[INFO] fetching crate threadpool_scope 0.1.0...
[INFO] testing threadpool_scope-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate threadpool_scope 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate threadpool_scope 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate threadpool_scope 0.1.0
[INFO] finished tweaking crates.io crate threadpool_scope 0.1.0
[INFO] tweaked toml for crates.io crate threadpool_scope 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba66ed1c00b06dc17e2acf782f284e2cb413b47071d2baac682912748b62f370
[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" "ba66ed1c00b06dc17e2acf782f284e2cb413b47071d2baac682912748b62f370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba66ed1c00b06dc17e2acf782f284e2cb413b47071d2baac682912748b62f370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba66ed1c00b06dc17e2acf782f284e2cb413b47071d2baac682912748b62f370", kill_on_drop: false }`
[INFO] [stdout] ba66ed1c00b06dc17e2acf782f284e2cb413b47071d2baac682912748b62f370
[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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 149e77cf360248697235e7ef32ab65bad61e7276152ec105daebe24cd9ad066b
[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" "149e77cf360248697235e7ef32ab65bad61e7276152ec105daebe24cd9ad066b", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling smallvec v1.6.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.2
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling threadpool_scope v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.20s
[INFO] running `Command { std: "docker" "inspect" "149e77cf360248697235e7ef32ab65bad61e7276152ec105daebe24cd9ad066b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149e77cf360248697235e7ef32ab65bad61e7276152ec105daebe24cd9ad066b", kill_on_drop: false }`
[INFO] [stdout] 149e77cf360248697235e7ef32ab65bad61e7276152ec105daebe24cd9ad066b
[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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 060cf561c0722ba1fddbaf50fd98c3355c28d0782165ccb1aad11eeb0d8f880b
[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" "060cf561c0722ba1fddbaf50fd98c3355c28d0782165ccb1aad11eeb0d8f880b", kill_on_drop: false }`
[INFO] [stderr]    Compiling threadpool_scope v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.33s
[INFO] running `Command { std: "docker" "inspect" "060cf561c0722ba1fddbaf50fd98c3355c28d0782165ccb1aad11eeb0d8f880b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "060cf561c0722ba1fddbaf50fd98c3355c28d0782165ccb1aad11eeb0d8f880b", kill_on_drop: false }`
[INFO] [stdout] 060cf561c0722ba1fddbaf50fd98c3355c28d0782165ccb1aad11eeb0d8f880b
[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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] e30b1a3779a2814ee86622661916006270475bfde446feebee62e63437ae840b
[INFO] running `Command { std: "docker" "start" "-a" "e30b1a3779a2814ee86622661916006270475bfde446feebee62e63437ae840b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/threadpool_scope-3dd5fb535e419397
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::doctest ... ok
[INFO] [stdout] test tests::safe_execute ... ok
[INFO] [stdout] test tests::smoketest ... ok
[INFO] [stdout] test tests::pool_panic ... ok
[INFO] [stdout] test tests::scope_panic ... ok
[INFO] [stdout] test tests::thread_panic ... ok
[INFO] [stdout] test tests::join_all_with_thread_panic ... ok
[INFO] [stdout] test tests::join_all ... ok
[INFO] [stdout] test tests::scope_threadpool_sync_perf ... ok
[INFO] [stdout] test tests::threadpool_scope_sync_perf ... ok
[INFO] [stdout] test tests::rayon_sync_perf ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests threadpool_scope
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e30b1a3779a2814ee86622661916006270475bfde446feebee62e63437ae840b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e30b1a3779a2814ee86622661916006270475bfde446feebee62e63437ae840b", kill_on_drop: false }`
[INFO] [stdout] e30b1a3779a2814ee86622661916006270475bfde446feebee62e63437ae840b