[INFO] fetching crate smolscale 0.3.16... [INFO] testing smolscale-0.3.16 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799 [INFO] extracting crate smolscale 0.3.16 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate smolscale 0.3.16 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate smolscale 0.3.16 [INFO] finished tweaking crates.io crate smolscale 0.3.16 [INFO] tweaked toml for crates.io crate smolscale 0.3.16 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate crates.io crate smolscale 0.3.16 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] e85837fafb2180f20f460e7cf9cfc2636d4fbb4e1cc3b8673fe7599ed322328c [INFO] running `Command { std: "docker" "start" "-a" "e85837fafb2180f20f460e7cf9cfc2636d4fbb4e1cc3b8673fe7599ed322328c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e85837fafb2180f20f460e7cf9cfc2636d4fbb4e1cc3b8673fe7599ed322328c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e85837fafb2180f20f460e7cf9cfc2636d4fbb4e1cc3b8673fe7599ed322328c", kill_on_drop: false }` [INFO] [stdout] e85837fafb2180f20f460e7cf9cfc2636d4fbb4e1cc3b8673fe7599ed322328c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 76e29d2d12b4810fcc1b529ed6ff61ff6f0ca48ca8c6ed377c53588e7afba65d [INFO] running `Command { std: "docker" "start" "-a" "76e29d2d12b4810fcc1b529ed6ff61ff6f0ca48ca8c6ed377c53588e7afba65d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling cache-padded v1.1.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling cc v1.0.68 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling waker-fn v1.1.0 [INFO] [stderr] Compiling pin-project-lite v0.2.6 [INFO] [stderr] Compiling futures-io v0.3.15 [INFO] [stderr] Compiling gimli v0.24.0 [INFO] [stderr] Compiling anyhow v1.0.41 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling async-task v4.0.3 [INFO] [stderr] Compiling futures-micro v0.3.1 [INFO] [stderr] Compiling rustc-demangle v0.1.20 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling thread_local v1.1.3 [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling rtrb v0.1.4 [INFO] [stderr] Compiling async-oneshot v0.4.2 [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stderr] Compiling futures-lite v1.12.0 [INFO] [stderr] Compiling object v0.25.3 [INFO] [stderr] Compiling backtrace v0.3.60 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling socket2 v0.4.0 [INFO] [stderr] Compiling polling v2.1.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling async-executor v1.4.1 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling async-io v1.4.1 [INFO] [stderr] Compiling futures-intrusive v0.4.0 [INFO] [stderr] Compiling addr2line v0.15.2 [INFO] [stderr] Compiling smolscale v0.3.16 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Mutex` [INFO] [stdout] --> src/executor.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | sync::{Arc, Mutex, RwLock}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `concurrent_queue::ConcurrentQueue` [INFO] [stdout] --> src/executor.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use concurrent_queue::ConcurrentQueue; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.69s [INFO] running `Command { std: "docker" "inspect" "76e29d2d12b4810fcc1b529ed6ff61ff6f0ca48ca8c6ed377c53588e7afba65d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76e29d2d12b4810fcc1b529ed6ff61ff6f0ca48ca8c6ed377c53588e7afba65d", kill_on_drop: false }` [INFO] [stdout] 76e29d2d12b4810fcc1b529ed6ff61ff6f0ca48ca8c6ed377c53588e7afba65d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4aa919636636d2bc057de8135dee79ce4ff6e0d93cfc4e54a7729cdddfc29160 [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" "4aa919636636d2bc057de8135dee79ce4ff6e0d93cfc4e54a7729cdddfc29160", kill_on_drop: false }` [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling plotters-backend v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling atomic-waker v1.0.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stdout] warning: unused import: `Mutex` [INFO] [stdout] --> src/executor.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | sync::{Arc, Mutex, RwLock}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `concurrent_queue::ConcurrentQueue` [INFO] [stdout] --> src/executor.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use concurrent_queue::ConcurrentQueue; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling blocking v1.0.2 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling plotters-svg v0.3.0 [INFO] [stderr] Compiling async-global-executor v2.0.2 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling cast v0.2.6 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.4 [INFO] [stderr] Compiling smolscale v0.3.16 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `Mutex` [INFO] [stdout] --> src/executor.rs:3:17 [INFO] [stdout] | [INFO] [stdout] 3 | sync::{Arc, Mutex, RwLock}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `concurrent_queue::ConcurrentQueue` [INFO] [stdout] --> src/executor.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use concurrent_queue::ConcurrentQueue; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1m 15s [INFO] running `Command { std: "docker" "inspect" "4aa919636636d2bc057de8135dee79ce4ff6e0d93cfc4e54a7729cdddfc29160", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4aa919636636d2bc057de8135dee79ce4ff6e0d93cfc4e54a7729cdddfc29160", kill_on_drop: false }` [INFO] [stdout] 4aa919636636d2bc057de8135dee79ce4ff6e0d93cfc4e54a7729cdddfc29160 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 9c3bb48d0a693eb184c51a776e851e46449f3e617ff96c16e87d030b1502bc9e [INFO] running `Command { std: "docker" "start" "-a" "9c3bb48d0a693eb184c51a776e851e46449f3e617ff96c16e87d030b1502bc9e", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: unused import: `Mutex` [INFO] [stderr] --> src/executor.rs:3:17 [INFO] [stderr] | [INFO] [stderr] 3 | sync::{Arc, Mutex, RwLock}, [INFO] [stderr] | ^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `concurrent_queue::ConcurrentQueue` [INFO] [stderr] --> src/executor.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use concurrent_queue::ConcurrentQueue; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `smolscale` (lib) generated 2 warnings [INFO] [stderr] warning: `smolscale` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.14s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/smolscale-0a6f15a1bae874e1) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test nursery::tests::nursery_simple ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stderr] Doc-tests smolscale [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] [stdout] test src/lib.rs - (line 18) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 18) stdout ---- [INFO] [stdout] error: expected one of `!`, `.`, `::`, `;`, `?`, `{`, `}`, or an operator, found `time` [INFO] [stdout] --> src/lib.rs:19:25 [INFO] [stdout] | [INFO] [stdout] 3 | spawn_one time: [105.08 ns 105.21 ns 105.36 ns] [INFO] [stdout] | ^^^^ expected one of 8 possible tokens [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 18) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.18s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "9c3bb48d0a693eb184c51a776e851e46449f3e617ff96c16e87d030b1502bc9e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c3bb48d0a693eb184c51a776e851e46449f3e617ff96c16e87d030b1502bc9e", kill_on_drop: false }` [INFO] [stdout] 9c3bb48d0a693eb184c51a776e851e46449f3e617ff96c16e87d030b1502bc9e