[INFO] fetching crate smr 0.1.2... [INFO] testing smr-0.1.2 against try#5a3d3b91048a0adf280e7a4e589c1dda6443f172 for pr-115235-1 [INFO] extracting crate smr 0.1.2 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate smr 0.1.2 on toolchain 5a3d3b91048a0adf280e7a4e589c1dda6443f172 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "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" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c61e8c84a4d961c3b870fad0726b182d4fc5607bf6135280d3564f1bdf86e16d [INFO] running `Command { std: "docker" "start" "-a" "c61e8c84a4d961c3b870fad0726b182d4fc5607bf6135280d3564f1bdf86e16d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c61e8c84a4d961c3b870fad0726b182d4fc5607bf6135280d3564f1bdf86e16d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c61e8c84a4d961c3b870fad0726b182d4fc5607bf6135280d3564f1bdf86e16d", kill_on_drop: false }` [INFO] [stdout] c61e8c84a4d961c3b870fad0726b182d4fc5607bf6135280d3564f1bdf86e16d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] fec34c1a6ae1ddaab787d5682967a99a6572fe4ef6981daefdecac3b8be99233 [INFO] running `Command { std: "docker" "start" "-a" "fec34c1a6ae1ddaab787d5682967a99a6572fe4ef6981daefdecac3b8be99233", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.148 [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling proc-macro2 v1.0.67 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling memchr v2.6.3 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling scopeguard v1.2.0 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling futures-core v0.3.28 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling futures-task v0.3.28 [INFO] [stderr] Compiling smallvec v1.11.0 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling lock_api v0.4.10 [INFO] [stderr] Compiling memoffset v0.9.0 [INFO] [stderr] Compiling futures-channel v0.3.28 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling bitflags v2.4.0 [INFO] [stderr] Compiling syn v2.0.37 [INFO] [stderr] Compiling aho-corasick v1.1.1 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling crossbeam-epoch v0.9.15 [INFO] [stderr] Compiling num-traits v0.2.16 [INFO] [stderr] Compiling siphasher v0.3.11 [INFO] [stderr] Compiling crc32fast v1.3.2 [INFO] [stderr] Compiling futures-sink v0.3.28 [INFO] [stderr] Compiling parking_lot_core v0.9.8 [INFO] [stderr] Compiling proc-macro-hack v0.5.20+deprecated [INFO] [stderr] Compiling regex-syntax v0.7.5 [INFO] [stderr] Compiling serde v1.0.188 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling getrandom v0.2.10 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rustix v0.38.13 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling futures-util v0.3.28 [INFO] [stderr] Compiling pin-project-lite v0.2.13 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling phf_shared v0.10.0 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling thiserror v1.0.48 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling pkg-config v0.3.27 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling futures-io v0.3.28 [INFO] [stderr] Compiling crossbeam-queue v0.3.8 [INFO] [stderr] Compiling linux-raw-sys v0.4.7 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Compiling seccomp-sys v0.1.3 [INFO] [stderr] Compiling regex-automata v0.3.8 [INFO] [stderr] Compiling parking_lot_core v0.8.6 [INFO] [stderr] Compiling unicode-segmentation v1.10.1 [INFO] [stderr] Compiling syscallz v0.16.2 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling miniz_oxide v0.7.1 [INFO] [stderr] Compiling phf_generator v0.10.0 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling net2 v0.2.39 [INFO] [stderr] Compiling regex v1.9.5 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling instant v0.1.12 [INFO] [stderr] Compiling bitflags v1.3.2 [INFO] [stderr] Compiling fastrand v2.0.0 [INFO] [stderr] Compiling iana-time-zone v0.1.57 [INFO] [stderr] Compiling async-trait v0.1.73 [INFO] [stderr] Compiling serde_derive v1.0.188 [INFO] [stderr] Compiling futures-macro v0.3.28 [INFO] [stderr] Compiling thiserror-impl v1.0.48 [INFO] [stderr] Compiling termcolor v1.3.0 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Compiling tempfile v3.8.0 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling strum_macros v0.21.1 [INFO] [stderr] Compiling phf_macros v0.10.0 [INFO] [stderr] Compiling chrono v0.4.31 [INFO] [stderr] Compiling tokio-macros v2.1.0 [INFO] [stderr] Compiling mio v0.6.23 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling crossbeam-channel v0.4.4 [INFO] [stderr] Compiling parking_lot v0.12.1 [INFO] [stderr] Compiling crossbeam-deque v0.8.3 [INFO] [stderr] Compiling flate2 