[INFO] fetching crate shared-resource-pool-builder 0.2.1...
[INFO] testing shared-resource-pool-builder-0.2.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate shared-resource-pool-builder 0.2.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate shared-resource-pool-builder 0.2.1
[INFO] finished tweaking crates.io crate shared-resource-pool-builder 0.2.1
[INFO] tweaked toml for crates.io crate shared-resource-pool-builder 0.2.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shared-resource-pool-builder 0.2.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b2b89cbd4c0327d8cf9764360b02eb5f3ccab656233ba6d318b86d1afa4a1cc2
[INFO] running `Command { std: "docker" "start" "-a" "b2b89cbd4c0327d8cf9764360b02eb5f3ccab656233ba6d318b86d1afa4a1cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b2b89cbd4c0327d8cf9764360b02eb5f3ccab656233ba6d318b86d1afa4a1cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2b89cbd4c0327d8cf9764360b02eb5f3ccab656233ba6d318b86d1afa4a1cc2", kill_on_drop: false }`
[INFO] [stdout] b2b89cbd4c0327d8cf9764360b02eb5f3ccab656233ba6d318b86d1afa4a1cc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b61c5c1bd418c436ef6be2daf9d19bb716c2e2fcee5d14863dd93cf3cef755dd
[INFO] running `Command { std: "docker" "start" "-a" "b61c5c1bd418c436ef6be2daf9d19bb716c2e2fcee5d14863dd93cf3cef755dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling shared-resource-pool-builder v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/job.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Job<Arg>(pub(crate) Arg, pub(crate) JobCounter);
[INFO] [stdout]   |            --- field in this struct ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "b61c5c1bd418c436ef6be2daf9d19bb716c2e2fcee5d14863dd93cf3cef755dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b61c5c1bd418c436ef6be2daf9d19bb716c2e2fcee5d14863dd93cf3cef755dd", kill_on_drop: false }`
[INFO] [stdout] b61c5c1bd418c436ef6be2daf9d19bb716c2e2fcee5d14863dd93cf3cef755dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6a62cf7d67bcdb11489c03cffbfe9ff8e74d714d94c06d12dc2565dfaf6aa9cc
[INFO] running `Command { std: "docker" "start" "-a" "6a62cf7d67bcdb11489c03cffbfe9ff8e74d714d94c06d12dc2565dfaf6aa9cc", kill_on_drop: false }`
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/job.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Job<Arg>(pub(crate) Arg, pub(crate) JobCounter);
[INFO] [stdout]   |            --- field in this struct ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling shared-resource-pool-builder v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `1` is never read
[INFO] [stdout]  --> src/job.rs:8:37
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub struct Job<Arg>(pub(crate) Arg, pub(crate) JobCounter);
[INFO] [stdout]   |            --- field in this struct ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: consider removing this field
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "6a62cf7d67bcdb11489c03cffbfe9ff8e74d714d94c06d12dc2565dfaf6aa9cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6a62cf7d67bcdb11489c03cffbfe9ff8e74d714d94c06d12dc2565dfaf6aa9cc", kill_on_drop: false }`
[INFO] [stdout] 6a62cf7d67bcdb11489c03cffbfe9ff8e74d714d94c06d12dc2565dfaf6aa9cc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 344ec8de89945c2b5716d26a7d98f26711c646481028acd2ca6bd8709ea8a1b2
[INFO] running `Command { std: "docker" "start" "-a" "344ec8de89945c2b5716d26a7d98f26711c646481028acd2ca6bd8709ea8a1b2", kill_on_drop: false }`
[INFO] [stderr] warning: field `1` is never read
[INFO] [stdout] 
[INFO] [stderr]  --> src/job.rs:8:37
[INFO] [stdout] running 13 tests
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub struct Job<Arg>(pub(crate) Arg, pub(crate) JobCounter);
[INFO] [stderr]   |            --- field in this struct ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = help: consider removing this field
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `shared-resource-pool-builder` (lib) generated 1 warning
[INFO] [stderr] warning: `shared-resource-pool-builder` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shared_resource_pool_builder-18d3cffc85fd4f38)
[INFO] [stdout] test tests::test_many_integers ... ok
[INFO] [stdout] test tests::test_custom_types ... ok
[INFO] [stdout] test tests::test_integers_multiple_pools_parallel ... ok
[INFO] [stdout] test tests::test_few_integers ... ok
[INFO] [stdout] test tests::test_few_integers_with_delayed_producer ... ok
[INFO] [stdout] test tests::test_many_integers_with_bounded_shared_producer ... ok
[INFO] [stdout] test tests::test_many_integers_with_bounded_item_producer ... ok
[INFO] [stdout] test tests::test_one_integer ... ok
[INFO] [stdout] test tests::test_few_integers_with_oneshot ... ok
[INFO] [stdout] test tests::test_integers_multiple_pools_sequential ... ok
[INFO] [stdout] test tests::test_integers_multiple_pools_with_parallel_producers ... ok
[INFO] [stdout] test tests::test_wait_until_pool_finishes ... ok
[INFO] [stderr]    Doc-tests shared_resource_pool_builder
[INFO] [stdout] test tests::test_many_integers_with_bounded_shared_and_item_producer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/job.rs - job::JobHandle::join (line 59) ... ok
[INFO] [stdout] test src/lib.rs - SharedResourcePoolBuilder<SType,SR>::create_pool_bounded (line 261) ... ok
[INFO] [stdout] test src/lib.rs - SharedResourcePoolBuilder<SType,SR>::create_pool (line 219) ... ok
[INFO] [stdout] test src/lib.rs - SharedResourcePoolBuilder<SType,SR>::join (line 469) ... ok
[INFO] [stdout] test src/lib.rs - SharedResourcePoolBuilder<Sender<Job<Arg>>,SR>::new (line 522) ... ok
[INFO] [stdout] test src/lib.rs - SharedResourcePoolBuilder<SyncSender<Job<Arg>>,SR>::new_bounded (line 570) ... ok
[INFO] [stdout] test src/lib.rs - SharedResourcePoolBuilder<SType,SR>::oneshot (line 353) ... ok
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] test src/lib.rs - SharedResourcePoolBuilder<SType,SR>::oneshot (line 380) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.79s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "344ec8de89945c2b5716d26a7d98f26711c646481028acd2ca6bd8709ea8a1b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344ec8de89945c2b5716d26a7d98f26711c646481028acd2ca6bd8709ea8a1b2", kill_on_drop: false }`
[INFO] [stdout] 344ec8de89945c2b5716d26a7d98f26711c646481028acd2ca6bd8709ea8a1b2