[INFO] fetching crate smr 0.1.2... [INFO] testing smr-0.1.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate smr 0.1.2 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate smr 0.1.2 [INFO] finished tweaking crates.io crate smr 0.1.2 [INFO] tweaked toml for crates.io crate smr 0.1.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate smr 0.1.2 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 199 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] [stderr] Adding ctor v0.1.26 (available: v0.6.1) [INFO] [stderr] Adding ipc-channel v0.15.0 (available: v0.20.2) [INFO] [stderr] Adding nix v0.22.3 (available: v0.30.1) [INFO] [stderr] Adding parking_lot v0.11.2 (available: v0.12.5) [INFO] [stderr] Adding phf v0.10.1 (available: v0.13.1) [INFO] [stderr] Adding pretty_env_logger v0.4.0 (available: v0.5.0) [INFO] [stderr] Adding procfs v0.10.1 (available: v0.18.0) [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding ringbuffer v0.8.5 (available: v0.16.0) [INFO] [stderr] Adding syscallz v0.16.2 (available: v0.17.0) [INFO] [stderr] Adding thiserror v1.0.69 (available: v2.0.17) [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 prctl v1.0.0 [INFO] [stderr] Downloaded strum_macros v0.21.1 [INFO] [stderr] Downloaded ringbuffer v0.8.5 [INFO] [stderr] Downloaded seccomp-sys v0.1.3 [INFO] [stderr] Downloaded procfs v0.10.1 [INFO] [stderr] Downloaded syscallz v0.16.2 [INFO] [stderr] Downloaded ipc-channel v0.15.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8099f55f09b02e4d272f645ab6e99814956e2cb0ddc737d7ac0e9ed5ed601ff5 [INFO] running `Command { std: "docker" "start" "-a" "8099f55f09b02e4d272f645ab6e99814956e2cb0ddc737d7ac0e9ed5ed601ff5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8099f55f09b02e4d272f645ab6e99814956e2cb0ddc737d7ac0e9ed5ed601ff5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8099f55f09b02e4d272f645ab6e99814956e2cb0ddc737d7ac0e9ed5ed601ff5", kill_on_drop: false }` [INFO] [stdout] 8099f55f09b02e4d272f645ab6e99814956e2cb0ddc737d7ac0e9ed5ed601ff5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 951de99fceae388ea0dabc37e5a3c8a4b73d115db359c49709080c4e6f6ea237 [INFO] running `Command { std: "docker" "start" "-a" "951de99fceae388ea0dabc37e5a3c8a4b73d115db359c49709080c4e6f6ea237", kill_on_drop: false }` [INFO] [stderr] Compiling serde_core v1.0.228 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling nix v0.30.1 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling seccomp-sys v0.1.3 [INFO] [stderr] Compiling syscallz v0.16.2 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling getrandom v0.3.4 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling instant v0.1.13 [INFO] [stderr] Compiling tempfile v3.23.0 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling flate2 v1.1.5 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling futures-executor v0.3.31 [INFO] [stderr] Compiling tokio-macros v2.6.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.15 [INFO] [stderr] Compiling crossbeam-queue v0.3.12 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling socket2 v0.6.1 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling mio v1.1.0 [INFO] [stderr] Compiling signal-hook-registry v1.4.6 [INFO] [stderr] Compiling byteorder v1.5.0 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling strum v0.21.0 [INFO] [stderr] Compiling array-init v2.1.0 [INFO] [stderr] Compiling procfs v0.10.1 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling ringbuffer v0.8.5 [INFO] [stderr] Compiling prctl v1.0.0 [INFO] [stderr] Compiling crossbeam v0.8.4 [INFO] [stderr] Compiling futures v0.3.31 [INFO] [stderr] Compiling tokio v1.48.0 [INFO] [stderr] Compiling filedescriptor v0.8.3 [INFO] [stderr] Compiling nix v0.22.3 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Compiling async-trait v0.1.89 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling pretty_env_logger v0.4.0 [INFO] [stderr] Compiling strum_macros v0.21.1 [INFO] [stderr] Compiling phf_macros v0.10.0 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling ipc-channel v0.15.0 [INFO] [stderr] Compiling phf v0.10.1 [INFO] [stderr] Compiling smr