[INFO] fetching crate spsc-bip-buffer 0.2.1... [INFO] testing spsc-bip-buffer-0.2.1 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8 [INFO] extracting crate spsc-bip-buffer 0.2.1 into /workspace/builds/worker-5-tc1/source [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-5-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate spsc-bip-buffer 0.2.1 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 28 packages to latest compatible versions [INFO] [stderr] Adding core_affinity v0.5.10 (available: v0.8.3) [INFO] [stderr] Adding rand v0.6.5 (available: v0.9.2) [INFO] [stderr] Adding streaming-harness-hdrhist v0.2.1 (available: v0.4.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded core_affinity v0.5.10 [INFO] [stderr] Downloaded cache_line_size v1.0.0 [INFO] [stderr] Downloaded streaming-harness-hdrhist v0.2.1 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 1c7c550e5710de50cb38e71ba04c2abb302505b4b1adb47ec025540b2277ac7d [INFO] running `Command { std: "docker" "start" "-a" "1c7c550e5710de50cb38e71ba04c2abb302505b4b1adb47ec025540b2277ac7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1c7c550e5710de50cb38e71ba04c2abb302505b4b1adb47ec025540b2277ac7d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1c7c550e5710de50cb38e71ba04c2abb302505b4b1adb47ec025540b2277ac7d", kill_on_drop: false }` [INFO] [stdout] 1c7c550e5710de50cb38e71ba04c2abb302505b4b1adb47ec025540b2277ac7d [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7ee3dbde31aaf36bc7a9ddf553521cd7f953ce32e350752379b4432356f67550 [INFO] running `Command { std: "docker" "start" "-a" "7ee3dbde31aaf36bc7a9ddf553521cd7f953ce32e350752379b4432356f67550", kill_on_drop: false }` [INFO] [stderr] Compiling cache_line_size v1.0.0 [INFO] [stderr] Compiling spsc-bip-buffer v0.2.1 (/opt/rustwide/workdir) [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] | ^^^^^^^^^^^^^ [INFO] [stdout] | [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] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 37 | sequestered: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "7ee3dbde31aaf36bc7a9ddf553521cd7f953ce32e350752379b4432356f67550", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7ee3dbde31aaf36bc7a9ddf553521cd7f953ce32e350752379b4432356f67550", kill_on_drop: false }` [INFO] [stdout] 7ee3dbde31aaf36bc7a9ddf553521cd7f953ce32e350752379b4432356f67550 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 75087dfe39f1a747379f05bb5146a6fc17bc494c9d6092b25c4528ffcd87e5f8 [INFO] running `Command { std: "docker" "start" "-a" "75087dfe39f1a747379f05bb5146a6fc17bc494c9d6092b25c4528ffcd87e5f8", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling streaming-harness-hdrhist v0.2.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling 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] | ^^^^^^^^^^^^^ [INFO] [stdout] | [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] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 37 | sequestered: Box, [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling core_affinity v0.5.10 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling spsc-bip-buffer v0.2.1 (/opt/rustwide/workdir) [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] | ^^^^^^^^^^^^^ [INFO] [stdout] | [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] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stdout] | [INFO] [stdout] 37 | sequestered: Box, [INFO] [stdout] | +++ [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)]` (part of `#[warn(unused)]`) 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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.57s [INFO] running `Command { std: "docker" "inspect" "75087dfe39f1a747379f05bb5146a6fc17bc494c9d6092b25c4528ffcd87e5f8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75087dfe39f1a747379f05bb5146a6fc17bc494c9d6092b25c4528ffcd87e5f8", kill_on_drop: false }` [INFO] [stdout] 75087dfe39f1a747379f05bb5146a6fc17bc494c9d6092b25c4528ffcd87e5f8 [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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ae7d1d8be495be5dc8464ecfba7c87bc5ffa7212eae466021f4b440a6b655af4 [INFO] running `Command { std: "docker" "start" "-a" "ae7d1d8be495be5dc8464ecfba7c87bc5ffa7212eae466021f4b440a6b655af4", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:37:22 [INFO] [stderr] | [INFO] [stderr] 37 | sequestered: Box, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn` [INFO] [stderr] | [INFO] [stderr] 37 | sequestered: Box, [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `spsc-bip-buffer` (lib) generated 1 warning (run `cargo fix --lib -p spsc-bip-buffer` to apply 1 suggestion) [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:471:21 [INFO] [stderr] | [INFO] [stderr] 471 | &mut msg[..].copy_from_slice(&[i; MSG_LENGTH as usize][..]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 471 | let _ = &mut msg[..].copy_from_slice(&[i; MSG_LENGTH as usize][..]); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused borrow that must be used [INFO] [stderr] --> src/lib.rs:481:21 [INFO] [stderr] | [INFO] [stderr] 481 | &mut msg[..].copy_from_slice(&[i; MSG_LENGTH as usize][..]); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 481 | let _ = &mut msg[..].copy_from_slice(&[i; MSG_LENGTH as usize][..]); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `spsc-bip-buffer` (lib test) generated 3 warnings (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/spsc_bip_buffer-8bcfbacfaf0d83d8) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test tests::provided_storage_still_alive ... ok [INFO] [stdout] test tests::provided_storage ... ok [INFO] [stdout] test tests::spsc ... ok [INFO] [stdout] test tests::provided_storage_wrong_type - should panic ... ok [INFO] [stdout] test tests::basic ... ok [INFO] [stdout] test tests::static_prime_length ... ok [INFO] [stdout] test tests::random_length ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.73s [INFO] [stdout] [INFO] [stderr] Doc-tests spsc_bip_buffer [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 9) ... ok [INFO] [stdout] test src/lib.rs - BipBufferWriterReservation (line 258) ... ok [INFO] [stdout] test src/lib.rs - BipBufferWriterReservation (line 245) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.85s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ae7d1d8be495be5dc8464ecfba7c87bc5ffa7212eae466021f4b440a6b655af4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ae7d1d8be495be5dc8464ecfba7c87bc5ffa7212eae466021f4b440a6b655af4", kill_on_drop: false }` [INFO] [stdout] ae7d1d8be495be5dc8464ecfba7c87bc5ffa7212eae466021f4b440a6b655af4