test os::unix::net::test::test_read_with_timeout ... ok [INFO] [stdout] test std::sync::channel::tests::stress_recv_timeout_shared ... ok [INFO] [stdout] test std::sync::rwlock::tests::frob ... ok [INFO] [stdout] test std::time::time::test::test_eq ... ok [INFO] [stdout] test std::vec::test::test_insert3 ... ok [INFO] [stdout] test std::map::btree_map::test::test_insert3 ... ok [INFO] [stdout] test std::map::hash_map::test::test_insert3 ... ok [INFO] [stdout] test timeout_list::tests::test_timeout_list ... ok [INFO] [stdout] test std::sync::channel::tests::wait_test ... ok [INFO] [stdout] test std::time::time::test::test_smoke ... ok [INFO] [stdout] test std::time::tick::test::test_tick ... ok [INFO] [stdout] test std::vec::test::test_remove2 ... ok [INFO] [stdout] test std::map::hash_map::test::test_remove2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 169 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 21.60s [INFO] [stdout] [INFO] [stderr] Running tests/channel.rs (/opt/rustwide/target/debug/deps/channel-2a3020bc43896a7b) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test channel_recv ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.03s [INFO] [stdout] [INFO] [stderr] Running tests/cqueue.rs (/opt/rustwide/target/debug/deps/cqueue-5a9beaa6ed307aa7) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test cqueue_poll ... ok [INFO] [stdout] test cqueue_in_coroutine ... ok [INFO] [stdout] test cqueue_oneshot ... ok [INFO] [stdout] test cqueue_timeout ... ok [INFO] [stdout] test cqueue_select ... ok [INFO] [stdout] test cqueue_drop ... ok [INFO] [stdout] test cqueue_loop ... ok [INFO] [stdout] test cqueue_panic_in_select - should panic ... ok [INFO] [stdout] test cqueue_panic - should panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.16s [INFO] [stdout] [INFO] [stderr] Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-c2dc156ac421aa48) [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test coroutine_result ... ok [INFO] [stdout] test one_coroutine ... ok [INFO] [stdout] test scoped_coroutine ... ok [INFO] [stdout] test wait_join ... ok [INFO] [stdout] test co_with_macro ... ok [INFO] [stdout] test test_yield ... ok [INFO] [stdout] test yield_from_gen ... ok [INFO] [stdout] test cancel_coroutine ... ok [INFO] [stdout] test cancel_io_coroutine ... ok [INFO] [stdout] test park_timeout ... ok [INFO] [stdout] test unpark ... ok [INFO] [stdout] test panic_coroutine ... ok [INFO] [stdout] test multi_yield ... ok [INFO] [stdout] test multi_coroutine ... ok [INFO] [stdout] test spawn_inside ... ok [INFO] [stdout] test test_sleep ... ok [INFO] [stdout] test join_macro ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.01s [INFO] [stdout] [INFO] [stderr] Running tests/local.rs (/opt/rustwide/target/debug/deps/local-9d2b91a9817f94da) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test local_in_thread ... ok [INFO] [stdout] test coroutine_local ... ok [INFO] [stdout] test coroutine_local_many ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests mco [INFO] [stdout] [INFO] [stdout] running 112 tests [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::local_addr (line 752) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::peer_addr (line 771) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::pair (line 681) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::Incoming (line 567) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::bind (line 639) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::connect (line 710) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::read_timeout (line 996) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram (line 609) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::recv (line 832) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::set_read_timeout (line 956) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::send (line 912) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::set_write_timeout (line 979) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::recv_from (line 790) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::send_to (line 871) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::try_clone (line 736) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::take_error (line 1043) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::shutdown (line 1061) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::write_timeout (line 1012) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener::accept (line 398) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::unbound (line 659) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener (line 332) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener::local_addr (line 457) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener::bind (line 374) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener::incoming (line 507) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener::set_nonblocking (line 472) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream (line 20) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener::try_clone (line 441) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::connect (line 56) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener::take_error (line 487) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::local_addr (line 131) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::pair (line 89) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::peer_addr (line 145) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::read_timeout (line 199) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::set_write_timeout (line 183) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::set_nonblocking (line 231) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::shutdown (line 265) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::set_read_timeout (line 163) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::try_clone (line 116) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::take_error (line 245) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::write_timeout (line 215) - compile ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 125) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 167) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 110) ... ok [INFO] [stdout] test src/std/defer/mod.rs - std::defer::defer (line 16) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 150) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 208) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 66) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::Lazy::force (line 1159) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 33) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell (line 777) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 84) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::Lazy (line 1080) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::get_mut (line 867) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::get_or_init (line 960) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::get_or_try_init (line 994) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::_dummy (line 1196) - compile fail ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::into_inner (line 1059) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::set (line 896) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::_dummy (line 1204) - compile fail ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::take (line 1027) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::take (line 1043) ... ok [INFO] [stdout] test src/macros.rs - macros::coroutine_local (line 205) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::try_insert (line 923) ... ok [INFO] [stdout] test src/std/blocking/mod.rs - std::blocking::spawn_blocking (line 7) ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::set_nonblocking (line 1029) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::Lazy (line 641) ... ok [INFO] [stdout] test src/macros.rs - macros::join (line 176) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::Lazy::force (line 716) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::Lazy::new (line 678) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell (line 349) ... ok [INFO] [stdout] test src/coroutine_impl.rs - coroutine_impl::Builder (line 199) ... ok [INFO] [stdout] test src/std/blocking/mod.rs - std::blocking::spawn_blocking (line 27) ... ok [INFO] [stdout] test src/macros.rs - macros::select_token (line 144) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::get_mut (line 443) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::get_or_init (line 521) ... ok [INFO] [stdout] test src/coroutine_impl.rs - coroutine_impl::Builder::spawn (line 333) ... ok [INFO] [stdout] test src/macros.rs - macros::select (line 121) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::get_or_try_init (line 554) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::into_inner (line 621) ... ok [INFO] [stdout] test src/coroutine_impl.rs - coroutine_impl::spawn (line 411) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::take (line 604) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::set (line 461) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::take (line 588) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::try_insert (line 482) ... ok [INFO] [stdout] test src/std/map/mod.rs - std::map::hash_map (line 9) ... ok [INFO] [stdout] test src/std/queue/seg_queue.rs - std::queue::seg_queue::SegQueue::new (line 169) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue::is_empty (line 316) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue::capacity (line 301) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue::new (line 89) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue::is_full (line 341) ... ok [INFO] [stdout] test src/std/map/btree_map.rs - std::map::btree_map::SyncMapImpl::get (line 195) ... ok [INFO] [stdout] test src/std/queue/seg_queue.rs - std::queue::seg_queue::SegQueue::is_empty (line 386) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue::len (line 365) ... ok [INFO] [stdout] test src/std/map/hash_map.rs - std::map::hash_map::SyncMapImpl::get (line 202) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue (line 36) ... ok [INFO] [stdout] test src/std/map/mod.rs - std::map::sync_hash_map (line 56) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue::push (line 146) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue::pop (line 225) ... ok [INFO] [stdout] test src/std/map/mod.rs - std::map::sync_btree_map (line 86) ... ok [INFO] [stdout] test src/std/queue/seg_queue.rs - std::queue::seg_queue::SegQueue::len (line 405) ... ok [INFO] [stdout] test src/std/queue/seg_queue.rs - std::queue::seg_queue::SegQueue (line 137) ... ok [INFO] [stdout] test src/std/queue/seg_queue.rs - std::queue::seg_queue::SegQueue::push (line 192) ... ok [INFO] [stdout] test src/std/queue/seg_queue.rs - std::queue::seg_queue::SegQueue::pop (line 286) ... ok [INFO] [stdout] test src/std/sync/semphore.rs - std::sync::semphore::Semphore (line 24) ... ok [INFO] [stdout] test src/std/sync/wait_group.rs - std::sync::wait_group::WaitGroup::new (line 86) ... ok [INFO] [stdout] test src/std/time/time.rs - std::time::time::Time::format (line 200) ... ok [INFO] [stdout] test src/std/sync/wait_group.rs - std::sync::wait_group::WaitGroup (line 25) ... ok [INFO] [stdout] test src/std/sync/channel.rs - std::sync::channel::chan (line 40) ... ok [INFO] [stdout] test src/std/sync/sync_flag.rs - std::sync::sync_flag::SyncFlag (line 26) ... ok [INFO] [stdout] test src/std/sync/wait_group.rs - std::sync::wait_group::WaitGroup::wait (line 99) ... ok [INFO] [stdout] test src/std/time/time.rs - std::time::time::Time::parse (line 241) ... ok [INFO] [stdout] test src/std/time/tick.rs - std::time::tick::Ticker (line 13) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 112 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.31s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2525b8bb94287ca0419175516f74bf4187d893cedc5d8f6205ee8a2eb3d30999", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2525b8bb94287ca0419175516f74bf4187d893cedc5d8f6205ee8a2eb3d30999", kill_on_drop: false }` [INFO] [stdout] 2525b8bb94287ca0419175516f74bf4187d893cedc5d8f6205ee8a2eb3d30999 [INFO] testing mco-0.1.44 against beta-2024-03-24 for beta-1.78-1 [INFO] extracting crate mco 0.1.44 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate