[INFO] fetching crate waitgroup 0.1.2... [INFO] testing waitgroup-0.1.2 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate waitgroup 0.1.2 into /workspace/builds/worker-45/source [INFO] validating manifest of crates.io crate waitgroup 0.1.2 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate waitgroup 0.1.2 [INFO] finished tweaking crates.io crate waitgroup 0.1.2 [INFO] tweaked toml for crates.io crate waitgroup 0.1.2 written to /workspace/builds/worker-45/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f8ad71b8a7494fcec99ebaeab99e5905b3131cee642c11ea0c6be2efe973fbc1 [INFO] running `Command { std: "docker" "start" "-a" "f8ad71b8a7494fcec99ebaeab99e5905b3131cee642c11ea0c6be2efe973fbc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f8ad71b8a7494fcec99ebaeab99e5905b3131cee642c11ea0c6be2efe973fbc1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8ad71b8a7494fcec99ebaeab99e5905b3131cee642c11ea0c6be2efe973fbc1", kill_on_drop: false }` [INFO] [stdout] f8ad71b8a7494fcec99ebaeab99e5905b3131cee642c11ea0c6be2efe973fbc1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e6db438b68d9c2e9a59f9c3598bd6dd19fd5ffadf759d5058094513295a7740b [INFO] running `Command { std: "docker" "start" "-a" "e6db438b68d9c2e9a59f9c3598bd6dd19fd5ffadf759d5058094513295a7740b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling atomic-waker v1.0.0 [INFO] [stderr] Compiling waitgroup v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `inner` [INFO] [stdout] --> src/lib.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | inner: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.59s [INFO] running `Command { std: "docker" "inspect" "e6db438b68d9c2e9a59f9c3598bd6dd19fd5ffadf759d5058094513295a7740b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e6db438b68d9c2e9a59f9c3598bd6dd19fd5ffadf759d5058094513295a7740b", kill_on_drop: false }` [INFO] [stdout] e6db438b68d9c2e9a59f9c3598bd6dd19fd5ffadf759d5058094513295a7740b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7a6f8da6a8307c2149fecc89d9863c9162d0e9a8f2010692975a12eca3885265 [INFO] running `Command { std: "docker" "start" "-a" "7a6f8da6a8307c2149fecc89d9863c9162d0e9a8f2010692975a12eca3885265", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling futures-core v0.3.18 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling libc v0.2.108 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling cache-padded v1.1.1 [INFO] [stderr] Compiling parking v2.0.0 [INFO] [stderr] Compiling futures-io v0.3.18 [INFO] [stderr] Compiling fastrand v1.5.0 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling waker-fn v1.1.0 [INFO] [stderr] Compiling event-listener v2.5.1 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling slab v0.4.5 [INFO] [stderr] Compiling async-task v4.0.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stdout] warning: field is never read: `inner` [INFO] [stdout] --> src/lib.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | inner: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling concurrent-queue v1.2.2 [INFO] [stderr] Compiling async-mutex v1.4.0 [INFO] [stderr] Compiling async-lock v2.4.0 [INFO] [stderr] Compiling value-bag v1.0.0-alpha.8 [INFO] [stderr] Compiling async-channel v1.6.1 [INFO] [stderr] Compiling futures-lite v1.12.0 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling socket2 v0.4.2 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling async-executor v1.4.1 [INFO] [stderr] Compiling blocking v1.1.0 [INFO] [stderr] Compiling ctor v0.1.21 [INFO] [stderr] Compiling async-attributes v1.1.2 [INFO] [stderr] Compiling polling v2.2.0 [INFO] [stderr] Compiling kv-log-macro v1.0.7 [INFO] [stderr] Compiling async-io v1.6.0 [INFO] [stderr] Compiling async-global-executor v2.0.2 [INFO] [stderr] Compiling async-std v1.10.0 [INFO] [stderr] Compiling waitgroup v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `inner` [INFO] [stdout] --> src/lib.rs:36:5 [INFO] [stdout] | [INFO] [stdout] 36 | inner: Arc, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 16.11s [INFO] running `Command { std: "docker" "inspect" "7a6f8da6a8307c2149fecc89d9863c9162d0e9a8f2010692975a12eca3885265", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a6f8da6a8307c2149fecc89d9863c9162d0e9a8f2010692975a12eca3885265", kill_on_drop: false }` [INFO] [stdout] 7a6f8da6a8307c2149fecc89d9863c9162d0e9a8f2010692975a12eca3885265 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] efa509871fbad586f88e6661bee07aaf4547830b520a027c3f7f584524a93a5d [INFO] running `Command { std: "docker" "start" "-a" "efa509871fbad586f88e6661bee07aaf4547830b520a027c3f7f584524a93a5d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: field is never read: `inner` [INFO] [stderr] --> src/lib.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | inner: Arc, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `waitgroup` (lib) generated 1 warning [INFO] [stderr] warning: `waitgroup` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/waitgroup-3f369869a8aeff45) [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test test::smoke ... 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 waitgroup [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 4) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.41s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "efa509871fbad586f88e6661bee07aaf4547830b520a027c3f7f584524a93a5d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "efa509871fbad586f88e6661bee07aaf4547830b520a027c3f7f584524a93a5d", kill_on_drop: false }` [INFO] [stdout] efa509871fbad586f88e6661bee07aaf4547830b520a027c3f7f584524a93a5d