[INFO] fetching crate suspend-channel 0.1.0... [INFO] checking suspend-channel-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate suspend-channel 0.1.0 into /workspace/builds/worker-6-tc1/source [INFO] validating manifest of crates.io crate suspend-channel 0.1.0 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 suspend-channel 0.1.0 [INFO] finished tweaking crates.io crate suspend-channel 0.1.0 [INFO] tweaked toml for crates.io crate suspend-channel 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 16 packages [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] Downloading crates ... [INFO] [stderr] Downloaded maybe-cell v0.1.1 [INFO] [stderr] Downloaded suspend-core v0.1.0 [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] b7f6e8d150905b607975cd2d335a1f6d9dc8c5f4e63406c4b2ae9cf87f67292f [INFO] running `Command { std: "docker" "start" "-a" "b7f6e8d150905b607975cd2d335a1f6d9dc8c5f4e63406c4b2ae9cf87f67292f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b7f6e8d150905b607975cd2d335a1f6d9dc8c5f4e63406c4b2ae9cf87f67292f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7f6e8d150905b607975cd2d335a1f6d9dc8c5f4e63406c4b2ae9cf87f67292f", kill_on_drop: false }` [INFO] [stdout] b7f6e8d150905b607975cd2d335a1f6d9dc8c5f4e63406c4b2ae9cf87f67292f [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] 54ade703e7699d41a0589b5602f4943812bcbc04ace4b9d25e80b31414c1b2d5 [INFO] running `Command { std: "docker" "start" "-a" "54ade703e7699d41a0589b5602f4943812bcbc04ace4b9d25e80b31414c1b2d5", kill_on_drop: false }` [INFO] [stderr] Checking maybe-cell v0.1.1 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking suspend-core v0.1.0 [INFO] [stderr] Checking suspend-channel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead [INFO] [stdout] --> src/channel.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | sync::atomic::{fence, spin_loop_hint, AtomicU8, Ordering}, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead [INFO] [stdout] --> src/channel.rs:365:13 [INFO] [stdout] | [INFO] [stdout] 365 | spin_loop_hint(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead [INFO] [stdout] --> src/channel.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | sync::atomic::{fence, spin_loop_hint, AtomicU8, Ordering}, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead [INFO] [stdout] --> src/channel.rs:365:13 [INFO] [stdout] | [INFO] [stdout] 365 | spin_loop_hint(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.67s [INFO] running `Command { std: "docker" "inspect" "54ade703e7699d41a0589b5602f4943812bcbc04ace4b9d25e80b31414c1b2d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "54ade703e7699d41a0589b5602f4943812bcbc04ace4b9d25e80b31414c1b2d5", kill_on_drop: false }` [INFO] [stdout] 54ade703e7699d41a0589b5602f4943812bcbc04ace4b9d25e80b31414c1b2d5 [INFO] checking suspend-channel-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate suspend-channel 0.1.0 into /workspace/builds/worker-6-tc2/source [INFO] validating manifest of crates.io crate suspend-channel 0.1.0 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 suspend-channel 0.1.0 [INFO] finished tweaking crates.io crate suspend-channel 0.1.0 [INFO] tweaked toml for crates.io crate suspend-channel 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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" "+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] 1d6221e5e7fc06c6a99119e1deb5481cce4dfaa3c4fdec9df7b9e78eb1e20eb0 [INFO] running `Command { std: "docker" "start" "-a" "1d6221e5e7fc06c6a99119e1deb5481cce4dfaa3c4fdec9df7b9e78eb1e20eb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1d6221e5e7fc06c6a99119e1deb5481cce4dfaa3c4fdec9df7b9e78eb1e20eb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1d6221e5e7fc06c6a99119e1deb5481cce4dfaa3c4fdec9df7b9e78eb1e20eb0", kill_on_drop: false }` [INFO] [stdout] 1d6221e5e7fc06c6a99119e1deb5481cce4dfaa3c4fdec9df7b9e78eb1e20eb0 [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] 4e444b840b6b216e5b90091eef8caf17f3cae9006a4a4bea04613b74726936e9 [INFO] running `Command { std: "docker" "start" "-a" "4e444b840b6b216e5b90091eef8caf17f3cae9006a4a4bea04613b74726936e9", kill_on_drop: false }` [INFO] [stderr] Checking maybe-cell v0.1.1 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Compiling syn v2.0.58 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking suspend-core v0.1.0 [INFO] [stderr] Checking suspend-channel v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead [INFO] [stdout] --> src/channel.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | sync::atomic::{fence, spin_loop_hint, AtomicU8, Ordering}, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead [INFO] [stdout] --> src/channel.rs:365:13 [INFO] [stdout] | [INFO] [stdout] 365 | spin_loop_hint(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead [INFO] [stdout] --> src/channel.rs:7:27 [INFO] [stdout] | [INFO] [stdout] 7 | sync::atomic::{fence, spin_loop_hint, AtomicU8, Ordering}, [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::sync::atomic::spin_loop_hint`: use hint::spin_loop instead [INFO] [stdout] --> src/channel.rs:365:13 [INFO] [stdout] | [INFO] [stdout] 365 | spin_loop_hint(); [INFO] [stdout] | ^^^^^^^^^^^^^^ [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] error[E0282]: type annotations needed [INFO] [stdout] --> tests/async_stream.rs:97:9 [INFO] [stdout] | [INFO] [stdout] 97 | Err(2)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 97 | Err::(2)?; [INFO] [stdout] | ++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> tests/async_stream.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | Err(2)?; [INFO] [stdout] | ^^^ cannot infer type of the type parameter `T` declared on the enum `Result` [INFO] [stdout] | [INFO] [stdout] help: consider specifying the generic arguments [INFO] [stdout] | [INFO] [stdout] 113 | Err::(2)?; [INFO] [stdout] | ++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `suspend-channel` (test "async_stream") due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "4e444b840b6b216e5b90091eef8caf17f3cae9006a4a4bea04613b74726936e9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e444b840b6b216e5b90091eef8caf17f3cae9006a4a4bea04613b74726936e9", kill_on_drop: false }` [INFO] [stdout] 4e444b840b6b216e5b90091eef8caf17f3cae9006a4a4bea04613b74726936e9