mco 0.1.44 on toolchain beta-2024-03-24 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-03-24" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mco 0.1.44 [INFO] finished tweaking crates.io crate mco 0.1.44 [INFO] tweaked toml for crates.io crate mco 0.1.44 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-03-24" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-03-24" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-03-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cdfb108c4825c5c0b155db338777e0c54c04b4604223ae23a70a8accd3d07017 [INFO] running `Command { std: "docker" "start" "-a" "cdfb108c4825c5c0b155db338777e0c54c04b4604223ae23a70a8accd3d07017", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cdfb108c4825c5c0b155db338777e0c54c04b4604223ae23a70a8accd3d07017", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdfb108c4825c5c0b155db338777e0c54c04b4604223ae23a70a8accd3d07017", kill_on_drop: false }` [INFO] [stdout] cdfb108c4825c5c0b155db338777e0c54c04b4604223ae23a70a8accd3d07017 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-03-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 853944425fd1d90c0203bfde9f78f433121b7c09f6fb459e995cbc9a602a1761 [INFO] running `Command { std: "docker" "start" "-a" "853944425fd1d90c0203bfde9f78f433121b7c09f6fb459e995cbc9a602a1761", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling rustversion v1.0.14 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling powerfmt v0.2.0 [INFO] [stderr] Compiling smallvec v1.13.2 [INFO] [stderr] Compiling time-core v0.1.2 [INFO] [stderr] Compiling remove_dir_all v0.5.3 [INFO] [stderr] Compiling num_threads v0.1.7 [INFO] [stderr] Compiling num-conv v0.1.0 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling crossbeam-channel v0.5.12 [INFO] [stderr] Compiling crossbeam-queue v0.3.11 [INFO] [stderr] Compiling crossbeam-deque v0.8.5 [INFO] [stderr] Compiling mco-gen v0.1.1 [INFO] [stderr] Compiling mco v0.1.44 (/opt/rustwide/workdir) [INFO] [stderr] Compiling crossbeam v0.8.4 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling socket2 v0.4.10 [INFO] [stderr] Compiling nix v0.21.2 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling deranged v0.3.11 [INFO] [stderr] Compiling time v0.3.34 [INFO] [stdout] warning: unused import: `smallvec::SmallVec` [INFO] [stdout] --> src/io/sys/unix/epoll.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use smallvec::SmallVec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/tcp_listener_accpet.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/udp_recv_from.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/udp_send_to.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/unix_recv_from.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/unix_send_to.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/std/time/sys/unix.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | use libc::{self, time_t}; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `SyncMapImpl` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `SyncMapImpl` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `change_lifetime_const` in the value namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `change_lifetime_const` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `change_lifetime_mut` in the value namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `change_lifetime_mut` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `SyncMapRefMut` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `SyncMapRefMut` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `Iter` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `Iter` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `IterMut` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `IterMut` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> src/io/sys/unix/epoll.rs:163:13 [INFO] [stdout] | [INFO] [stdout] 163 | let ret = write(unsafe { self.vec.get_unchecked(id) }.evfd, buf); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.78s [INFO] running `Command { std: "docker" "inspect" "853944425fd1d90c0203bfde9f78f433121b7c09f6fb459e995cbc9a602a1761", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "853944425fd1d90c0203bfde9f78f433121b7c09f6fb459e995cbc9a602a1761", kill_on_drop: false }` [INFO] [stdout] 853944425fd1d90c0203bfde9f78f433121b7c09f6fb459e995cbc9a602a1761 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-03-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bc2bd3159a5dda01a0c606517f0f0ca02052112260e660dbd0cc0d389dd2dd75 [INFO] running `Command { std: "docker" "start" "-a" "bc2bd3159a5dda01a0c606517f0f0ca02052112260e660dbd0cc0d389dd2dd75", kill_on_drop: false }` [INFO] [stdout] warning: unused import: `smallvec::SmallVec` [INFO] [stdout] --> src/io/sys/unix/epoll.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use smallvec::SmallVec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/tcp_listener_accpet.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/udp_recv_from.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/udp_send_to.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/unix_recv_from.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/unix_send_to.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/std/time/sys/unix.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | use libc::{self, time_t}; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `SyncMapImpl` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `SyncMapImpl` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `change_lifetime_const` in the value namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `change_lifetime_const` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `change_lifetime_mut` in the value namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `change_lifetime_mut` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `SyncMapRefMut` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `SyncMapRefMut` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `Iter` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `Iter` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `IterMut` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `IterMut` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> src/io/sys/unix/epoll.rs:163:13 [INFO] [stdout] | [INFO] [stdout] 163 | let ret = write(unsafe { self.vec.get_unchecked(id) }.evfd, buf); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 14 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling mco v0.1.44 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/channel.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | s1.send(1); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 16 | let _ = s1.send(1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> tests/channel.rs:30:13 [INFO] [stdout] | [INFO] [stdout] 30 | s1.send(1); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 30 | let _ = s1.send(1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> tests/lib.rs:40:5 [INFO] [stdout] | [INFO] [stdout] 40 | unsafe { j.coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> tests/lib.rs:71:5 [INFO] [stdout] | [INFO] [stdout] 71 | unsafe { j.coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/timeout_list.rs:327:9 [INFO] [stdout] | [INFO] [stdout] 326 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] 327 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread` is imported redundantly [INFO] [stdout] --> src/timeout_list.rs:328:9 [INFO] [stdout] | [INFO] [stdout] 326 | use super::*; [INFO] [stdout] | -------- the item `thread` is already imported here [INFO] [stdout] 327 | use std::sync::Arc; [INFO] [stdout] 328 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Duration` is imported redundantly [INFO] [stdout] --> src/timeout_list.rs:329:9 [INFO] [stdout] | [INFO] [stdout] 326 | use super::*; [INFO] [stdout] | -------- the item `Duration` is already imported here [INFO] [stdout] ... [INFO] [stdout] 329 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `smallvec::SmallVec` [INFO] [stdout] --> src/io/sys/unix/epoll.rs:15:5 [INFO] [stdout] | [INFO] [stdout] 15 | use smallvec::SmallVec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/tcp_listener_accpet.rs:3:11 [INFO] [stdout] | [INFO] [stdout] 3 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/udp_recv_from.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/udp_send_to.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/unix_recv_from.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `std` is imported redundantly [INFO] [stdout] --> src/io/sys/unix/net/unix_send_to.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{self, io}; [INFO] [stdout] | ^^^^ the item `std` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `io` is imported redundantly [INFO] [stdout] --> src/os/unix/net.rs:1094:9 [INFO] [stdout] | [INFO] [stdout] 1094 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 1099 | use super::*; [INFO] [stdout] | -------- the item `io` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Duration` is imported redundantly [INFO] [stdout] --> src/os/unix/net.rs:1096:9 [INFO] [stdout] | [INFO] [stdout] 1096 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 1099 | use super::*; [INFO] [stdout] | -------- the item `Duration` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread` is imported redundantly [INFO] [stdout] --> src/std/queue/mpsc_list.rs:125:9 [INFO] [stdout] | [INFO] [stdout] 122 | use super::*; [INFO] [stdout] | -------- the item `thread` is already imported here [INFO] [stdout] ... [INFO] [stdout] 125 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `thread` is imported redundantly [INFO] [stdout] --> src/std/queue/mpsc_list_v1.rs:354:9 [INFO] [stdout] | [INFO] [stdout] 351 | use super::*; [INFO] [stdout] | -------- the item `thread` is already imported here [INFO] [stdout] ... [INFO] [stdout] 354 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `AtomicUsize` is imported redundantly [INFO] [stdout] --> src/std/sync/mutex.rs:255:29 [INFO] [stdout] | [INFO] [stdout] 252 | use super::*; [INFO] [stdout] | -------- the item `AtomicUsize` is already imported here [INFO] [stdout] ... [INFO] [stdout] 255 | use std::sync::atomic::{AtomicUsize, Ordering}; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ordering` is imported redundantly [INFO] [stdout] --> src/std/sync/mutex.rs:255:42 [INFO] [stdout] | [INFO] [stdout] 252 | use super::*; [INFO] [stdout] | -------- the item `Ordering` is already imported here [INFO] [stdout] ... [INFO] [stdout] 255 | use std::sync::atomic::{AtomicUsize, Ordering}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/std/sync/mutex.rs:256:9 [INFO] [stdout] | [INFO] [stdout] 252 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 256 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `defer` [INFO] [stdout] --> src/std/sync/once.rs:56:23 [INFO] [stdout] | [INFO] [stdout] 56 | use crate::{chan, defer}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/std/sync/semphore.rs:179:9 [INFO] [stdout] | [INFO] [stdout] 176 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] ... [INFO] [stdout] 179 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Duration` is imported redundantly [INFO] [stdout] --> src/std/sync/semphore.rs:181:9 [INFO] [stdout] | [INFO] [stdout] 176 | use super::*; [INFO] [stdout] | -------- the item `Duration` is already imported here [INFO] [stdout] ... [INFO] [stdout] 181 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Arc` is imported redundantly [INFO] [stdout] --> src/std/sync/sync_flag.rs:158:9 [INFO] [stdout] | [INFO] [stdout] 157 | use super::*; [INFO] [stdout] | -------- the item `Arc` is already imported here [INFO] [stdout] 158 | use std::sync::Arc; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Duration` is imported redundantly [INFO] [stdout] --> src/std/sync/sync_flag.rs:160:9 [INFO] [stdout] | [INFO] [stdout] 157 | use super::*; [INFO] [stdout] | -------- the item `Duration` is already imported here [INFO] [stdout] ... [INFO] [stdout] 160 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `RecvTimeoutError` is imported redundantly [INFO] [stdout] --> src/std/sync/channel.rs:437:27 [INFO] [stdout] | [INFO] [stdout] 433 | use super::*; [INFO] [stdout] | -------- the item `RecvTimeoutError` is already imported here [INFO] [stdout] ... [INFO] [stdout] 437 | use std::sync::mpsc::{RecvTimeoutError, TryRecvError}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `TryRecvError` is imported redundantly [INFO] [stdout] --> src/std/sync/channel.rs:437:45 [INFO] [stdout] | [INFO] [stdout] 433 | use super::*; [INFO] [stdout] | -------- the item `TryRecvError` is already imported here [INFO] [stdout] ... [INFO] [stdout] 437 | use std::sync::mpsc::{RecvTimeoutError, TryRecvError}; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Duration` is imported redundantly [INFO] [stdout] --> src/std/sync/channel.rs:439:9 [INFO] [stdout] | [INFO] [stdout] 433 | use super::*; [INFO] [stdout] | -------- the item `Duration` is already imported here [INFO] [stdout] ... [INFO] [stdout] 439 | use std::time::Duration; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `TryStream` [INFO] [stdout] --> src/std/io/stream_chan.rs:46:38 [INFO] [stdout] | [INFO] [stdout] 46 | use crate::std::io::{ChanStream, TryStream}; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::ControlFlow` [INFO] [stdout] --> src/std/io/stream_chan.rs:48:9 [INFO] [stdout] | [INFO] [stdout] 48 | use std::ops::ControlFlow; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `libc` is imported redundantly [INFO] [stdout] --> src/std/time/sys/unix.