[INFO] fetching crate static_locks 0.1.0... [INFO] checking static_locks-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate static_locks 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] validating manifest of crates.io crate static_locks 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 static_locks 0.1.0 [INFO] finished tweaking crates.io crate static_locks 0.1.0 [INFO] tweaked toml for crates.io crate static_locks 0.1.0 written to /workspace/builds/worker-1-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 47 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding fixedbitset v0.2.0 (latest: v0.5.6) [INFO] [stderr] Adding getrandom v0.1.16 (latest: v0.2.12) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.3) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.2.6) [INFO] [stderr] Adding lock_api v0.3.4 (latest: v0.4.11) [INFO] [stderr] Adding object v0.32.2 (latest: v0.34.0) [INFO] [stderr] Adding parking_lot v0.10.2 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.7.3 (latest: v0.9.9) [INFO] [stderr] Adding petgraph v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand v0.7.3 (latest: v0.8.5) [INFO] [stderr] Adding rand_chacha v0.2.2 (latest: v0.3.1) [INFO] [stderr] Adding rand_core v0.5.1 (latest: v0.6.4) [INFO] [stderr] Adding rand_hc v0.2.0 (latest: v0.3.2) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.1) [INFO] [stderr] Adding thread-id v3.3.0 (latest: v4.2.1) [INFO] [stderr] Adding wasi v0.9.0+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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e68d5c834c0a141f531011863038a89b1cc29e467551850b239f4155b562b4d9 [INFO] running `Command { std: "docker" "start" "-a" "e68d5c834c0a141f531011863038a89b1cc29e467551850b239f4155b562b4d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e68d5c834c0a141f531011863038a89b1cc29e467551850b239f4155b562b4d9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e68d5c834c0a141f531011863038a89b1cc29e467551850b239f4155b562b4d9", kill_on_drop: false }` [INFO] [stdout] e68d5c834c0a141f531011863038a89b1cc29e467551850b239f4155b562b4d9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fb0fa49b1a8555e7945c94df462bc01f4a76d1519a41f0e4ad0c893aee8666e5 [INFO] running `Command { std: "docker" "start" "-a" "fb0fa49b1a8555e7945c94df462bc01f4a76d1519a41f0e4ad0c893aee8666e5", kill_on_drop: false }` [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking parking_lot_core v0.7.3 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking static_locks v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "fb0fa49b1a8555e7945c94df462bc01f4a76d1519a41f0e4ad0c893aee8666e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb0fa49b1a8555e7945c94df462bc01f4a76d1519a41f0e4ad0c893aee8666e5", kill_on_drop: false }` [INFO] [stdout] fb0fa49b1a8555e7945c94df462bc01f4a76d1519a41f0e4ad0c893aee8666e5 [INFO] checking static_locks-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate static_locks 0.1.0 into /workspace/builds/worker-1-tc2/source [INFO] validating manifest of crates.io crate static_locks 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 static_locks 0.1.0 [INFO] finished tweaking crates.io crate static_locks 0.1.0 [INFO] tweaked toml for crates.io crate static_locks 0.1.0 written to /workspace/builds/worker-1-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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] dee3c5ee4e9aca6c1b676b4519a72aa9ec85feb94964e1ef2b62a3c83adb893b [INFO] running `Command { std: "docker" "start" "-a" "dee3c5ee4e9aca6c1b676b4519a72aa9ec85feb94964e1ef2b62a3c83adb893b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dee3c5ee4e9aca6c1b676b4519a72aa9ec85feb94964e1ef2b62a3c83adb893b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dee3c5ee4e9aca6c1b676b4519a72aa9ec85feb94964e1ef2b62a3c83adb893b", kill_on_drop: false }` [INFO] [stdout] dee3c5ee4e9aca6c1b676b4519a72aa9ec85feb94964e1ef2b62a3c83adb893b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 099a9b19dc86fca55b5882d1e1486901a934e3e9179621a954659ef57ed9fe26 [INFO] running `Command { std: "docker" "start" "-a" "099a9b19dc86fca55b5882d1e1486901a934e3e9179621a954659ef57ed9fe26", kill_on_drop: false }` [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking getrandom v0.1.16 [INFO] [stderr] Checking parking_lot_core v0.7.3 [INFO] [stderr] Checking bincode v1.3.3 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking parking_lot v0.10.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking static_locks v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking rand v0.7.3 [INFO] [stdout] error[E0283]: type annotations needed for `Result<_, Box>` [INFO] [stdout] --> src/mutex.rs:672:13 [INFO] [stdout] | [INFO] [stdout] 672 | let _ = thread::spawn(move || { [INFO] [stdout] | _____________^___- [INFO] [stdout] 673 | | struct Unwinder { [INFO] [stdout] 674 | | i: Arc>, [INFO] [stdout] 675 | | } [INFO] [stdout] ... | [INFO] [stdout] 682 | | panic!(); [INFO] [stdout] 683 | | }) [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 `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving this pattern a type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 672 | let _: Result<_, Box> = thread::spawn(move || { [INFO] [stdout] | ++++++++++++++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0283]: type annotations needed for `Result<_, Box>` [INFO] [stdout] --> src/rwlock.rs:1614:13 [INFO] [stdout] | [INFO] [stdout] 1614 | let _ = thread::spawn(move || { [INFO] [stdout] | _____________^___- [INFO] [stdout] 1615 | | struct Unwinder { [INFO] [stdout] 1616 | | i: Arc>, [INFO] [stdout] 1617 | | } [INFO] [stdout] ... | [INFO] [stdout] 1625 | | panic!(); [INFO] [stdout] 1626 | | }) [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 `spawn` [INFO] [stdout] --> /rustc/3a4bc97f6385a3aa300a4fd689b44350e54fd676/library/std/src/thread/mod.rs:672:1 [INFO] [stdout] help: consider giving this pattern a type, where the type for type parameter `T` is specified [INFO] [stdout] | [INFO] [stdout] 1614 | let _: Result<_, Box> = thread::spawn(move || { [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 `static_locks` (lib test) due to 3 previous errors [INFO] running `Command { std: "docker" "inspect" "099a9b19dc86fca55b5882d1e1486901a934e3e9179621a954659ef57ed9fe26", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "099a9b19dc86fca55b5882d1e1486901a934e3e9179621a954659ef57ed9fe26", kill_on_drop: false }` [INFO] [stdout] 099a9b19dc86fca55b5882d1e1486901a934e3e9179621a954659ef57ed9fe26