[INFO] fetching crate futures-intrusive 0.5.0... [INFO] checking futures-intrusive-0.5.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate futures-intrusive 0.5.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate futures-intrusive 0.5.0 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate futures-intrusive 0.5.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate futures-intrusive 0.5.0 [INFO] tweaked toml for crates.io crate futures-intrusive 0.5.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate futures-intrusive 0.5.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tinytemplate v1.1.0 [INFO] [stderr] Downloaded futures-test v0.3.8 [INFO] [stderr] Downloaded async-executor v1.4.0 [INFO] [stderr] Downloaded wepoll-sys v3.0.1 [INFO] [stderr] Downloaded crossbeam-utils v0.8.0 [INFO] [stderr] Downloaded fastrand v1.4.0 [INFO] [stderr] Downloaded async-global-executor v1.4.3 [INFO] [stderr] Downloaded syn v1.0.67 [INFO] [stderr] Downloaded nb-connect v1.0.2 [INFO] [stderr] Downloaded async-std v1.7.0 [INFO] [stderr] Downloaded criterion v0.3.3 [INFO] [stderr] Downloaded polling v2.0.2 [INFO] [stderr] Downloaded vec-arena v1.0.0 [INFO] [stderr] Downloaded csv v1.1.4 [INFO] [stderr] Downloaded plotters v0.2.15 [INFO] [stderr] Downloaded async-io v1.2.0 [INFO] [stderr] Downloaded async-channel v1.5.1 [INFO] [stderr] Downloaded futures-lite v1.11.2 [INFO] [stderr] Downloaded oorandom v11.1.2 [INFO] [stderr] Downloaded crossbeam-epoch v0.9.0 [INFO] [stderr] Downloaded const_fn v0.4.3 [INFO] [stderr] Downloaded signal-hook v0.1.16 [INFO] [stderr] Downloaded half v1.6.0 [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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0f840b86d59488a4be3e83568fff5f7bbd3f9da360b4b885920e05285ab996b8 [INFO] running `Command { std: "docker" "start" "-a" "0f840b86d59488a4be3e83568fff5f7bbd3f9da360b4b885920e05285ab996b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0f840b86d59488a4be3e83568fff5f7bbd3f9da360b4b885920e05285ab996b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0f840b86d59488a4be3e83568fff5f7bbd3f9da360b4b885920e05285ab996b8", kill_on_drop: false }` [INFO] [stdout] 0f840b86d59488a4be3e83568fff5f7bbd3f9da360b4b885920e05285ab996b8 [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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3951f15e5818dd61e2cfe3479bfb4d2e006f13e94e8f928d81f45557bc69b815 [INFO] running `Command { std: "docker" "start" "-a" "3951f15e5818dd61e2cfe3479bfb4d2e006f13e94e8f928d81f45557bc69b815", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.135 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking futures-core v0.3.8 [INFO] [stderr] Compiling syn v1.0.67 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling const_fn v0.4.3 [INFO] [stderr] Checking futures-io v0.3.8 [INFO] [stderr] Compiling crossbeam-utils v0.8.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Checking pin-project-lite v0.1.11 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking fastrand v1.4.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking futures-lite v1.11.2 [INFO] [stderr] Compiling parking_lot_core v0.9.4 [INFO] [stderr] Checking futures-sink v0.3.8 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking futures-channel v0.3.8 [INFO] [stderr] Checking futures-task v0.3.8 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking async-task v4.0.3 [INFO] [stderr] Checking vec-arena v1.0.0 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking async-channel v1.5.1 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking half v1.6.0 [INFO] [stderr] Checking regex-syntax v0.6.21 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking async-executor v1.4.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking nb-connect v1.0.2 [INFO] [stderr] Checking polling v2.0.2 [INFO] [stderr] Checking signal-hook-registry v1.2.2 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking socket2 v0.4.7 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking mio v0.8.4 [INFO] [stderr] Checking crossbeam-epoch v0.9.0 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking async-io v1.2.0 [INFO] [stderr] Checking blocking v1.0.2 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Checking async-mutex v1.4.0 [INFO] [stderr] Checking kv-log-macro v1.0.7 [INFO] [stderr] Checking bytes v1.2.1 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Checking signal-hook v0.1.16 [INFO] [stderr] Checking futures-intrusive v0.5.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking async-global-executor v1.4.3 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/intrusive_pairing_heap.rs:23:28 [INFO] [stdout] | [INFO] [stdout] 23 | ops::{Deref, DerefMut, Drop}, [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking async-std v1.7.0 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking regex v1.4.2 [INFO] [stderr] Checking bstr v0.2.14 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking csv v1.1.4 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Compiling pin-project-internal v1.0.2 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Compiling tokio-macros v1.8.0 [INFO] [stderr] Checking tokio v1.19.2 [INFO] [stderr] Checking pin-project v1.0.2 [INFO] [stderr] Checking futures-util v0.3.8 [INFO] [stderr] Checking criterion v0.3.3 [INFO] [stderr] Checking