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | use libc::{self, time_t}; [INFO] [stdout] | ^^^^ the item `libc` is already defined by prelude [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::BTreeMap` [INFO] [stdout] --> src/std/map/btree_map.rs:446:9 [INFO] [stdout] | [INFO] [stdout] 446 | use std::collections::BTreeMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stdout] --> src/std/map/btree_map.rs:448:9 [INFO] [stdout] | [INFO] [stdout] 448 | use std::sync::atomic::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::sleep` [INFO] [stdout] --> src/std/map/hash_map.rs:458:9 [INFO] [stdout] | [INFO] [stdout] 458 | use crate::sleep; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/std/map/hash_map.rs:461:9 [INFO] [stdout] | [INFO] [stdout] 461 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stdout] --> src/std/map/hash_map.rs:463:9 [INFO] [stdout] | [INFO] [stdout] 463 | use std::sync::atomic::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `SyncMapImpl` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `SyncMapImpl` in the type namespace is also re-exported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `change_lifetime_const` in the value namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `change_lifetime_const` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `change_lifetime_mut` in the value namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `change_lifetime_mut` in the value namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `SyncMapRefMut` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `SyncMapRefMut` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `Iter` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `Iter` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: ambiguous glob re-exports [INFO] [stdout] --> src/std/map/mod.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | pub use btree_map::*; [INFO] [stdout] | ^^^^^^^^^^^^ the name `IterMut` in the type namespace is first re-exported here [INFO] [stdout] 5 | pub use hash_map::*; [INFO] [stdout] | ----------- but the name `IterMut` in the type namespace is also re-exported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::sleep` [INFO] [stdout] --> src/std/vec/mod.rs:406:9 [INFO] [stdout] | [INFO] [stdout] 406 | use crate::sleep; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::ops::Deref` [INFO] [stdout] --> src/std/vec/mod.rs:409:9 [INFO] [stdout] | [INFO] [stdout] 409 | use std::ops::Deref; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stdout] --> src/std/vec/mod.rs:410:9 [INFO] [stdout] | [INFO] [stdout] 410 | use std::sync::atomic::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/io/sys/unix/co_io.rs:236:5 [INFO] [stdout] | [INFO] [stdout] 236 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_attributes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/std/queue/mpsc_list.rs:120:5 [INFO] [stdout] | [INFO] [stdout] 120 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/std/queue/mpsc_list_v1.rs:349:5 [INFO] [stdout] | [INFO] [stdout] 349 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/std/sync/condvar.rs:198:5 [INFO] [stdout] | [INFO] [stdout] 198 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/std/sync/mutex.rs:250:5 [INFO] [stdout] | [INFO] [stdout] 250 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/std/sync/rwlock.rs:326:5 [INFO] [stdout] | [INFO] [stdout] 326 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/std/sync/semphore.rs:174:5 [INFO] [stdout] | [INFO] [stdout] 174 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: crate-level attribute should be in the root module [INFO] [stdout] --> src/std/sync/sync_flag.rs:155:5 [INFO] [stdout] | [INFO] [stdout] 155 | #![feature(test)] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable statement [INFO] [stdout] --> src/std/blocking/mod.rs:74:13 [INFO] [stdout] | [INFO] [stdout] 73 | panic!("e"); [INFO] [stdout] | ----------- any code following this expression is unreachable [INFO] [stdout] 74 | return 1; [INFO] [stdout] | ^^^^^^^^^ unreachable statement [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unreachable_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `ret` [INFO] [stdout] --> src/io/sys/unix/epoll.rs:163:13 [INFO] [stdout] | [INFO] [stdout] 163 | let ret = write(unsafe { self.vec.get_unchecked(id) }.evfd, buf); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/std/sync/condvar.rs:346:13 [INFO] [stdout] | [INFO] [stdout] 346 | unsafe { vec[i].coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/std/sync/mutex.rs:523:9 [INFO] [stdout] | [INFO] [stdout] 523 | unsafe { h1.coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/std/sync/mutex.rs:564:9 [INFO] [stdout] | [INFO] [stdout] 564 | unsafe { h1.coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/std/sync/once.rs:97:13 [INFO] [stdout] | [INFO] [stdout] 97 | for i in 0..n { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/std/sync/once.rs:107:13 [INFO] [stdout] | [INFO] [stdout] 107 | for i in 0..n { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/std/sync/rwlock.rs:634:9 [INFO] [stdout] | [INFO] [stdout] 634 | unsafe { vec[cancel_id - 1].coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/std/sync/rwlock.rs:684:9 [INFO] [stdout] | [INFO] [stdout] 684 | unsafe { h.coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/std/sync/semphore.rs:260:9 [INFO] [stdout] | [INFO] [stdout] 260 | unsafe { h1.coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary `unsafe` block [INFO] [stdout] --> src/std/sync/sync_flag.rs:199:9 [INFO] [stdout] | [INFO] [stdout] 199 | unsafe { h1.coroutine().cancel() }; [INFO] [stdout] | ^^^^^^ unnecessary `unsafe` block [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/std/io/stream_chan.rs:55:13 [INFO] [stdout] | [INFO] [stdout] 55 | let mut c = ChanStream { recv: r, send: s }; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/std/io/stream_chan.rs:66:13 [INFO] [stdout] | [INFO] [stdout] 66 | let mut c = ChanStream { recv: r, send: s }; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/std/time/tick.rs:122:13 [INFO] [stdout] | [INFO] [stdout] 122 | let mut t = Arc::new(Ticker::new(Duration::from_secs(1))); [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/std/time/time.rs:566:13 [INFO] [stdout] | [INFO] [stdout] 566 | let mut now = Time::now(); [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/btree_map.rs:487:21 [INFO] [stdout] | [INFO] [stdout] 487 | let insert = m1.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/btree_map.rs:492:21 [INFO] [stdout] | [INFO] [stdout] 492 | let insert = m2.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/btree_map.rs:502:13 [INFO] [stdout] | [INFO] [stdout] 502 | let insert = m.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/btree_map.rs:510:13 [INFO] [stdout] | [INFO] [stdout] 510 | let insert = m.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/btree_map.rs:520:13 [INFO] [stdout] | [INFO] [stdout] 520 | let insert = m.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:511:21 [INFO] [stdout] | [INFO] [stdout] 511 | let insert = m1.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:516:21 [INFO] [stdout] | [INFO] [stdout] 516 | let insert = m2.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:535:25 [INFO] [stdout] | [INFO] [stdout] 535 | let insert = m1.insert(i, i); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:542:25 [INFO] [stdout] | [INFO] [stdout] 542 | let insert = m2.insert(i, i); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:553:13 [INFO] [stdout] | [INFO] [stdout] 553 | let insert = m.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:573:13 [INFO] [stdout] | [INFO] [stdout] 573 | let insert = m.insert(1, a); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:610:13 [INFO] [stdout] | [INFO] [stdout] 610 | let insert = m.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:620:13 [INFO] [stdout] | [INFO] [stdout] 620 | let insert = m.insert(1, 2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:638:21 [INFO] [stdout] | [INFO] [stdout] 638 | let insert = m.insert(i, i); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/map/hash_map.rs:664:21 [INFO] [stdout] | [INFO] [stdout] 664 | let insert = m.insert(i, i); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `g` [INFO] [stdout] --> src/std/map/hash_map.rs:673:21 [INFO] [stdout] | [INFO] [stdout] 673 | let g = m2.remove(&i); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:458:21 [INFO] [stdout] | [INFO] [stdout] 458 | let insert = m1.push(2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:463:21 [INFO] [stdout] | [INFO] [stdout] 463 | let insert = m2.push(2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:482:25 [INFO] [stdout] | [INFO] [stdout] 482 | let insert = m1.push(i); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:489:25 [INFO] [stdout] | [INFO] [stdout] 489 | let insert = m2.push(i); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:500:13 [INFO] [stdout] | [INFO] [stdout] 500 | let insert = m.push(2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:520:13 [INFO] [stdout] | [INFO] [stdout] 520 | let insert = m.push(a); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/std/vec/mod.rs:534:13 [INFO] [stdout] | [INFO] [stdout] 534 | for i in 0..1000000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `i` [INFO] [stdout] --> src/std/vec/mod.rs:543:13 [INFO] [stdout] | [INFO] [stdout] 543 | for i in 0..1000000 { [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:557:13 [INFO] [stdout] | [INFO] [stdout] 557 | let insert = m.push(2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `insert` [INFO] [stdout] --> src/std/vec/mod.rs:566:13 [INFO] [stdout] | [INFO] [stdout] 566 | let insert = m.push(2); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/queue/array_queue.rs:481:9 [INFO] [stdout] | [INFO] [stdout] 481 | q.push(1); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 481 | let _ = q.push(1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/queue/array_queue.rs:482:9 [INFO] [stdout] | [INFO] [stdout] 482 | q.push(2); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 482 | let _ = q.push(2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/queue/array_queue.rs:483:9 [INFO] [stdout] | [INFO] [stdout] 483 | q.push(3); [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 483 | let _ = q.push(3); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/condvar.rs:211:9 [INFO] [stdout] | [INFO] [stdout] 211 | c.notify_one(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 211 | let _ = c.notify_one(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/condvar.rs:212:9 [INFO] [stdout] | [INFO] [stdout] 212 | c.notify_all(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 212 | let _ = c.notify_all(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/condvar.rs:225:13 [INFO] [stdout] | [INFO] [stdout] 225 | c2.notify_one(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 225 | let _ = c2.notify_one(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/condvar.rs:260:9 [INFO] [stdout] | [INFO] [stdout] 260 | cond.notify_all(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 260 | let _ = cond.notify_all(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/condvar.rs:280:13 [INFO] [stdout] | [INFO] [stdout] 280 | c2.notify_one(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 280 | let _ = c2.notify_one(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/condvar.rs:300:13 [INFO] [stdout] | [INFO] [stdout] 300 | c2.notify_one(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 300 | let _ = c2.notify_one(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/condvar.rs:357:9 [INFO] [stdout] | [INFO] [stdout] 357 | cond.notify_all(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 357 | let _ = cond.notify_all(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/mutex.rs:393:13 [INFO] [stdout] | [INFO] [stdout] 393 | cvar.notify_one(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 393 | let _ = cvar.notify_one(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/mutex.rs:415:13 [INFO] [stdout] | [INFO] [stdout] 415 | cvar.notify_one(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 415 | let _ = cvar.notify_one(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/std/sync/once.rs:83:20 [INFO] [stdout] | [INFO] [stdout] 83 | panic!