[INFO] fetching crate safina-executor 0.3.3... [INFO] checking safina-executor-0.3.3 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate safina-executor 0.3.3 into /workspace/builds/worker-5-tc1/source [INFO] validating manifest of crates.io crate safina-executor 0.3.3 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 safina-executor 0.3.3 [INFO] finished tweaking crates.io crate safina-executor 0.3.3 [INFO] tweaked toml for crates.io crate safina-executor 0.3.3 written to /workspace/builds/worker-5-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 5 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 safina-threadpool v0.2.4 [INFO] [stderr] Downloaded safina-timer v0.1.11 [INFO] [stderr] Downloaded safina-sync v0.2.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] dc1c6bb4363d3be0bbb623d6bc68230ac9c44fcf70472d3a759b9c9f0a76440a [INFO] running `Command { std: "docker" "start" "-a" "dc1c6bb4363d3be0bbb623d6bc68230ac9c44fcf70472d3a759b9c9f0a76440a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dc1c6bb4363d3be0bbb623d6bc68230ac9c44fcf70472d3a759b9c9f0a76440a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dc1c6bb4363d3be0bbb623d6bc68230ac9c44fcf70472d3a759b9c9f0a76440a", kill_on_drop: false }` [INFO] [stdout] dc1c6bb4363d3be0bbb623d6bc68230ac9c44fcf70472d3a759b9c9f0a76440a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] c16bcbcc6ed196b91c1795df4916158b0d9dbac13b1ffd71529a623e9a0f2e2e [INFO] running `Command { std: "docker" "start" "-a" "c16bcbcc6ed196b91c1795df4916158b0d9dbac13b1ffd71529a623e9a0f2e2e", kill_on_drop: false }` [INFO] [stderr] Checking safina-sync v0.2.4 [INFO] [stderr] Checking safina-threadpool v0.2.4 [INFO] [stderr] Checking safina-timer v0.1.11 [INFO] [stderr] Checking safina-executor v0.3.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "c16bcbcc6ed196b91c1795df4916158b0d9dbac13b1ffd71529a623e9a0f2e2e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c16bcbcc6ed196b91c1795df4916158b0d9dbac13b1ffd71529a623e9a0f2e2e", kill_on_drop: false }` [INFO] [stdout] c16bcbcc6ed196b91c1795df4916158b0d9dbac13b1ffd71529a623e9a0f2e2e [INFO] checking safina-executor-0.3.3 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate safina-executor 0.3.3 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate safina-executor 0.3.3 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 safina-executor 0.3.3 [INFO] finished tweaking crates.io crate safina-executor 0.3.3 [INFO] tweaked toml for crates.io crate safina-executor 0.3.3 written to /workspace/builds/worker-5-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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4afda92ea9ec2f92ac078395639f39ee64655b45f7222cc06233996835051281 [INFO] running `Command { std: "docker" "start" "-a" "4afda92ea9ec2f92ac078395639f39ee64655b45f7222cc06233996835051281", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4afda92ea9ec2f92ac078395639f39ee64655b45f7222cc06233996835051281", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4afda92ea9ec2f92ac078395639f39ee64655b45f7222cc06233996835051281", kill_on_drop: false }` [INFO] [stdout] 4afda92ea9ec2f92ac078395639f39ee64655b45f7222cc06233996835051281 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 329536483edc7c51ef16322f7626acac35b3b0cd6980197ba81e91f4bb56e78f [INFO] running `Command { std: "docker" "start" "-a" "329536483edc7c51ef16322f7626acac35b3b0cd6980197ba81e91f4bb56e78f", kill_on_drop: false }` [INFO] [stderr] Checking safina-sync v0.2.4 [INFO] [stderr] Checking safina-threadpool v0.2.4 [INFO] [stderr] Checking safina-timer v0.1.11 [INFO] [stderr] Checking safina-executor v0.3.3 (/opt/rustwide/workdir) [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> tests/integration.rs:334:34 [INFO] [stdout] | [INFO] [stdout] 334 | std::panic::catch_unwind(|| executor.block_on(async { panic!("ignore this panic") })) [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 334 | std::panic::catch_unwind(|| -> /* Type */ { executor.block_on(async { panic!("ignore this panic") }) }) [INFO] [stdout] | +++++++++++++++ + [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> tests/integration.rs:361:34 [INFO] [stdout] | [INFO] [stdout] 361 | std::panic::catch_unwind(|| safina_executor::block_on(async { [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 361 ~ std::panic::catch_unwind(|| -> /* Type */ { safina_executor::block_on(async { [INFO] [stdout] 362 | panic!("ignore this panic"); [INFO] [stdout] 363 ~ }) }) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> tests/integration.rs:481:44 [INFO] [stdout] | [INFO] [stdout] 481 | safina_executor::schedule_blocking(|| panic!("ignore this panic")) [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: cannot satisfy `_: Send` [INFO] [stdout] note: required by a bound in `schedule_blocking` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:406:8 [INFO] [stdout] | [INFO] [stdout] 404 | pub fn schedule_blocking(func: F) -> Receiver [INFO] [stdout] | ----------------- required by a bound in this function [INFO] [stdout] 405 | where [INFO] [stdout] 406 | T: Send + 'static, [INFO] [stdout] | ^^^^ required by this bound in `schedule_blocking` [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 481 | safina_executor::schedule_blocking(|| -> /* Type */ panic!("ignore this panic")) [INFO] [stdout] | +++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed [INFO] [stdout] --> tests/integration.rs:493:32 [INFO] [stdout] | [INFO] [stdout] 493 | .schedule_blocking(|| panic!("ignore this panic")) [INFO] [stdout] | ----------------- ^^ [INFO] [stdout] | | [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 `Executor::schedule_blocking` [INFO] [stdout] --> /opt/rustwide/workdir/src/lib.rs:268:12 [INFO] [stdout] | [INFO] [stdout] 266 | pub fn schedule_blocking(self: &Arc, func: F) -> Receiver [INFO] [stdout] | ----------------- required by a bound in this associated function [INFO] [stdout] 267 | where [INFO] [stdout] 268 | T: Send + 'static, [INFO] [stdout] | ^^^^ required by this bound in `Executor::schedule_blocking` [INFO] [stdout] help: try giving this closure an explicit return type [INFO] [stdout] | [INFO] [stdout] 493 | .schedule_blocking(|| -> /* Type */ panic!("ignore this panic")) [INFO] [stdout] | +++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0282, E0283. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `safina-executor` (test "integration") due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "329536483edc7c51ef16322f7626acac35b3b0cd6980197ba81e91f4bb56e78f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "329536483edc7c51ef16322f7626acac35b3b0cd6980197ba81e91f4bb56e78f", kill_on_drop: false }` [INFO] [stdout] 329536483edc7c51ef16322f7626acac35b3b0cd6980197ba81e91f4bb56e78f