futures-executor v0.3.8 [INFO] [stderr] Checking futures v0.3.8 [INFO] [stderr] Checking futures-test v0.3.8 [INFO] [stdout] warning: the item `signal_hook` is imported redundantly [INFO] [stdout] --> examples/cancellation.rs:89:5 [INFO] [stdout] | [INFO] [stdout] 89 | use signal_hook; [INFO] [stdout] | ^^^^^^^^^^^ the item `signal_hook` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `FixedHeapBuf` is imported redundantly [INFO] [stdout] --> src/buffer/ring_buffer.rs:323:9 [INFO] [stdout] | [INFO] [stdout] 322 | use super::*; [INFO] [stdout] | -------- the item `FixedHeapBuf` is already imported here [INFO] [stdout] 323 | use crate::buffer::ring_buffer::if_alloc::FixedHeapBuf; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/intrusive_double_linked_list.rs:329:9 [INFO] [stdout] | [INFO] [stdout] 329 | use alloc::vec::Vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Drop` is imported redundantly [INFO] [stdout] --> src/intrusive_pairing_heap.rs:23:28 [INFO] [stdout] | [INFO] [stdout] 23 | ops::{Deref, DerefMut, Drop}, [INFO] [stdout] | ^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Drop` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Block` is never used [INFO] [stdout] --> benches/semaphore.rs:36:7 [INFO] [stdout] | [INFO] [stdout] 36 | trait Block { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.33s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.3 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "3951f15e5818dd61e2cfe3479bfb4d2e006f13e94e8f928d81f45557bc69b815", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3951f15e5818dd61e2cfe3479bfb4d2e006f13e94e8f928d81f45557bc69b815", kill_on_drop: false }` [INFO] [stdout] 3951f15e5818dd61e2cfe3479bfb4d2e006f13e94e8f928d81f45557bc69b815 [INFO] checking futures-intrusive-0.5.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate futures-intrusive 0.5.0 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate futures-intrusive 0.5.0 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate futures-intrusive 0.5.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate futures-intrusive 0.5.0 [INFO] tweaked toml for crates.io crate futures-intrusive 0.5.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate futures-intrusive 0.5.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3205337ec5cedd602488311c00cf78017c04023d6e642ebbc0e858633b47d23f [INFO] running `Command { std: "docker" "start" "-a" "3205337ec5cedd602488311c00cf78017c04023d6e642ebbc0e858633b47d23f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3205337ec5cedd602488311c00cf78017c04023d6e642ebbc0e858633b47d23f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3205337ec5cedd602488311c00cf78017c04023d6e642ebbc0e858633b47d23f", kill_on_drop: false }` [INFO] [stdout] 3205337ec5cedd602488311c00cf78017c04023d6e642ebbc0e858633b47d23f [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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51ffe648ba09e4cbbeaf94e9536142f5b7456e2414d5a551c2465d5ff42d91f6 [INFO] running `Command { std: "docker" "start" "-a" "51ffe648ba09e4cbbeaf94e9536142f5b7456e2414d5a551c2465d5ff42d91f6", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.135 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Checking futures-core v0.3.8 [INFO] [stderr] Compiling syn v1.0.67 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling const_fn v0.4.3 [INFO] [stderr] Checking futures-io v0.3.8 [INFO] [stderr] Compiling crossbeam-utils v0.8.0 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling serde v1.0.117 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Checking fastrand v1.4.0 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking pin-project-lite v0.1.11 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling parking_lot_core v0.9.4 [INFO] [stderr] Checking futures-sink v0.3.8 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking futures-lite v1.11.2 [INFO] [stderr] Compiling getrandom v0.1.15 [INFO] [stderr] Checking futures-channel v0.3.8 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking futures-task v0.3.8 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling serde_json v1.0.59 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Checking smallvec v1.10.0 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-lite-1.11.2/src/future.rs:469:27 [INFO] [stdout] | [INFO] [stdout] 469 | let t1 = res1.map_err(|_| unreachable!()).unwrap(); [INFO] [stdout] | ^^^^^^^ cannot infer type of the type parameter `F` declared on the method `map_err` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 469 | let t1 = res1.map_err::(|_| unreachable!()).unwrap(); [INFO] [stdout] | ++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking async-task v4.0.3 [INFO] [stderr] Checking vec-arena v1.0.0 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking lock_api v0.4.6 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.117 [INFO] [stderr] Checking async-channel v1.5.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `futures-lite` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "51ffe648ba09e4cbbeaf94e9536142f5b7456e2414d5a551c2465d5ff42d91f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51ffe648ba09e4cbbeaf94e9536142f5b7456e2414d5a551c2465d5ff42d91f6", kill_on_drop: false }` [INFO] [stdout] 51ffe648ba09e4cbbeaf94e9536142f5b7456e2414d5a551c2465d5ff42d91f6