(format!("once failed inside run: {} is not 1", o.value())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 83 - panic!(format!("once failed inside run: {} is not 1", o.value())); [INFO] [stdout] 83 + panic!("once failed inside run: {} is not 1", o.value()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/once.rs:85:9 [INFO] [stdout] | [INFO] [stdout] 85 | s.send(true); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 85 | let _ = s.send(true); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/once.rs:108:13 [INFO] [stdout] | [INFO] [stdout] 108 | r.recv(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 108 | let _ = r.recv(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/std/sync/once.rs:111:20 [INFO] [stdout] | [INFO] [stdout] 111 | panic!(format!("once failed outside run: {} is not 1", one.value())); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stdout] help: remove the `format!(..)` macro call [INFO] [stdout] | [INFO] [stdout] 111 - panic!(format!("once failed outside run: {} is not 1", one.value())); [INFO] [stdout] 111 + panic!("once failed outside run: {} is not 1", one.value()); [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/once.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | / catch_unwind(|| { [INFO] [stdout] 119 | | once.r#do(|| { [INFO] [stdout] 120 | | panic!("failed"); [INFO] [stdout] 121 | | }); [INFO] [stdout] 122 | | }); [INFO] [stdout] | |__________^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 118 | let _ = catch_unwind(|| { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/rwlock.rs:641:13 [INFO] [stdout] | [INFO] [stdout] 641 | cond.notify_all(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 641 | let _ = cond.notify_all(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/channel.rs:456:13 [INFO] [stdout] | [INFO] [stdout] 456 | tx.send(1); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 456 | let _ = tx.send(1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/sync/channel.rs:459:13 [INFO] [stdout] | [INFO] [stdout] 459 | tx.send(2); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 459 | let _ = tx.send(2); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/io/stream_chan.rs:53:9 [INFO] [stdout] | [INFO] [stdout] 53 | s.send(Some(Ok(1))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 53 | let _ = s.send(Some(Ok(1))); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/io/stream_chan.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | s.send(None); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 54 | let _ = s.send(None); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/io/stream_chan.rs:64:9 [INFO] [stdout] | [INFO] [stdout] 64 | s.send(Some(Ok(1))); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 64 | let _ = s.send(Some(Ok(1))); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/io/stream_chan.rs:65:9 [INFO] [stdout] | [INFO] [stdout] 65 | s.send(None); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 65 | let _ = s.send(None); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/std/time/tick.rs:130:9 [INFO] [stdout] | [INFO] [stdout] 130 | t.stop(); [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 130 | let _ = t.stop(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stdout] --> src/std/map/btree_map.rs:504:25 [INFO] [stdout] | [INFO] [stdout] 504 | assert_eq!(2, *g.deref()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `i32` does not implement `Deref`, so calling `deref` on `&i32` copies the reference, which does not do anything and can be removed [INFO] [stdout] = note: `#[warn(noop_method_call)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stdout] --> src/std/map/hash_map.rs:640:33 [INFO] [stdout] | [INFO] [stdout] 640 | assert_eq!(i, *g.deref()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `i32` does not implement `Deref`, so calling `deref` on `&i32` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stdout] --> src/std/map/hash_map.rs:666:33 [INFO] [stdout] | [INFO] [stdout] 666 | assert_eq!(i, *g.deref()); [INFO] [stdout] | ^^^^^^^^ help: remove this redundant call [INFO] [stdout] | [INFO] [stdout] = note: the type `i32` does not implement `Deref`, so calling `deref` on `&i32` copies the reference, which does not do anything and can be removed [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 118 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 9.80s [INFO] running `Command { std: "docker" "inspect" "bc2bd3159a5dda01a0c606517f0f0ca02052112260e660dbd0cc0d389dd2dd75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc2bd3159a5dda01a0c606517f0f0ca02052112260e660dbd0cc0d389dd2dd75", kill_on_drop: false }` [INFO] [stdout] bc2bd3159a5dda01a0c606517f0f0ca02052112260e660dbd0cc0d389dd2dd75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=warn" "-e" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-03-24" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d0fb0d8e39d8147c13460fda19417a65eb1f07df673a43b5186dd53f1f107d8a [INFO] running `Command { std: "docker" "start" "-a" "d0fb0d8e39d8147c13460fda19417a65eb1f07df673a43b5186dd53f1f107d8a", kill_on_drop: false }` [INFO] [stderr] warning: unused import: `smallvec::SmallVec` [INFO] [stderr] --> src/io/sys/unix/epoll.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use smallvec::SmallVec; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `std` is imported redundantly [INFO] [stderr] --> src/io/sys/unix/net/tcp_listener_accpet.rs:3:11 [INFO] [stderr] | [INFO] [stderr] 3 | use std::{self, io}; [INFO] [stderr] | ^^^^ the item `std` is already defined by prelude [INFO] [stderr] [INFO] [stderr] warning: the item `std` is imported redundantly [INFO] [stderr] --> src/io/sys/unix/net/udp_recv_from.rs:4:11 [INFO] [stderr] | [INFO] [stderr] 4 | use std::{self, io}; [INFO] [stderr] | ^^^^ the item `std` is already defined by prelude [INFO] [stderr] [INFO] [stderr] warning: the item `std` is imported redundantly [INFO] [stderr] --> src/io/sys/unix/net/udp_send_to.rs:4:11 [INFO] [stderr] | [INFO] [stderr] 4 | use std::{self, io}; [INFO] [stderr] | ^^^^ the item `std` is already defined by prelude [INFO] [stderr] [INFO] [stderr] warning: the item `std` is imported redundantly [INFO] [stderr] --> src/io/sys/unix/net/unix_recv_from.rs:4:11 [INFO] [stderr] | [INFO] [stderr] 4 | use std::{self, io}; [INFO] [stderr] | ^^^^ the item `std` is already defined by prelude [INFO] [stderr] [INFO] [stderr] warning: the item `std` is imported redundantly [INFO] [stderr] --> src/io/sys/unix/net/unix_send_to.rs:4:11 [INFO] [stderr] | [INFO] [stderr] 4 | use std::{self, io}; [INFO] [stderr] | ^^^^ the item `std` is already defined by prelude [INFO] [stderr] [INFO] [stderr] warning: the item `libc` is imported redundantly [INFO] [stderr] --> src/std/time/sys/unix.rs:12:12 [INFO] [stderr] | [INFO] [stderr] 12 | use libc::{self, time_t}; [INFO] [stderr] | ^^^^ the item `libc` is already defined by prelude [INFO] [stderr] [INFO] [stderr] warning: ambiguous glob re-exports [INFO] [stderr] --> src/std/map/mod.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub use btree_map::*; [INFO] [stderr] | ^^^^^^^^^^^^ the name `SyncMapImpl` in the type namespace is first re-exported here [INFO] [stderr] 5 | pub use hash_map::*; [INFO] [stderr] | ----------- but the name `SyncMapImpl` in the type namespace is also re-exported here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(ambiguous_glob_reexports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: ambiguous glob re-exports [INFO] [stderr] --> src/std/map/mod.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub use btree_map::*; [INFO] [stderr] | ^^^^^^^^^^^^ the name `change_lifetime_const` in the value namespace is first re-exported here [INFO] [stderr] 5 | pub use hash_map::*; [INFO] [stderr] | ----------- but the name `change_lifetime_const` in the value namespace is also re-exported here [INFO] [stderr] [INFO] [stderr] warning: ambiguous glob re-exports [INFO] [stderr] --> src/std/map/mod.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub use btree_map::*; [INFO] [stderr] | ^^^^^^^^^^^^ the name `change_lifetime_mut` in the value namespace is first re-exported here [INFO] [stderr] 5 | pub use hash_map::*; [INFO] [stderr] | ----------- but the name `change_lifetime_mut` in the value namespace is also re-exported here [INFO] [stderr] [INFO] [stderr] warning: ambiguous glob re-exports [INFO] [stderr] --> src/std/map/mod.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub use btree_map::*; [INFO] [stderr] | ^^^^^^^^^^^^ the name `SyncMapRefMut` in the type namespace is first re-exported here [INFO] [stderr] 5 | pub use hash_map::*; [INFO] [stderr] | ----------- but the name `SyncMapRefMut` in the type namespace is also re-exported here [INFO] [stderr] [INFO] [stderr] warning: ambiguous glob re-exports [INFO] [stderr] --> src/std/map/mod.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub use btree_map::*; [INFO] [stderr] | ^^^^^^^^^^^^ the name `Iter` in the type namespace is first re-exported here [INFO] [stderr] 5 | pub use hash_map::*; [INFO] [stderr] | ----------- but the name `Iter` in the type namespace is also re-exported here [INFO] [stderr] [INFO] [stderr] warning: ambiguous glob re-exports [INFO] [stderr] --> src/std/map/mod.rs:4:9 [INFO] [stderr] | [INFO] [stderr] 4 | pub use btree_map::*; [INFO] [stderr] | ^^^^^^^^^^^^ the name `IterMut` in the type namespace is first re-exported here [INFO] [stderr] 5 | pub use hash_map::*; [INFO] [stderr] | ----------- but the name `IterMut` in the type namespace is also re-exported here [INFO] [stderr] [INFO] [stderr] warning: unused variable: `ret` [INFO] [stderr] --> src/io/sys/unix/epoll.rs:163:13 [INFO] [stderr] | [INFO] [stderr] 163 | let ret = write(unsafe { self.vec.get_unchecked(id) }.evfd, buf); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_ret` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `Arc` is imported redundantly [INFO] [stderr] --> src/timeout_list.rs:327:9 [INFO] [stderr] | [INFO] [stderr] 326 | use super::*; [INFO] [stderr] | -------- the item `Arc` is already imported here [INFO] [stderr] 327 | use std::sync::Arc; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the item `thread` is imported redundantly [INFO] [stderr] --> src/timeout_list.rs:328:9 [INFO] [stderr] | [INFO] [stderr] 326 | use super::*; [INFO] [stderr] | -------- the item `thread` is already imported here [INFO] [stderr] 327 | use std::sync::Arc; [INFO] [stderr] 328 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Duration` is imported redundantly [INFO] [stderr] --> src/timeout_list.rs:329:9 [INFO] [stderr] | [INFO] [stderr] 326 | use super::*; [INFO] [stderr] | -------- the item `Duration` is already imported here [INFO] [stderr] ... [INFO] [stderr] 329 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `smallvec::SmallVec` [INFO] [stderr] --> src/io/sys/unix/epoll.