v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `tokio::sync::RwLockReadGuard` that must be used [INFO] [stdout] --> src/pm.rs:185:7 [INFO] [stdout] | [INFO] [stdout] 185 | term.read().await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if unused the RwLock will immediately unlock [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] 185 | let _ = term.read().await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.57s [INFO] running `Command { std: "docker" "inspect" "951de99fceae388ea0dabc37e5a3c8a4b73d115db359c49709080c4e6f6ea237", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "951de99fceae388ea0dabc37e5a3c8a4b73d115db359c49709080c4e6f6ea237", kill_on_drop: false }` [INFO] [stdout] 951de99fceae388ea0dabc37e5a3c8a4b73d115db359c49709080c4e6f6ea237 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e6dd4fd5f1b2d08cec0a6e0f966114cfedd69cdb66a90337f35e56d63ed7b7f5 [INFO] running `Command { std: "docker" "start" "-a" "e6dd4fd5f1b2d08cec0a6e0f966114cfedd69cdb66a90337f35e56d63ed7b7f5", kill_on_drop: false }` [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling serde_json v1.0.145 [INFO] [stderr] Compiling csv-core v0.1.13 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling criterion-plot v0.4.5 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stdout] warning: unused `tokio::sync::RwLockReadGuard` that must be used [INFO] [stdout] --> src/pm.rs:185:7 [INFO] [stdout] | [INFO] [stdout] 185 | term.read().await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if unused the RwLock will immediately unlock [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] 185 | let _ = term.read().await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling csv v1.4.0 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.6 [INFO] [stderr] Compiling smr v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused `tokio::sync::RwLockReadGuard` that must be used [INFO] [stdout] --> src/pm.rs:185:7 [INFO] [stdout] | [INFO] [stdout] 185 | term.read().await; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if unused the RwLock will immediately unlock [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] 185 | let _ = term.read().await; [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 15.16s [INFO] running `Command { std: "docker" "inspect" "e6dd4fd5f1b2d08cec0a6e0f966114cfedd69cdb66a90337f35e56d63ed7b7f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6dd4fd5f1b2d08cec0a6e0f966114cfedd69cdb66a90337f35e56d63ed7b7f5", kill_on_drop: false }` [INFO] [stdout] e6dd4fd5f1b2d08cec0a6e0f966114cfedd69cdb66a90337f35e56d63ed7b7f5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] e2888625240b9447e0c489c161c65014ac29a8f774ff891e29ac58477d8b68fd [INFO] running `Command { std: "docker" "start" "-a" "e2888625240b9447e0c489c161c65014ac29a8f774ff891e29ac58477d8b68fd", kill_on_drop: false }` [INFO] [stderr] warning: unused `tokio::sync::RwLockReadGuard` that must be used [INFO] [stderr] --> src/pm.rs:185:7 [INFO] [stderr] | [INFO] [stderr] 185 | term.read().await; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if unused the RwLock will immediately unlock [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] 185 | let _ = term.read().await; [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `smr` (lib) generated 1 warning [INFO] [stderr] warning: `smr` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/smr-c6ab1176720e79e8) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test pm_test::test_pm_slow_one_worker ... ok [INFO] [stdout] test pm_test::test_pm_slow_many_workers ... ok [INFO] [stdout] test scheduler_test::test_terminate_worker ... ok [INFO] [stdout] test pm_test::test_pm ... ok [INFO] [stdout] test scheduler_test::test_sched_crash ... ok [INFO] [stderr] Doc-tests smr [INFO] [stdout] test scheduler_test::test_sched_scale_out_in ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 22.42s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e2888625240b9447e0c489c161c65014ac29a8f774ff891e29ac58477d8b68fd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2888625240b9447e0c489c161c65014ac29a8f774ff891e29ac58477d8b68fd", kill_on_drop: false }` [INFO] [stdout] e2888625240b9447e0c489c161c65014ac29a8f774ff891e29ac58477d8b68fd