[INFO] fetching crate revenq 0.4.1... [INFO] checking revenq-0.4.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate revenq 0.4.1 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate revenq 0.4.1 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 revenq 0.4.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate revenq 0.4.1 [INFO] tweaked toml for crates.io crate revenq 0.4.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate crates.io crate revenq 0.4.1 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 once_cell v1.5.2 [INFO] [stderr] Downloaded futures-lite v1.11.2 [INFO] [stderr] Downloaded waker-fn v1.0.0 [INFO] [stderr] Downloaded pin-project-lite v0.1.7 [INFO] [stderr] Downloaded futures-io v0.3.5 [INFO] [stderr] Downloaded futures-core v0.3.5 [INFO] [stderr] Downloaded serde v1.0.115 [INFO] [stderr] Downloaded log v0.4.11 [INFO] [stderr] Downloaded serde_json v1.0.57 [INFO] [stderr] Downloaded regex-automata v0.1.9 [INFO] [stderr] Downloaded cache-padded v1.1.1 [INFO] [stderr] Downloaded async-channel v1.5.1 [INFO] [stderr] Downloaded bstr v0.2.13 [INFO] [stderr] Downloaded oorandom v11.1.2 [INFO] [stderr] Downloaded vec-arena v1.0.0 [INFO] [stderr] Downloaded web-sys v0.3.44 [INFO] [stderr] Downloaded csv v1.1.3 [INFO] [stderr] Downloaded quote v1.0.7 [INFO] [stderr] Downloaded bumpalo v3.4.0 [INFO] [stderr] Downloaded crossbeam-queue v0.2.3 [INFO] [stderr] Downloaded plotters v0.2.15 [INFO] [stderr] Downloaded rayon v1.3.1 [INFO] [stderr] Downloaded async-task v4.0.3 [INFO] [stderr] Downloaded either v1.6.0 [INFO] [stderr] Downloaded memoffset v0.5.5 [INFO] [stderr] Downloaded crossbeam-epoch v0.8.2 [INFO] [stderr] Downloaded proc-macro2 v1.0.19 [INFO] [stderr] Downloaded serde_derive v1.0.115 [INFO] [stderr] Downloaded itoa v0.4.6 [INFO] [stderr] Downloaded async-executor v1.4.0 [INFO] [stderr] Downloaded clap v2.33.2 [INFO] [stderr] Downloaded cast v0.2.3 [INFO] [stderr] Downloaded js-sys v0.3.44 [INFO] [stderr] Downloaded wasm-bindgen-backend v0.2.67 [INFO] [stderr] Downloaded wasm-bindgen-shared v0.2.67 [INFO] [stderr] Downloaded wasm-bindgen-macro-support v0.2.67 [INFO] [stderr] Downloaded wasm-bindgen-macro v0.2.67 [INFO] [stderr] Downloaded wasm-bindgen v0.2.67 [INFO] [stderr] Downloaded rayon-core v1.7.1 [INFO] [stderr] Downloaded half v1.6.0 [INFO] [stderr] Downloaded criterion v0.3.3 [INFO] [stderr] Downloaded crossbeam-deque v0.7.3 [INFO] [stderr] Downloaded syn v1.0.38 [INFO] [stderr] Downloaded tinytemplate v1.1.0 [INFO] [stderr] Downloaded event-listener v2.5.1 [INFO] [stderr] Downloaded fastrand v1.3.4 [INFO] [stderr] Downloaded hermit-abi v0.1.15 [INFO] [stderr] Downloaded libc v0.2.74 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2741dad628159117d2e3670b477d86c6ad7a1830900340a15e1261efb17d3104 [INFO] running `Command { std: "docker" "start" "-a" "2741dad628159117d2e3670b477d86c6ad7a1830900340a15e1261efb17d3104", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2741dad628159117d2e3670b477d86c6ad7a1830900340a15e1261efb17d3104", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2741dad628159117d2e3670b477d86c6ad7a1830900340a15e1261efb17d3104", kill_on_drop: false }` [INFO] [stdout] 2741dad628159117d2e3670b477d86c6ad7a1830900340a15e1261efb17d3104 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 37223a30bdf98a89b5b6fc37b36698650ae69e00a18952e70878c0199968b84e [INFO] running `Command { std: "docker" "start" "-a" "37223a30bdf98a89b5b6fc37b36698650ae69e00a18952e70878c0199968b84e", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Checking either v1.6.0 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking fastrand v1.3.4 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Checking waker-fn v1.0.0 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Checking half v1.6.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking futures-lite v1.11.2 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking clap v2.33.2 [INFO] [stderr] Checking vec-arena v1.0.0 [INFO] [stderr] Checking async-task v4.0.3 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Checking async-channel v1.5.1 [INFO] [stderr] Checking revenq v0.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/lib.rs:19:24 [INFO] [stdout] | [INFO] [stdout] 19 | use alloc::{sync::Arc, 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] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Unpin` is imported redundantly [INFO] [stdout] --> src/lib.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | use core::{fmt, marker::Unpin}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Unpin` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking async-executor v1.4.0 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Checking plotters v0.2.15 [INFO] [stderr] Checking bstr v0.2.13 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking csv v1.1.3 [INFO] [stderr] Checking tinytemplate v1.1.0 [INFO] [stderr] Checking criterion v0.3.3 [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/lib.rs:19:24 [INFO] [stdout] | [INFO] [stdout] 19 | use alloc::{sync::Arc, 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] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Unpin` is imported redundantly [INFO] [stdout] --> src/lib.