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use smallvec::SmallVec; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `io` is imported redundantly [INFO] [stderr] --> src/os/unix/net.rs:1094:9 [INFO] [stderr] | [INFO] [stderr] 1094 | use std::io; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 1099 | use super::*; [INFO] [stderr] | -------- the item `io` is already imported here [INFO] [stderr] [INFO] [stderr] warning: the item `Duration` is imported redundantly [INFO] [stderr] --> src/os/unix/net.rs:1096:9 [INFO] [stderr] | [INFO] [stderr] 1096 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 1099 | use super::*; [INFO] [stderr] | -------- the item `Duration` is already imported here [INFO] [stderr] [INFO] [stderr] warning: the item `thread` is imported redundantly [INFO] [stderr] --> src/std/queue/mpsc_list.rs:125:9 [INFO] [stderr] | [INFO] [stderr] 122 | use super::*; [INFO] [stderr] | -------- the item `thread` is already imported here [INFO] [stderr] ... [INFO] [stderr] 125 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `thread` is imported redundantly [INFO] [stderr] --> src/std/queue/mpsc_list_v1.rs:354:9 [INFO] [stderr] | [INFO] [stderr] 351 | use super::*; [INFO] [stderr] | -------- the item `thread` is already imported here [INFO] [stderr] ... [INFO] [stderr] 354 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `AtomicUsize` is imported redundantly [INFO] [stderr] --> src/std/sync/mutex.rs:255:29 [INFO] [stderr] | [INFO] [stderr] 252 | use super::*; [INFO] [stderr] | -------- the item `AtomicUsize` is already imported here [INFO] [stderr] ... [INFO] [stderr] 255 | use std::sync::atomic::{AtomicUsize, Ordering}; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Ordering` is imported redundantly [INFO] [stderr] --> src/std/sync/mutex.rs:255:42 [INFO] [stderr] | [INFO] [stderr] 252 | use super::*; [INFO] [stderr] | -------- the item `Ordering` is already imported here [INFO] [stderr] ... [INFO] [stderr] 255 | use std::sync::atomic::{AtomicUsize, Ordering}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Arc` is imported redundantly [INFO] [stderr] --> src/std/sync/mutex.rs:256:9 [INFO] [stderr] | [INFO] [stderr] 252 | use super::*; [INFO] [stderr] | -------- the item `Arc` is already imported here [INFO] [stderr] ... [INFO] [stderr] 256 | use std::sync::Arc; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `defer` [INFO] [stderr] --> src/std/sync/once.rs:56:23 [INFO] [stderr] | [INFO] [stderr] 56 | use crate::{chan, defer}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Arc` is imported redundantly [INFO] [stderr] --> src/std/sync/semphore.rs:179:9 [INFO] [stderr] | [INFO] [stderr] 176 | use super::*; [INFO] [stderr] | -------- the item `Arc` is already imported here [INFO] [stderr] ... [INFO] [stderr] 179 | use std::sync::Arc; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Duration` is imported redundantly [INFO] [stderr] --> src/std/sync/semphore.rs:181:9 [INFO] [stderr] | [INFO] [stderr] 176 | use super::*; [INFO] [stderr] | -------- the item `Duration` is already imported here [INFO] [stderr] ... [INFO] [stderr] 181 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Arc` is imported redundantly [INFO] [stderr] --> src/std/sync/sync_flag.rs:158:9 [INFO] [stderr] | [INFO] [stderr] 157 | use super::*; [INFO] [stderr] | -------- the item `Arc` is already imported here [INFO] [stderr] 158 | use std::sync::Arc; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Duration` is imported redundantly [INFO] [stderr] --> src/std/sync/sync_flag.rs:160:9 [INFO] [stderr] | [INFO] [stderr] 157 | use super::*; [INFO] [stderr] | -------- the item `Duration` is already imported here [INFO] [stderr] ... [INFO] [stderr] 160 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `RecvTimeoutError` is imported redundantly [INFO] [stderr] --> src/std/sync/channel.rs:437:27 [INFO] [stderr] | [INFO] [stderr] 433 | use super::*; [INFO] [stderr] | -------- the item `RecvTimeoutError` is already imported here [INFO] [stderr] ... [INFO] [stderr] 437 | use std::sync::mpsc::{RecvTimeoutError, TryRecvError}; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `TryRecvError` is imported redundantly [INFO] [stderr] --> src/std/sync/channel.rs:437:45 [INFO] [stderr] | [INFO] [stderr] 433 | use super::*; [INFO] [stderr] | -------- the item `TryRecvError` is already imported here [INFO] [stderr] ... [INFO] [stderr] 437 | use std::sync::mpsc::{RecvTimeoutError, TryRecvError}; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the item `Duration` is imported redundantly [INFO] [stderr] --> src/std/sync/channel.rs:439:9 [INFO] [stderr] | [INFO] [stderr] 433 | use super::*; [INFO] [stderr] | -------- the item `Duration` is already imported here [INFO] [stderr] ... [INFO] [stderr] 439 | use std::time::Duration; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `TryStream` [INFO] [stderr] --> src/std/io/stream_chan.rs:46:38 [INFO] [stderr] | [INFO] [stderr] 46 | use crate::std::io::{ChanStream, TryStream}; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::ControlFlow` [INFO] [stderr] --> src/std/io/stream_chan.rs:48:9 [INFO] [stderr] | [INFO] [stderr] 48 | use std::ops::ControlFlow; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::BTreeMap` [INFO] [stderr] --> src/std/map/btree_map.rs:446:9 [INFO] [stderr] | [INFO] [stderr] 446 | use std::collections::BTreeMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stderr] --> src/std/map/btree_map.rs:448:9 [INFO] [stderr] | [INFO] [stderr] 448 | use std::sync::atomic::Ordering; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::sleep` [INFO] [stderr] --> src/std/map/hash_map.rs:458:9 [INFO] [stderr] | [INFO] [stderr] 458 | use crate::sleep; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/std/map/hash_map.rs:461:9 [INFO] [stderr] | [INFO] [stderr] 461 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stderr] --> src/std/map/hash_map.rs:463:9 [INFO] [stderr] | [INFO] [stderr] 463 | use std::sync::atomic::Ordering; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::sleep` [INFO] [stderr] --> src/std/vec/mod.rs:406:9 [INFO] [stderr] | [INFO] [stderr] 406 | use crate::sleep; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::ops::Deref` [INFO] [stderr] --> src/std/vec/mod.rs:409:9 [INFO] [stderr] | [INFO] [stderr] 409 | use std::ops::Deref; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::sync::atomic::Ordering` [INFO] [stderr] --> src/std/vec/mod.rs:410:9 [INFO] [stderr] | [INFO] [stderr] 410 | use std::sync::atomic::Ordering; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/io/sys/unix/co_io.rs:236:5 [INFO] [stderr] | [INFO] [stderr] 236 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_attributes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/std/queue/mpsc_list.rs:120:5 [INFO] [stderr] | [INFO] [stderr] 120 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/std/queue/mpsc_list_v1.rs:349:5 [INFO] [stderr] | [INFO] [stderr] 349 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/std/sync/condvar.rs:198:5 [INFO] [stderr] | [INFO] [stderr] 198 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/std/sync/mutex.rs:250:5 [INFO] [stderr] | [INFO] [stderr] 250 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/std/sync/rwlock.rs:326:5 [INFO] [stderr] | [INFO] [stderr] 326 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/std/sync/semphore.rs:174:5 [INFO] [stderr] | [INFO] [stderr] 174 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: crate-level attribute should be in the root module [INFO] [stderr] --> src/std/sync/sync_flag.rs:155:5 [INFO] [stderr] | [INFO] [stderr] 155 | #![feature(test)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unreachable statement [INFO] [stderr] --> src/std/blocking/mod.rs:74:13 [INFO] [stderr] | [INFO] [stderr] 73 | panic!("e"); [INFO] [stderr] | ----------- any code following this expression is unreachable [INFO] [stderr] 74 | return 1; [INFO] [stderr] | ^^^^^^^^^ unreachable statement [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unreachable_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/std/sync/condvar.rs:346:13 [INFO] [stderr] | [INFO] [stderr] 346 | unsafe { vec[i].coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/std/sync/mutex.rs:523:9 [INFO] [stderr] | [INFO] [stderr] 523 | unsafe { h1.coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/std/sync/mutex.rs:564:9 [INFO] [stderr] | [INFO] [stderr] 564 | unsafe { h1.coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/std/sync/once.rs:97:13 [INFO] [stderr] | [INFO] [stderr] 97 | for i in 0..n { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/std/sync/once.rs:107:13 [INFO] [stderr] | [INFO] [stderr] 107 | for i in 0..n { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/std/sync/rwlock.rs:634:9 [INFO] [stderr] | [INFO] [stderr] 634 | unsafe { vec[cancel_id - 1].coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/std/sync/rwlock.rs:684:9 [INFO] [stderr] | [INFO] [stderr] 684 | unsafe { h.coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/std/sync/semphore.rs:260:9 [INFO] [stderr] | [INFO] [stderr] 260 | unsafe { h1.coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> src/std/sync/sync_flag.rs:199:9 [INFO] [stderr] | [INFO] [stderr] 199 | unsafe { h1.coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/std/io/stream_chan.rs:55:13 [INFO] [stderr] | [INFO] [stderr] 55 | let mut c = ChanStream { recv: r, send: s }; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/std/io/stream_chan.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | let mut c = ChanStream { recv: r, send: s }; [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/std/time/tick.rs:122:13 [INFO] [stderr] | [INFO] [stderr] 122 | let mut t = Arc::new(Ticker::new(Duration::from_secs(1))); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/std/time/time.rs:566:13 [INFO] [stderr] | [INFO] [stderr] 566 | let mut now = Time::now(); [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/btree_map.rs:487:21 [INFO] [stderr] | [INFO] [stderr] 487 | let insert = m1.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/btree_map.rs:492:21 [INFO] [stderr] | [INFO] [stderr] 492 | let insert = m2.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/btree_map.rs:502:13 [INFO] [stderr] | [INFO] [stderr] 502 | let insert = m.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/btree_map.rs:510:13 [INFO] [stderr] | [INFO] [stderr] 510 | let insert = m.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/btree_map.rs:520:13 [INFO] [stderr] | [INFO] [stderr] 520 | let insert = m.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:511:21 [INFO] [stderr] | [INFO] [stderr] 511 | let insert = m1.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:516:21 [INFO] [stderr] | [INFO] [stderr] 516 | let insert = m2.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:535:25 [INFO] [stderr] | [INFO] [stderr] 535 | let insert = m1.insert(i, i); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:542:25 [INFO] [stderr] | [INFO] [stderr] 542 | let insert = m2.insert(i, i); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:553:13 [INFO] [stderr] | [INFO] [stderr] 553 | let insert = m.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:573:13 [INFO] [stderr] | [INFO] [stderr] 573 | let insert = m.insert(1, a); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:610:13 [INFO] [stderr] | [INFO] [stderr] 610 | let insert = m.