[INFO] fetching crate shrink_pool 1.0.0... [INFO] testing shrink_pool-1.0.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate shrink_pool 1.0.0 into /workspace/builds/worker-7-tc1/source [INFO] started tweaking crates.io crate shrink_pool 1.0.0 [INFO] finished tweaking crates.io crate shrink_pool 1.0.0 [INFO] tweaked toml for crates.io crate shrink_pool 1.0.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate shrink_pool 1.0.0 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 3 packages to latest compatible versions [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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 2c8a96d82075611e4b5caaff1f4ef3c964adb00af303281fe77ea4c72aead0f6 [INFO] running `Command { std: "docker" "start" "-a" "2c8a96d82075611e4b5caaff1f4ef3c964adb00af303281fe77ea4c72aead0f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c8a96d82075611e4b5caaff1f4ef3c964adb00af303281fe77ea4c72aead0f6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c8a96d82075611e4b5caaff1f4ef3c964adb00af303281fe77ea4c72aead0f6", kill_on_drop: false }` [INFO] [stdout] 2c8a96d82075611e4b5caaff1f4ef3c964adb00af303281fe77ea4c72aead0f6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] fe84ca3f74c004a00048005350a3e71386f7baf369733d75644c3bea9d088548 [INFO] running `Command { std: "docker" "start" "-a" "fe84ca3f74c004a00048005350a3e71386f7baf369733d75644c3bea9d088548", kill_on_drop: false }` [INFO] [stderr] Compiling shrink_pool v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s [INFO] running `Command { std: "docker" "inspect" "fe84ca3f74c004a00048005350a3e71386f7baf369733d75644c3bea9d088548", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fe84ca3f74c004a00048005350a3e71386f7baf369733d75644c3bea9d088548", kill_on_drop: false }` [INFO] [stdout] fe84ca3f74c004a00048005350a3e71386f7baf369733d75644c3bea9d088548 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 3a4cf38125f735c2b8d6513d5462e35845c60b8b9ab4ff9a1536362c3e31dec6 [INFO] running `Command { std: "docker" "start" "-a" "3a4cf38125f735c2b8d6513d5462e35845c60b8b9ab4ff9a1536362c3e31dec6", kill_on_drop: false }` [INFO] [stderr] Compiling num_cpus v1.17.0 [INFO] [stderr] Compiling shrink_pool v1.0.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.98s [INFO] running `Command { std: "docker" "inspect" "3a4cf38125f735c2b8d6513d5462e35845c60b8b9ab4ff9a1536362c3e31dec6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a4cf38125f735c2b8d6513d5462e35845c60b8b9ab4ff9a1536362c3e31dec6", kill_on_drop: false }` [INFO] [stdout] 3a4cf38125f735c2b8d6513d5462e35845c60b8b9ab4ff9a1536362c3e31dec6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 9170e2852140411266a2c03c463afa206edbbd31528a0a91e9a8d0f77e796cef [INFO] running `Command { std: "docker" "start" "-a" "9170e2852140411266a2c03c463afa206edbbd31528a0a91e9a8d0f77e796cef", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shrink_pool-1876da087181d264) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test shrink_pool_test::sync_thread_test_sync ... ok [INFO] [stdout] test shrink_pool_test::shrink_pool_test_sync ... ok [INFO] [stdout] test shrink_pool_test::shrink_pool_test_pooled ... ok [INFO] [stdout] test shrink_pool_test::typical_usecase ... ok [INFO] [stdout] test shrink_pool_test::typical_usecase_sync_thread ... ok [INFO] [stdout] test shrink_pool_test::shrink_pool_test_pooled_and_pause ... ok [INFO] [stdout] test shrink_pool_test::shrink_pool_test_panicked ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.03s [INFO] [stdout] [INFO] [stderr] Doc-tests shrink_pool [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test src/lib.rs - ShrinkPool (line 80) ... FAILED [INFO] [stdout] test src/lib.rs - (line 42) ... FAILED [INFO] [stdout] test src/lib.rs - (line 17) ... FAILED [INFO] [stdout] test src/lib.rs - SyncThread (line 207) ... FAILED [INFO] [stdout] test src/lib.rs - (line 33) ... ok [INFO] [stdout] test src/lib.rs - ShrinkPool (line 70) ... ok [INFO] [stdout] test src/lib.rs - SyncThread (line 198) ... ok [INFO] [stdout] test src/lib.rs - (line 8) ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - ShrinkPool (line 80) stdout ---- [INFO] [stdout] error: expected one of `!` or `::`, found `:` [INFO] [stdout] --> src/lib.rs:81:7 [INFO] [stdout] | [INFO] [stdout] 81 | Result: [INFO] [stdout] | ^ expected one of `!` or `::` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 42) stdout ---- [INFO] [stdout] error: expected one of `!` or `::`, found `:` [INFO] [stdout] --> src/lib.rs:43:7 [INFO] [stdout] | [INFO] [stdout] 43 | Result: [INFO] [stdout] | ^ expected one of `!` or `::` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 17) stdout ---- [INFO] [stdout] error: expected one of `!` or `::`, found `:` [INFO] [stdout] --> src/lib.rs:18:7 [INFO] [stdout] | [INFO] [stdout] 18 | Result: [INFO] [stdout] | ^ expected one of `!` or `::` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - SyncThread (line 207) stdout ---- [INFO] [stdout] error: expected one of `!` or `::`, found `:` [INFO] [stdout] --> src/lib.rs:208:7 [INFO] [stdout] | [INFO] [stdout] 208 | Result: [INFO] [stdout] | ^ expected one of `!` or `::` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 17) [INFO] [stdout] src/lib.rs - (line 42) [INFO] [stdout] src/lib.rs - ShrinkPool (line 80) [INFO] [stdout] src/lib.rs - SyncThread (line 207) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 4 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "9170e2852140411266a2c03c463afa206edbbd31528a0a91e9a8d0f77e796cef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9170e2852140411266a2c03c463afa206edbbd31528a0a91e9a8d0f77e796cef", kill_on_drop: false }` [INFO] [stdout] 9170e2852140411266a2c03c463afa206edbbd31528a0a91e9a8d0f77e796cef