[INFO] fetching crate spsc-bip-buffer 0.2.1... [INFO] checking spsc-bip-buffer-0.2.1 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141 [INFO] extracting crate spsc-bip-buffer 0.2.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate spsc-bip-buffer 0.2.1 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate spsc-bip-buffer 0.2.1 [INFO] finished tweaking crates.io crate spsc-bip-buffer 0.2.1 [INFO] tweaked toml for crates.io crate spsc-bip-buffer 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 0a2d97e8d715b07e12a1c56be9b35e449b300a63a7a7d9cd66ad3dede5cb0b18 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "0a2d97e8d715b07e12a1c56be9b35e449b300a63a7a7d9cd66ad3dede5cb0b18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0a2d97e8d715b07e12a1c56be9b35e449b300a63a7a7d9cd66ad3dede5cb0b18", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a2d97e8d715b07e12a1c56be9b35e449b300a63a7a7d9cd66ad3dede5cb0b18", kill_on_drop: false }` [INFO] [stdout] 0a2d97e8d715b07e12a1c56be9b35e449b300a63a7a7d9cd66ad3dede5cb0b18 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16ad4e7b29f419afc4cb4329a173bb5c0ab69591f39c3068bef21bf99fafbf0a [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "16ad4e7b29f419afc4cb4329a173bb5c0ab69591f39c3068bef21bf99fafbf0a", kill_on_drop: false }` [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Checking cache_line_size v1.0.0 [INFO] [stderr] Checking streaming-harness-hdrhist v0.2.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking spsc-bip-buffer v0.2.1 (/opt/rustwide/workdir) [INFO] [stderr] Checking core_affinity v0.5.10 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:37:22 [INFO] [stdout] | [INFO] [stdout] 37 | sequestered: Box, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::any::Any` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_pcg v0.1.2 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_chacha v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:37:22 [INFO] [stdout] | [INFO] [stdout] 37 | sequestered: Box, [INFO] [stdout] | ^^^^^^^^^^^^^ help: use `dyn`: `dyn std::any::Any` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:471:21 [INFO] [stdout] | [INFO] [stdout] 471 | &mut msg[..].copy_from_slice(&[i; MSG_LENGTH as usize][..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 471 | let _ = &mut msg[..].copy_from_slice(&[i; MSG_LENGTH as usize][..]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/lib.rs:481:21 [INFO] [stdout] | [INFO] [stdout] 481 | &mut msg[..].copy_from_slice(&[i; MSG_LENGTH as usize][..]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 481 | let _ = &mut msg[..].copy_from_slice(&[i; MSG_LENGTH as usize][..]); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.40s [INFO] running `Command { std: "docker" "inspect" "16ad4e7b29f419afc4cb4329a173bb5c0ab69591f39c3068bef21bf99fafbf0a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16ad4e7b29f419afc4cb4329a173bb5c0ab69591f39c3068bef21bf99fafbf0a", kill_on_drop: false }` [INFO] [stdout] 16ad4e7b29f419afc4cb4329a173bb5c0ab69591f39c3068bef21bf99fafbf0a