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:620:13 [INFO] [stderr] | [INFO] [stderr] 620 | let insert = m.insert(1, 2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:638:21 [INFO] [stderr] | [INFO] [stderr] 638 | let insert = m.insert(i, i); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/map/hash_map.rs:664:21 [INFO] [stderr] | [INFO] [stderr] 664 | let insert = m.insert(i, i); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `g` [INFO] [stderr] --> src/std/map/hash_map.rs:673:21 [INFO] [stderr] | [INFO] [stderr] 673 | let g = m2.remove(&i); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_g` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:458:21 [INFO] [stderr] | [INFO] [stderr] 458 | let insert = m1.push(2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:463:21 [INFO] [stderr] | [INFO] [stderr] 463 | let insert = m2.push(2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:482:25 [INFO] [stderr] | [INFO] [stderr] 482 | let insert = m1.push(i); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:489:25 [INFO] [stderr] | [INFO] [stderr] 489 | let insert = m2.push(i); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:500:13 [INFO] [stderr] | [INFO] [stderr] 500 | let insert = m.push(2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:520:13 [INFO] [stderr] | [INFO] [stderr] 520 | let insert = m.push(a); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/std/vec/mod.rs:534:13 [INFO] [stderr] | [INFO] [stderr] 534 | for i in 0..1000000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `i` [INFO] [stderr] --> src/std/vec/mod.rs:543:13 [INFO] [stderr] | [INFO] [stderr] 543 | for i in 0..1000000 { [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_i` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:557:13 [INFO] [stderr] | [INFO] [stderr] 557 | let insert = m.push(2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `insert` [INFO] [stderr] --> src/std/vec/mod.rs:566:13 [INFO] [stderr] | [INFO] [stderr] 566 | let insert = m.push(2); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_insert` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/queue/array_queue.rs:481:9 [INFO] [stderr] | [INFO] [stderr] 481 | q.push(1); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 481 | let _ = q.push(1); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/queue/array_queue.rs:482:9 [INFO] [stderr] | [INFO] [stderr] 482 | q.push(2); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 482 | let _ = q.push(2); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/queue/array_queue.rs:483:9 [INFO] [stderr] | [INFO] [stderr] 483 | q.push(3); [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 483 | let _ = q.push(3); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/condvar.rs:211:9 [INFO] [stderr] | [INFO] [stderr] 211 | c.notify_one(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 211 | let _ = c.notify_one(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/condvar.rs:212:9 [INFO] [stderr] | [INFO] [stderr] 212 | c.notify_all(); [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 212 | let _ = c.notify_all(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/condvar.rs:225:13 [INFO] [stderr] | [INFO] [stderr] 225 | c2.notify_one(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 225 | let _ = c2.notify_one(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/condvar.rs:260:9 [INFO] [stderr] | [INFO] [stderr] 260 | cond.notify_all(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 260 | let _ = cond.notify_all(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/condvar.rs:280:13 [INFO] [stderr] | [INFO] [stderr] 280 | c2.notify_one(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 280 | let _ = c2.notify_one(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/condvar.rs:300:13 [INFO] [stderr] | [INFO] [stderr] 300 | c2.notify_one(); [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 300 | let _ = c2.notify_one(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/condvar.rs:357:9 [INFO] [stderr] | [INFO] [stderr] 357 | cond.notify_all(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 357 | let _ = cond.notify_all(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/mutex.rs:393:13 [INFO] [stderr] | [INFO] [stderr] 393 | cvar.notify_one(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 393 | let _ = cvar.notify_one(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/mutex.rs:415:13 [INFO] [stderr] | [INFO] [stderr] 415 | cvar.notify_one(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 415 | let _ = cvar.notify_one(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/std/sync/once.rs:83:20 [INFO] [stderr] | [INFO] [stderr] 83 | panic!(format!("once failed inside run: {} is not 1", o.value())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 83 - panic!(format!("once failed inside run: {} is not 1", o.value())); [INFO] [stderr] 83 + panic!("once failed inside run: {} is not 1", o.value()); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/once.rs:85:9 [INFO] [stderr] | [INFO] [stderr] 85 | s.send(true); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 85 | let _ = s.send(true); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/once.rs:108:13 [INFO] [stderr] | [INFO] [stderr] 108 | r.recv(); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 108 | let _ = r.recv(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/std/sync/once.rs:111:20 [INFO] [stderr] | [INFO] [stderr] 111 | panic!(format!("once failed outside run: {} is not 1", one.value())); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this usage of `panic!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: the `panic!()` macro supports formatting, so there's no need for the `format!()` macro here [INFO] [stderr] help: remove the `format!(..)` macro call [INFO] [stderr] | [INFO] [stderr] 111 - panic!(format!("once failed outside run: {} is not 1", one.value())); [INFO] [stderr] 111 + panic!("once failed outside run: {} is not 1", one.value()); [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/once.rs:118:9 [INFO] [stderr] | [INFO] [stderr] 118 | / catch_unwind(|| { [INFO] [stderr] 119 | | once.r#do(|| { [INFO] [stderr] 120 | | panic!("failed"); [INFO] [stderr] 121 | | }); [INFO] [stderr] 122 | | }); [INFO] [stderr] | |__________^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 118 | let _ = catch_unwind(|| { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/rwlock.rs:641:13 [INFO] [stderr] | [INFO] [stderr] 641 | cond.notify_all(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 641 | let _ = cond.notify_all(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/channel.rs:456:13 [INFO] [stderr] | [INFO] [stderr] 456 | tx.send(1); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 456 | let _ = tx.send(1); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/sync/channel.rs:459:13 [INFO] [stderr] | [INFO] [stderr] 459 | tx.send(2); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 459 | let _ = tx.send(2); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/io/stream_chan.rs:53:9 [INFO] [stderr] | [INFO] [stderr] 53 | s.send(Some(Ok(1))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 53 | let _ = s.send(Some(Ok(1))); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/io/stream_chan.rs:54:9 [INFO] [stderr] | [INFO] [stderr] 54 | s.send(None); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 54 | let _ = s.send(None); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/io/stream_chan.rs:64:9 [INFO] [stderr] | [INFO] [stderr] 64 | s.send(Some(Ok(1))); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 64 | let _ = s.send(Some(Ok(1))); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/io/stream_chan.rs:65:9 [INFO] [stderr] | [INFO] [stderr] 65 | s.send(None); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 65 | let _ = s.send(None); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/std/time/tick.rs:130:9 [INFO] [stderr] | [INFO] [stderr] 130 | t.stop(); [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 130 | let _ = t.stop(); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stderr] --> src/std/map/btree_map.rs:504:25 [INFO] [stderr] | [INFO] [stderr] 504 | assert_eq!(2, *g.deref()); [INFO] [stderr] | ^^^^^^^^ help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] = note: the type `i32` does not implement `Deref`, so calling `deref` on `&i32` copies the reference, which does not do anything and can be removed [INFO] [stderr] = note: `#[warn(noop_method_call)]` on by default [INFO] [stderr] [INFO] [stderr] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stderr] --> src/std/map/hash_map.rs:640:33 [INFO] [stderr] | [INFO] [stderr] 640 | assert_eq!(i, *g.deref()); [INFO] [stderr] | ^^^^^^^^ help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] = note: the type `i32` does not implement `Deref`, so calling `deref` on `&i32` copies the reference, which does not do anything and can be removed [INFO] [stderr] [INFO] [stderr] warning: call to `.deref()` on a reference in this situation does nothing [INFO] [stderr] --> src/std/map/hash_map.rs:666:33 [INFO] [stderr] | [INFO] [stderr] 666 | assert_eq!(i, *g.deref()); [INFO] [stderr] | ^^^^^^^^ help: remove this redundant call [INFO] [stderr] | [INFO] [stderr] = note: the type `i32` does not implement `Deref`, so calling `deref` on `&i32` copies the reference, which does not do anything and can be removed [INFO] [stderr] [INFO] [stderr] warning: `mco` (lib) generated 14 warnings (run `cargo fix --lib -p mco` to apply 1 suggestion) [INFO] [stderr] warning: `mco` (lib test) generated 118 warnings (13 duplicates) (run `cargo fix --lib -p mco --tests` to apply 21 suggestions) [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> tests/lib.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | unsafe { j.coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_unsafe)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary `unsafe` block [INFO] [stderr] --> tests/lib.rs:71:5 [INFO] [stderr] | [INFO] [stderr] 71 | unsafe { j.coroutine().cancel() }; [INFO] [stderr] | ^^^^^^ unnecessary `unsafe` block [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> tests/channel.rs:16:13 [INFO] [stderr] | [INFO] [stderr] 16 | s1.send(1); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 16 | let _ = s1.send(1); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> tests/channel.rs:30:13 [INFO] [stderr] | [INFO] [stderr] 30 | s1.send(1); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 30 | let _ = s1.send(1); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `mco` (test "lib") generated 2 warnings [INFO] [stderr] warning: `mco` (test "channel") generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mco-9dee4035da700e7c) [INFO] [stdout] running 169 tests [INFO] [stdout] test os::unix::net::test::test_unix_datagram_recv ... ok [INFO] [stdout] test os::unix::net::test::test_unnamed_unix_datagram ... ok [INFO] [stdout] test os::unix::net::test::test_connect_unix_datagram ... ok [INFO] [stdout] test os::unix::net::test::test_unix_datagram ... ok [INFO] [stdout] test os::unix::net::test::abstract_namespace_not_allowed ... ok [INFO] [stdout] test os::unix::net::test::long_path ... ok [INFO] [stdout] test os::unix::net::test::iter ... ok [INFO] [stdout] test os::unix::net::test::pair ... ok [INFO] [stdout] test os::unix::net::test::basic ... ok [INFO] [stdout] test std::lazy::imp::tests::stampede_once ... ok [INFO] [stdout] test os::unix::net::test::try_clone ... ok [INFO] [stdout] test std::lazy::imp::tests::test_size ... ok [INFO] [stdout] test os::unix::net::test::datagram_pair ... ok [INFO] [stdout] test std::map::btree_map::test::test_empty ... ok [INFO] [stdout] test os::unix::net::test::timeouts ... ok [INFO] [stdout] test std::lazy::imp::tests::smoke_once ... ok [INFO] [stdout] test std::map::btree_map::test::test_iter_mut ... ok [INFO] [stdout] test std::map::btree_map::test::test_iter ... ok [INFO] [stdout] test std::map::btree_map::test::test_insert ... ok [INFO] [stdout] test std::map::btree_map::test::test_get ... ok [INFO] [stdout] test std::map::btree_map::test::test_insert2 ... ok [INFO] [stdout] test std::io::stream_chan::test::test_map ... ok [INFO] [stdout] test std::io::stream_chan::test::test_foreach ... ok [INFO] [stdout] test std::map::hash_map::test::test_debug ... ok [INFO] [stdout] test std::map::hash_map::test::test_insert ... ok [INFO] [stdout] test std::map::hash_map::test::test_insert2 ... ok [INFO] [stdout] test std::map::hash_map::test::test_empty ... ok [INFO] [stdout] test std::map::hash_map::test::test_get ... ok [INFO] [stdout] test std::map::hash_map::test::test_iter ... ok [INFO] [stdout] test std::map::hash_map::test::test_iter_mut ... ok [INFO] [stdout] test std::map::hash_map::test::test_remove ... ok [INFO] [stdout] test std::queue::mpsc_list::tests::test_queue ... ok [INFO] [stdout] test std::queue::array_queue::test::test_insert ... ok [INFO] [stdout] test std::sync::channel::tests::chan_gone_concurrent ... ok [INFO] [stdout] test std::queue::mpsc_list_v1::tests::test_queue ... ok [INFO] [stdout] test std::sync::channel::tests::drop_full ... ok [INFO] [stdout] test std::sync::channel::tests::drop_full_shared ... ok [INFO] [stdout] test std::sync::channel::tests::destroy_upgraded_shared_port_when_sender_still_active ... ok [INFO] [stdout] test std::lazy::imp::tests::poison_bad ... ok [INFO] [stdout] test std::queue::mpsc_list::tests::test ... ok [INFO] [stdout] test std::blocking::test::test_spawn_blocking ... ok [INFO] [stdout] test std::blocking::test::test_spawn_panic ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_multi_task_recv_then_close ... ok [INFO] [stdout] test std::lazy::imp::tests::wait_for_force_to_finish ... ok [INFO] [stdout] test std::queue::mpsc_list_v1::tests::test ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_multi_thread_close_stress ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_multi_thread_send_close_stress ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_close_chan_first ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_multi_thread_send_recv_stress ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_multi_thread_recv_close_stress ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_multi_task_recv_then_send ... ok [INFO] [stdout] test std::sync::channel::tests::no_runtime ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_peek_close ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_recv_chan_close ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_close_port_first ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_send_then_recv ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_peek_open ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_recv_timeout ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_try_send_open ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_peek_data ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_send_port_close ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_try_recv_open ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_try_send_closed ... ok [INFO] [stdout] test std::sync::channel::tests::recv_timeout_upgrade ... ok [INFO] [stdout] test std::sync::channel::tests::port_gone_concurrent ... ok [INFO] [stdout] test std::sync::channel::tests::port_gone_concurrent1 ... ok [INFO] [stdout] test std::sync::channel::tests::recv_from_outside_runtime ... ok [INFO] [stdout] test std::sync::channel::tests::recv_a_lot ... ok [INFO] [stdout] test std::sync::channel::tests::port_gone_concurrent_shared ... ok [INFO] [stdout] test std::sync::channel::tests::smoke ... ok [INFO] [stdout] test std::sync::channel::tests::send_from_outside_runtime ... ok [INFO] [stdout] test std::sync::channel::tests::oneshot_single_thread_try_recv_closed ... ok [INFO] [stdout] test std::sync::channel::tests::smoke_chan_gone_shared ... ok [INFO] [stdout] test std::sync::channel::tests::smoke_port_gone ... ok [INFO] [stdout] test std::sync::channel::tests::smoke_coroutine ... ok [INFO] [stdout] test std::sync::channel::tests::smoke_chan_gone ... ok [INFO] [stdout] test std::sync::channel::tests::shared_recv_timeout ... ok [INFO] [stdout] test std::sync::channel::tests::smoke_shared ... ok [INFO] [stdout] test std::sync::channel::tests::stress_mutli_recv ... ok [INFO] [stdout] test std::sync::channel::tests::stress ... ok [INFO] [stdout] test std::map::hash_map::test::test_smoke2 ... ok [INFO] [stdout] test std::sync::channel::tests::test_recv_into_iter_borrowed ... ok [INFO] [stdout] test std::sync::channel::tests::stream_send_recv_stress ... ok [INFO] [stdout] test std::sync::channel::tests::smoke_shared_port_gone2 ... ok [INFO] [stdout] test std::sync::channel::tests::test_nested_recv_iter ... ok [INFO] [stdout] test std::sync::channel::tests::shared_chan_stress ... ok [INFO] [stdout] test std::sync::channel::tests::test_recv_into_iter_owned ... ok [INFO] [stdout] test std::sync::channel::tests::smoke_threads ... ok [INFO] [stdout] test std::sync::condvar::tests::notify_one ... ok [INFO] [stdout] test std::sync::condvar::tests::smoke ... ok [INFO] [stdout] test std::sync::condvar::tests::test_condvar_canceled ... ok [INFO] [stdout] test std::sync::channel::tests::try_recv_states ... ok [INFO] [stdout] test std::sync::channel::tests::test_recv_try_iter ... ok [INFO] [stdout] test std::sync::condvar::tests::two_mutexes - should panic ... ok [INFO] [stdout] test std::sync::channel::tests::test_recv_iter_break ... ok [INFO] [stdout] test std::sync::mutex::tests::smoke ... ok [INFO] [stdout] test std::sync::condvar::tests::wait_timeout ... ok [INFO] [stdout] test std::sync::mutex::tests::test_get_mut ... ok [INFO] [stdout] test std::sync::channel::tests::stress_shared ... ok [INFO] [stdout] test std::sync::mutex::tests::test_into_inner ... ok [INFO] [stdout] test std::sync::mutex::tests::test_get_mut_poison ... ok [INFO] [stdout] test std::sync::condvar::tests::notify_all ... ok [INFO] [stdout] test std::sync::mutex::tests::test_mutex_arc_condvar ... ok [INFO] [stdout] test std::sync::mutex::tests::test_mutex_arc_access_in_unwind ... ok [INFO] [stdout] test std::sync::mutex::tests::test_into_inner_drop ... ok [INFO] [stdout] test std::sync::mutex::tests::lots_and_lots ... ok [INFO] [stdout] test std::sync::mutex::tests::test_mutex_arc_nested ... ok [INFO] [stdout] test std::sync::mutex::tests::test_mutex_unsized ... ok [INFO] [stdout] test std::sync::mutex::tests::test_into_inner_poison ... ok [INFO] [stdout] test std::sync::mutex::tests::test_arc_condvar_poison ... ok [INFO] [stdout] test std::sync::mutex::tests::try_lock ... ok [INFO] [stdout] test std::sync::once::test::test_once ... ok [INFO] [stdout] test std::sync::once::test::test_once_panic ... ok [INFO] [stdout] test std::sync::rwlock::tests::smoke ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_get_mut ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_into_inner ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_into_inner_drop ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_get_mut_poison ... ok [INFO] [stdout] test std::sync::mutex::tests::test_mutex_arc_poison ... ok [INFO] [stdout] test std::sync::rwlock::tests::frob ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rw_arc_no_poison_rr ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_into_inner_poison ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rw_arc_no_poison_rw ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rw_arc_access_in_unwind ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rw_arc_poison_wr ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rwlock_try_write ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rwlock_unsized ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rw_arc ... ok [INFO] [stdout] test std::map::hash_map::test::test_smoke3 ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rwlock_write_canceled ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rw_arc_poison_ww ... ok [INFO] [stdout] test std::sync::channel::tests::stress_recv_timeout_two_threads ... ok [INFO] [stdout] test std::sync::rwlock::tests::test_rwlock_read_canceled ... ok [INFO] [stdout] test std::sync::semphore::tests::sanity_1 ... ok [INFO] [stdout] test std::sync::mutex::tests::test_mutex_canceled ... ok [INFO] [stdout] test std::sync::sync_flag::tests::sanity_test ... ok [INFO] [stdout] test std::sync::semphore::tests::sanity_2 ... ok [INFO] [stdout] test std::sync::mutex::tests::test_mutex_canceled_by_other_wait ... ok [INFO] [stdout] test std::sync::semphore::tests::test_semphore_co_timeout ... ok [INFO] [stdout] test std::sync::semphore::tests::test_semphore_thread_timeout ... ok [INFO] [stdout] test std::sync::sync_flag::tests::test_syncflag_co_timeout ... ok [INFO] [stdout] test std::time::time::test::test_mon ... ok [INFO] [stdout] test std::time::time::test::test_parse ... ok [INFO] [stdout] test std::vec::test::test_debug ... ok [INFO] [stdout] test std::vec::test::test_get ... ok [INFO] [stdout] test std::vec::test::test_empty ... ok [INFO] [stdout] test std::sync::sync_flag::tests::test_syncflag_thread_timeout ... ok [INFO] [stdout] test std::vec::test::test_iter ... ok [INFO] [stdout] test std::vec::test::test_iter_mut ... ok [INFO] [stdout] test std::vec::test::test_push ... ok [INFO] [stdout] test std::vec::test::test_push2 ... ok [INFO] [stdout] test std::vec::test::test_remove ... ok [INFO] [stdout] test std::sync::semphore::tests::test_semphore_canceled ... ok [INFO] [stdout] test std::sync::sync_flag::tests::test_syncflag_canceled ... ok [INFO] [stdout] test os::unix::net::test::test_read_with_timeout ... ok [INFO] [stdout] test os::unix::net::test::test_read_timeout ... ok [INFO] [stdout] test std::vec::test::test_insert4 ... ok [INFO] [stdout] test std::sync::channel::tests::stress_recv_timeout_shared ... ok [INFO] [stdout] test std::time::time::test::test_eq ... ok [INFO] [stdout] test std::map::hash_map::test::test_insert4 ... ok [INFO] [stdout] test timeout_list::tests::test_timeout_list ... ok [INFO] [stdout] test std::sync::channel::tests::wait_test ... ok [INFO] [stdout] test std::vec::test::test_insert3 ... ok [INFO] [stdout] test std::time::time::test::test_smoke ... ok [INFO] [stdout] test std::map::hash_map::test::test_insert3 ... ok [INFO] [stdout] test std::map::btree_map::test::test_insert3 ... ok [INFO] [stdout] test std::time::tick::test::test_tick ... ok [INFO] [stdout] test std::vec::test::test_remove2 ... ok [INFO] [stdout] test std::map::hash_map::test::test_remove2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 169 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 26.70s [INFO] [stdout] [INFO] [stderr] Running tests/channel.rs (/opt/rustwide/target/debug/deps/channel-fe524bd462dab67d) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] Running tests/cqueue.rs (/opt/rustwide/target/debug/deps/cqueue-44c3d209287c1fa0) [INFO] [stdout] test channel_recv ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test cqueue_poll ... ok [INFO] [stdout] test cqueue_in_coroutine ... ok [INFO] [stdout] test cqueue_oneshot ... ok [INFO] [stdout] test cqueue_timeout ... ok [INFO] [stdout] test cqueue_panic_in_select - should panic ... ok [INFO] [stdout] test cqueue_select ... ok [INFO] [stdout] test cqueue_panic - should panic ... ok [INFO] [stdout] test cqueue_loop ... ok [INFO] [stdout] test cqueue_drop ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.12s [INFO] [stdout] [INFO] [stderr] Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-735e679c9a1dca4c) [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test scoped_coroutine ... ok [INFO] [stdout] test wait_join ... ok [INFO] [stdout] test coroutine_result ... ok [INFO] [stdout] test one_coroutine ... ok [INFO] [stdout] test test_yield ... ok [INFO] [stdout] test cancel_coroutine ... ok [INFO] [stdout] test co_with_macro ... ok [INFO] [stdout] test cancel_io_coroutine ... ok [INFO] [stdout] test yield_from_gen ... ok [INFO] [stdout] test panic_coroutine ... ok [INFO] [stdout] test park_timeout ... ok [INFO] [stdout] test unpark ... ok [INFO] [stdout] test spawn_inside ... ok [INFO] [stdout] test multi_yield ... ok [INFO] [stdout] test multi_coroutine ... ok [INFO] [stdout] test test_sleep ... ok [INFO] [stdout] test join_macro ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.02s [INFO] [stdout] [INFO] [stderr] Running tests/local.rs (/opt/rustwide/target/debug/deps/local-e2e6d85f9fcca9a1) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test coroutine_local ... ok [INFO] [stdout] test coroutine_local_many ... ok [INFO] [stdout] test local_in_thread ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests mco [INFO] [stdout] [INFO] [stdout] running 112 tests [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::bind (line 639) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::Incoming (line 567) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::peer_addr (line 771) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::pair (line 681) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::read_timeout (line 996) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::local_addr (line 752) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram (line 609) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::connect (line 710) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::recv (line 832) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::send (line 912) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::send_to (line 871) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::set_write_timeout (line 979) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::set_read_timeout (line 956) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::recv_from (line 790) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::take_error (line 1043) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::try_clone (line 736) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener (line 332) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::unbound (line 659) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::shutdown (line 1061) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::write_timeout (line 1012) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener::incoming (line 507) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener::set_nonblocking (line 472) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener::accept (line 398) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener::bind (line 374) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener::try_clone (line 441) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream (line 20) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::connect (line 56) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener::local_addr (line 457) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixListener::take_error (line 487) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::peer_addr (line 145) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::set_nonblocking (line 231) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::local_addr (line 131) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::set_read_timeout (line 163) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::pair (line 89) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::shutdown (line 265) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::read_timeout (line 199) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::take_error (line 245) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::set_write_timeout (line 183) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::try_clone (line 116) - compile ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixStream::write_timeout (line 215) - compile ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 208) ... ok [INFO] [stdout] test src/std/defer/mod.rs - std::defer::defer (line 16) ... ok [INFO] [stdout] test src/macros.rs - macros::coroutine_local (line 205) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 150) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 167) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 125) ... ok [INFO] [stdout] test src/coroutine_impl.rs - coroutine_impl::Builder (line 199) ... ok [INFO] [stdout] test src/coroutine_impl.rs - coroutine_impl::Builder::spawn (line 333) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 110) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 33) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 66) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::get_mut (line 867) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::Lazy::force (line 1159) ... ok [INFO] [stdout] test src/macros.rs - macros::select (line 121) ... ok [INFO] [stdout] test src/os/unix/net.rs - os::unix::net::UnixDatagram::set_nonblocking (line 1029) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::get_or_init (line 960) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::get_or_try_init (line 994) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::_dummy (line 1204) - compile fail ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::_dummy (line 1196) - compile fail ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy (line 84) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell (line 777) ... ok [INFO] [stdout] test src/coroutine_impl.rs - coroutine_impl::spawn (line 411) ... ok [INFO] [stdout] test src/macros.rs - macros::join (line 176) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::Lazy (line 1080) ... ok [INFO] [stdout] test src/std/blocking/mod.rs - std::blocking::spawn_blocking (line 7) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::into_inner (line 1059) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::try_insert (line 923) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::take (line 1027) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::Lazy::force (line 716) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::take (line 1043) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::sync::OnceCell::set (line 896) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::Lazy (line 641) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell (line 349) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::get_mut (line 443) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::set (line 461) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::get_or_try_init (line 554) ... ok [INFO] [stdout] test src/macros.rs - macros::select_token (line 144) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::get_or_init (line 521) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::Lazy::new (line 678) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::into_inner (line 621) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::take (line 604) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::take (line 588) ... ok [INFO] [stdout] test src/std/lazy/mod.rs - std::lazy::unsync::OnceCell::try_insert (line 482) ... ok [INFO] [stdout] test src/std/blocking/mod.rs - std::blocking::spawn_blocking (line 27) ... ok [INFO] [stdout] test src/std/map/mod.rs - std::map::sync_btree_map (line 86) ... FAILED [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue::push (line 146) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue (line 36) ... ok [INFO] [stdout] test src/std/map/mod.rs - std::map::hash_map (line 9) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue::capacity (line 301) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue::len (line 365) ... ok [INFO] [stdout] test src/std/queue/seg_queue.rs - std::queue::seg_queue::SegQueue (line 137) ... ok [INFO] [stdout] test src/std/queue/seg_queue.rs - std::queue::seg_queue::SegQueue::new (line 169) ... ok [INFO] [stdout] test src/std/queue/seg_queue.rs - std::queue::seg_queue::SegQueue::is_empty (line 386) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue::is_empty (line 316) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue::new (line 89) ... ok [INFO] [stdout] test src/std/queue/seg_queue.rs - std::queue::seg_queue::SegQueue::len (line 405) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue::is_full (line 341) ... ok [INFO] [stdout] test src/std/map/btree_map.rs - std::map::btree_map::SyncMapImpl::get (line 195) ... ok [INFO] [stdout] test src/std/queue/array_queue.rs - std::queue::array_queue::ArrayQueue::pop (line 225) ... ok [INFO] [stdout] test src/std/map/hash_map.rs - std::map::hash_map::SyncMapImpl::get (line 202) ... ok [INFO] [stdout] test src/std/map/mod.rs - std::map::sync_hash_map (line 56) ... ok [INFO] [stdout] test src/std/queue/seg_queue.rs - std::queue::seg_queue::SegQueue::push (line 192) ... ok [INFO] [stdout] test src/std/sync/sync_flag.rs - std::sync::sync_flag::SyncFlag (line 26) ... ok [INFO] [stdout] test src/std/time/time.rs - std::time::time::Time::parse (line 241) ... ok [INFO] [stdout] test src/std/sync/channel.rs - std::sync::channel::chan (line 40) ... ok [INFO] [stdout] test src/std/sync/wait_group.rs - std::sync::wait_group::WaitGroup::wait (line 99) ... ok [INFO] [stdout] test src/std/sync/wait_group.rs - std::sync::wait_group::WaitGroup::new (line 86) ... ok [INFO] [stdout] test src/std/queue/seg_queue.rs - std::queue::seg_queue::SegQueue::pop (line 286) ... ok [INFO] [stdout] test src/std/sync/semphore.rs - std::sync::semphore::Semphore (line 24) ... ok [INFO] [stdout] test src/std/sync/wait_group.rs - std::sync::wait_group::WaitGroup (line 25) ... ok [INFO] [stdout] test src/std/time/time.rs - std::time::time::Time::format (line 200) ... ok [INFO] [stdout] test src/std/time/tick.rs - std::time::tick::Ticker (line 13) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/std/map/mod.rs - std::map::sync_btree_map (line 86) stdout ---- [INFO] [stdout] error: linking with `cc` failed: exit status: 1 [INFO] [stdout] | [INFO] [stdout] = note: LC_ALL="C" PATH="/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/bin:/opt/rustwide/cargo-home/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin" VSLANG="1033" "cc" "-m64" "/tmp/rustcLjE6ig/symbols.o" "/tmp/rustdoctesteYlWtK/rust_out.rust_out.886b6b7d882d02c8-cgu.0.rcgu.o" "/tmp/rustdoctesteYlWtK/rust_out.4lrf0zumrc115toj.rcgu.o" "-Wl,--as-needed" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/deps" "-L" "/opt/rustwide/target/debug/build/mco-gen-d0421eb9b0473a7f/out" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/libmco-52afc8ececcbf64d.rlib" "/opt/rustwide/target/debug/deps/libnum_cpus-33e89a361a701acb.rlib" "/opt/rustwide/target/debug/deps/libtime-976faa2e13013a0e.rlib" "/opt/rustwide/target/debug/deps/libnum_threads-3ec4c6a90389312d.rlib" "/opt/rustwide/target/debug/deps/libitoa-307f5b8ccbe1a9f3.rlib" "/opt/rustwide/target/debug/deps/libtime_core-acdcdbb0edad8681.rlib" "/opt/rustwide/target/debug/deps/libnum_conv-04fe6f959a4c931a.rlib" "/opt/rustwide/target/debug/deps/libderanged-ebe5a16c63f966b7.rlib" "/opt/rustwide/target/debug/deps/libpowerfmt-a584063b8a4e44a4.rlib" "/opt/rustwide/target/debug/deps/libserde-6976fc981de8997d.rlib" "/opt/rustwide/target/debug/deps/libsocket2-c818499f976e6a7c.rlib" "/opt/rustwide/target/debug/deps/libnix-ac30fb743809ca6a.rlib" "/opt/rustwide/target/debug/deps/libbitflags-53f2c2e16beb276c.rlib" "/opt/rustwide/target/debug/deps/libmemoffset-164da38849a7f8a3.rlib" "/opt/rustwide/target/debug/deps/libparking_lot-ca8aee1711b5cdd7.rlib" "/opt/rustwide/target/debug/deps/libparking_lot_core-dd59230d5c252f9d.rlib" "/opt/rustwide/target/debug/deps/libsmallvec-cae3008cdb7d5db1.rlib" "/opt/rustwide/target/debug/deps/liblock_api-68a59d9c05ef3b72.rlib" "/opt/rustwide/target/debug/deps/libscopeguard-f937485db0060aca.rlib" "/opt/rustwide/target/debug/deps/libinstant-3aa96c1efb8242b8.rlib" "/opt/rustwide/target/debug/deps/libcfg_if-e7002d307f97bc56.rlib" "/opt/rustwide/target/debug/deps/libonce_cell-334d739f4e3a4961.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam-db70e0a6dd08bd64.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_deque-0e0d6e9ed328e85a.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_channel-f0327c80af64ec2f.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_queue-b25130105d22b641.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_epoch-7f2d6ba8949a89b3.rlib" "/opt/rustwide/target/debug/deps/libcrossbeam_utils-2e72975b688df1af.rlib" "/opt/rustwide/target/debug/deps/libmco_gen-859f8d896ac103bc.rlib" "/opt/rustwide/target/debug/deps/liblibc-82049e4e71c8b5c7.rlib" "/opt/rustwide/target/debug/deps/liblog-8b73e71086c996a2.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-7c8cd1ffc7c5704a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libpanic_unwind-1e3d939fe4a32679.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libobject-bed8a8012d8de197.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libmemchr-9836220ffcdef837.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libaddr2line-477946c62ad09c5d.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libgimli-034c7f6c8e092d4a.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_demangle-adf6bdbbb95d6d76.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd_detect-4fd348bd7cce625e.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libhashbrown-8fda1b14c74c5d02.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_alloc-39c58d6af528e9fd.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libminiz_oxide-e61464812b7ba584.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libadler-a1a7e8ad93bd156f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libunwind-5c7df282c1e709fe.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcfg_if-e94871c8e3cbbc8f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liblibc-f9710d18df4cb9d1.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/liballoc-67944a192beb15f8.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/librustc_std_workspace_core-e46bc3da6d7c462f.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcore-8d1ac131d3cb2645.rlib" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib/libcompiler_builtins-c7f132c6815d4f60.rlib" "-Wl,-Bdynamic" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "/opt/rustwide/rustup-home/toolchains/beta-2024-03-24-x86_64-unknown-linux-gnu/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/tmp/rustdoctesteYlWtK/rust_out" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs" [INFO] [stdout] = note: collect2: fatal error: ld terminated with signal 9 [Killed] [INFO] [stdout] compilation terminated. [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/std/map/mod.rs - std::map::sync_btree_map (line 86) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 111 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 14.56s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "d0fb0d8e39d8147c13460fda19417a65eb1f07df673a43b5186dd53f1f107d8a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d0fb0d8e39d8147c13460fda19417a65eb1f07df673a43b5186dd53f1f107d8a", kill_on_drop: false }` [INFO] [stdout] d0fb0d8e39d8147c13460fda19417a65eb1f07df673a43b5186dd53f1f107d8a