v1.0.27 [INFO] [stderr] Compiling uuid v0.8.2 [INFO] [stderr] Compiling signal-hook-registry v1.4.1 [INFO] [stderr] Compiling nix v0.27.1 [INFO] [stderr] Compiling mio v0.8.8 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling socket2 v0.5.4 [INFO] [stderr] Compiling crossbeam-channel v0.5.8 [INFO] [stderr] Compiling hex v0.4.3 [INFO] [stderr] Compiling byteorder v1.4.3 [INFO] [stderr] Compiling bytes v1.5.0 [INFO] [stderr] Compiling strum v0.21.0 [INFO] [stderr] Compiling array-init v2.1.0 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling ringbuffer v0.8.5 [INFO] [stderr] Compiling procfs v0.10.1 [INFO] [stderr] Compiling futures-executor v0.3.28 [INFO] [stderr] Compiling tokio v1.32.0 [INFO] [stderr] Compiling crossbeam v0.8.2 [INFO] [stderr] Compiling prctl v1.0.0 [INFO] [stderr] Compiling futures v0.3.28 [INFO] [stderr] Compiling nix v0.22.3 [INFO] [stderr] Compiling filedescriptor v0.8.2 [INFO] [stderr] Compiling parking_lot v0.11.2 [INFO] [stderr] Compiling phf v0.10.1 [INFO] [stderr] Compiling pretty_env_logger v0.4.0 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling ipc-channel v0.15.0 [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)]` 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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 35.64s [INFO] running `Command { std: "docker" "inspect" "fec34c1a6ae1ddaab787d5682967a99a6572fe4ef6981daefdecac3b8be99233", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fec34c1a6ae1ddaab787d5682967a99a6572fe4ef6981daefdecac3b8be99233", kill_on_drop: false }` [INFO] [stdout] fec34c1a6ae1ddaab787d5682967a99a6572fe4ef6981daefdecac3b8be99233 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d43982abd439540b5822141ede5eed1e5939b80d4fde8456948d48ff3dba6f06 [INFO] running `Command { std: "docker" "start" "-a" "d43982abd439540b5822141ede5eed1e5939b80d4fde8456948d48ff3dba6f06", kill_on_drop: false }` [INFO] [stderr] Compiling rayon-core v1.11.0 [INFO] [stderr] Compiling either v1.9.0 [INFO] [stderr] Compiling serde_json v1.0.107 [INFO] [stderr] Compiling ryu v1.0.15 [INFO] [stderr] Compiling itoa v1.0.9 [INFO] [stderr] Compiling plotters-backend v0.3.5 [INFO] [stderr] Compiling unicode-width v0.1.11 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling plotters-svg v0.3.5 [INFO] [stderr] Compiling half v1.8.2 [INFO] [stderr] Compiling walkdir v2.4.0 [INFO] [stderr] Compiling plotters v0.3.5 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling csv v1.2.2 [INFO] [stderr] Compiling rayon v1.7.0 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling ctor v0.1.26 [INFO] [stderr] Compiling criterion-plot v0.4.5 [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)]` 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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [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)]` 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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 10.77s [INFO] running `Command { std: "docker" "inspect" "d43982abd439540b5822141ede5eed1e5939b80d4fde8456948d48ff3dba6f06", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d43982abd439540b5822141ede5eed1e5939b80d4fde8456948d48ff3dba6f06", kill_on_drop: false }` [INFO] [stdout] d43982abd439540b5822141ede5eed1e5939b80d4fde8456948d48ff3dba6f06 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4f8da3c744d2da974e54ce020a79f4ad54313e914ebeaab8fc086f07e8d8b066" "/opt/rustwide/cargo-home/bin/cargo" "+5a3d3b91048a0adf280e7a4e589c1dda6443f172" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 052c3e03a94ae3de318eecd3e4adbe621ff270f1a5f817d3a30842da105e32fc [INFO] running `Command { std: "docker" "start" "-a" "052c3e03a94ae3de318eecd3e4adbe621ff270f1a5f817d3a30842da105e32fc", 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)]` 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 [unoptimized + debuginfo] target(s) in 0.07s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/smr-d6058e8f06b61bf5) [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 pm_test::test_pm ... ok [INFO] [stdout] test scheduler_test::test_terminate_worker ... ok [INFO] [stdout] test scheduler_test::test_sched_crash ... ok [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 11.11s [INFO] [stdout] [INFO] [stderr] Doc-tests smr [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" "052c3e03a94ae3de318eecd3e4adbe621ff270f1a5f817d3a30842da105e32fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "052c3e03a94ae3de318eecd3e4adbe621ff270f1a5f817d3a30842da105e32fc", kill_on_drop: false }` [INFO] [stdout] 052c3e03a94ae3de318eecd3e4adbe621ff270f1a5f817d3a30842da105e32fc