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | use core::{fmt, marker::Unpin}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Unpin` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `drop` is imported redundantly [INFO] [stdout] --> examples/asch-echo-local.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::mem::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] [stdout] warning: the item `drop` is imported redundantly [INFO] [stdout] --> examples/echo-local.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 2 | use std::mem::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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.72s [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 3` [INFO] running `Command { std: "docker" "inspect" "37223a30bdf98a89b5b6fc37b36698650ae69e00a18952e70878c0199968b84e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "37223a30bdf98a89b5b6fc37b36698650ae69e00a18952e70878c0199968b84e", kill_on_drop: false }` [INFO] [stdout] 37223a30bdf98a89b5b6fc37b36698650ae69e00a18952e70878c0199968b84e [INFO] checking revenq-0.4.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate revenq 0.4.1 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate revenq 0.4.1 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 revenq 0.4.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate revenq 0.4.1 [INFO] tweaked toml for crates.io crate revenq 0.4.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate crates.io crate revenq 0.4.1 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 8404ed69158e4e321b2528641d5d8bcaf7038eb3709501d6e091e9a6c5e4f851 [INFO] running `Command { std: "docker" "start" "-a" "8404ed69158e4e321b2528641d5d8bcaf7038eb3709501d6e091e9a6c5e4f851", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8404ed69158e4e321b2528641d5d8bcaf7038eb3709501d6e091e9a6c5e4f851", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8404ed69158e4e321b2528641d5d8bcaf7038eb3709501d6e091e9a6c5e4f851", kill_on_drop: false }` [INFO] [stdout] 8404ed69158e4e321b2528641d5d8bcaf7038eb3709501d6e091e9a6c5e4f851 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b45e1a2f7c470d577df85468e809cb2799a5fb0265159abccc714d9668bd1537 [INFO] running `Command { std: "docker" "start" "-a" "b45e1a2f7c470d577df85468e809cb2799a5fb0265159abccc714d9668bd1537", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.0 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling libc v0.2.74 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking either v1.6.0 [INFO] [stderr] Compiling syn v1.0.38 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Checking itoa v0.4.6 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking futures-core v0.3.5 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking cache-padded v1.1.1 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking futures-io v0.3.5 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Checking fastrand v1.3.4 [INFO] [stderr] Checking pin-project-lite v0.1.7 [INFO] [stderr] Checking half v1.6.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking waker-fn v1.0.0 [INFO] [stderr] Checking event-listener v2.5.1 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling cast v0.2.3 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking clap v2.33.2 [INFO] [stderr] Checking oorandom v11.1.2 [INFO] [stderr] Checking async-task v4.0.3 [INFO] [stderr] Checking futures-lite v1.11.2 [INFO] [stderr] Checking vec-arena v1.0.0 [INFO] [stderr] Checking stable_deref_trait v1.2.0 [INFO] [stderr] Checking async-channel v1.5.1 [INFO] [stderr] Checking revenq v0.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stdout] warning: the item `Vec` is imported redundantly [INFO] [stdout] --> src/lib.rs:19:24 [INFO] [stdout] | [INFO] [stdout] 19 | use alloc::{sync::Arc, vec::Vec}; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Vec` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Unpin` is imported redundantly [INFO] [stdout] --> src/lib.rs:20:17 [INFO] [stdout] | [INFO] [stdout] 20 | use core::{fmt, marker::Unpin}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/prelude/mod.rs:134:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Unpin` is already defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [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 crossbeam-queue v0.2.3 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [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" "b45e1a2f7c470d577df85468e809cb2799a5fb0265159abccc714d9668bd1537", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b45e1a2f7c470d577df85468e809cb2799a5fb0265159abccc714d9668bd1537", kill_on_drop: false }` [INFO] [stdout] b45e1a2f7c470d577df85468e809cb2799a5fb0265159abccc714d9668bd1537