[INFO] fetching crate blocking-permit 1.3.3... [INFO] checking blocking-permit-1.3.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate blocking-permit 1.3.3 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate blocking-permit 1.3.3 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 blocking-permit 1.3.3 [INFO] finished tweaking crates.io crate blocking-permit 1.3.3 [INFO] tweaked toml for crates.io crate blocking-permit 1.3.3 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 45 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bytes v1.1.0 (latest: v1.6.0) [INFO] [stderr] Adding futures-intrusive v0.4.2 (latest: v0.5.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding log v0.4.14 (latest: v0.4.21) [INFO] [stderr] Adding num_cpus v1.13.1 (latest: v1.16.0) [INFO] [stderr] Adding parking_lot v0.11.2 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.8.6 (latest: v0.9.9) [INFO] [stderr] Adding redox_syscall v0.2.16 (latest: v0.5.1) [INFO] [stderr] Adding remove_dir_all v0.5.3 (latest: v0.8.2) [INFO] [stderr] Adding tempfile v3.2.0 (latest: v3.10.1) [INFO] [stderr] Adding tokio v1.12.0 (latest: v1.37.0) [INFO] [stderr] Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0) [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] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded piccolog v1.0.3 [INFO] [stderr] Downloaded tao-log v1.0.1 [INFO] [stderr] Downloaded tokio v1.12.0 [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] 390bfc54f8650c2e20094aff9ecb97b8659ef2d55fb7646e85fb5bbd0ce1af7a [INFO] running `Command { std: "docker" "start" "-a" "390bfc54f8650c2e20094aff9ecb97b8659ef2d55fb7646e85fb5bbd0ce1af7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "390bfc54f8650c2e20094aff9ecb97b8659ef2d55fb7646e85fb5bbd0ce1af7a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "390bfc54f8650c2e20094aff9ecb97b8659ef2d55fb7646e85fb5bbd0ce1af7a", kill_on_drop: false }` [INFO] [stdout] 390bfc54f8650c2e20094aff9ecb97b8659ef2d55fb7646e85fb5bbd0ce1af7a [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] 7a763033e02c55d6f932bc11c729ac699bd17f2d180b7d50a89517176f3d7dd6 [INFO] running `Command { std: "docker" "start" "-a" "7a763033e02c55d6f932bc11c729ac699bd17f2d180b7d50a89517176f3d7dd6", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling tao-log v1.0.1 [INFO] [stderr] Compiling blocking-permit v1.3.3 (/opt/rustwide/workdir) [INFO] [stderr] Compiling piccolog v1.0.3 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.08s [INFO] running `Command { std: "docker" "inspect" "7a763033e02c55d6f932bc11c729ac699bd17f2d180b7d50a89517176f3d7dd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a763033e02c55d6f932bc11c729ac699bd17f2d180b7d50a89517176f3d7dd6", kill_on_drop: false }` [INFO] [stdout] 7a763033e02c55d6f932bc11c729ac699bd17f2d180b7d50a89517176f3d7dd6 [INFO] checking blocking-permit-1.3.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate blocking-permit 1.3.3 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate blocking-permit 1.3.3 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 blocking-permit 1.3.3 [INFO] finished tweaking crates.io crate blocking-permit 1.3.3 [INFO] tweaked toml for crates.io crate blocking-permit 1.3.3 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" "+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-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] cdcd6134fbcf5de11ee2061fd4b4897308681e34f5355843eeae250ef4b91fc1 [INFO] running `Command { std: "docker" "start" "-a" "cdcd6134fbcf5de11ee2061fd4b4897308681e34f5355843eeae250ef4b91fc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cdcd6134fbcf5de11ee2061fd4b4897308681e34f5355843eeae250ef4b91fc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cdcd6134fbcf5de11ee2061fd4b4897308681e34f5355843eeae250ef4b91fc1", kill_on_drop: false }` [INFO] [stdout] cdcd6134fbcf5de11ee2061fd4b4897308681e34f5355843eeae250ef4b91fc1 [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] 01071201dff6dc9c2ba0a2baefc3636356df021480f4da18f318becd0bf301a7 [INFO] running `Command { std: "docker" "start" "-a" "01071201dff6dc9c2ba0a2baefc3636356df021480f4da18f318becd0bf301a7", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Compiling tao-log v1.0.1 [INFO] [stderr] Checking futures-task v0.3.30 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling blocking-permit v1.3.3 (/opt/rustwide/workdir) [INFO] [stderr] Compiling piccolog v1.0.3 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stdout] error[E0283]: type annotations needed for `Dispatched` [INFO] [stdout] --> src/tests.rs:102:9 [INFO] [stdout] | [INFO] [stdout] 102 | let task = dispatch_rx(|| { [INFO] [stdout] | _________^^^^___- [INFO] [stdout] 103 | | debug!("about to panic"); [INFO] [stdout] 104 | | panic!("you asked for it"); [INFO] [stdout] 105 | | }).unwrap(); [INFO] [stdout] | |______- type must be known at this point [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `dispatch::dispatch_rx` [INFO] [stdout] --> src/dispatch.rs:90:14 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn dispatch_rx(f: F) -> DispatchRx [INFO] [stdout] | ----------- required by a bound in this function [INFO] [stdout] 89 | where F: FnOnce() -> T + Send + 'static, [INFO] [stdout] 90 | T: Send + 'static [INFO] [stdout] | ^^^^ required by this bound in `dispatch_rx` [INFO] [stdout] help: consider giving `task` an explicit type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 102 | let task: Dispatched = dispatch_rx(|| { [INFO] [stdout] | +++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `Result` [INFO] [stdout] --> src/tests.rs:123:19 [INFO] [stdout] | [INFO] [stdout] 118 | / dispatch_rx(|| { [INFO] [stdout] 119 | | debug!("about to panic"); [INFO] [stdout] 120 | | panic!("you asked for it"); [INFO] [stdout] 121 | | }) [INFO] [stdout] | |__________- type must be known at this point [INFO] [stdout] 122 | .unwrap() [INFO] [stdout] 123 | .map(|r| { [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `dispatch::dispatch_rx` [INFO] [stdout] --> src/dispatch.rs:90:14 [INFO] [stdout] | [INFO] [stdout] 88 | pub fn dispatch_rx(f: F) -> DispatchRx [INFO] [stdout] | ----------- required by a bound in this function [INFO] [stdout] 89 | where F: FnOnce() -> T + Send + 'static, [INFO] [stdout] 90 | T: Send + 'static [INFO] [stdout] | ^^^^ required by this bound in `dispatch_rx` [INFO] [stdout] help: consider giving this closure parameter an explicit type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 123 | .map(|r: Result| { [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 E0283`. [INFO] [stdout] [INFO] [stderr] error: could not compile `blocking-permit` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "01071201dff6dc9c2ba0a2baefc3636356df021480f4da18f318becd0bf301a7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "01071201dff6dc9c2ba0a2baefc3636356df021480f4da18f318becd0bf301a7", kill_on_drop: false }` [INFO] [stdout] 01071201dff6dc9c2ba0a2baefc3636356df021480f4da18f318becd0bf301a7