[INFO] fetching crate wrc 2.0.0...
[INFO] testing wrc-2.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate wrc 2.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate wrc 2.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wrc 2.0.0
[INFO] finished tweaking crates.io crate wrc 2.0.0
[INFO] tweaked toml for crates.io crate wrc 2.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] f17d0ce15fe1270282057f18e1207eeecd79f3f8dd8c9323c8092c3bf7bd180a
[INFO] running `Command { std: "docker" "start" "-a" "f17d0ce15fe1270282057f18e1207eeecd79f3f8dd8c9323c8092c3bf7bd180a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f17d0ce15fe1270282057f18e1207eeecd79f3f8dd8c9323c8092c3bf7bd180a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f17d0ce15fe1270282057f18e1207eeecd79f3f8dd8c9323c8092c3bf7bd180a", kill_on_drop: false }`
[INFO] [stdout] f17d0ce15fe1270282057f18e1207eeecd79f3f8dd8c9323c8092c3bf7bd180a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8381530122d2ecd3a76b9e9350b9a395337d5bfb9346358b2695bdc07c956a9b
[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" "8381530122d2ecd3a76b9e9350b9a395337d5bfb9346358b2695bdc07c956a9b", kill_on_drop: false }`
[INFO] [stderr]    Compiling wrc v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "8381530122d2ecd3a76b9e9350b9a395337d5bfb9346358b2695bdc07c956a9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8381530122d2ecd3a76b9e9350b9a395337d5bfb9346358b2695bdc07c956a9b", kill_on_drop: false }`
[INFO] [stdout] 8381530122d2ecd3a76b9e9350b9a395337d5bfb9346358b2695bdc07c956a9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--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] 623eb8c534deb7b7ddab2fd7626cccd535dbeb03e09027c0a61c92ee217ece6c
[INFO] running `Command { std: "docker" "start" "-a" "623eb8c534deb7b7ddab2fd7626cccd535dbeb03e09027c0a61c92ee217ece6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling wrc v2.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "623eb8c534deb7b7ddab2fd7626cccd535dbeb03e09027c0a61c92ee217ece6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "623eb8c534deb7b7ddab2fd7626cccd535dbeb03e09027c0a61c92ee217ece6c", kill_on_drop: false }`
[INFO] [stdout] 623eb8c534deb7b7ddab2fd7626cccd535dbeb03e09027c0a61c92ee217ece6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ba6e76959991b4a08c21de4f593f82610e9e409df66adb1c5c0e21c8ee2631e
[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" "3ba6e76959991b4a08c21de4f593f82610e9e409df66adb1c5c0e21c8ee2631e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wrc-16743ef19d48d374)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test test::inner_test::weight_can_be_added ... ok
[INFO] [stdout] test test::inner_test::weight_drop_doesnt_overflow ... ok
[INFO] [stdout] test test::inner_test::weight_can_be_dropped ... ok
[INFO] [stdout] test test::trait_test::implements_ord ... ok
[INFO] [stdout] test test::trait_test::implements_partial_eq ... ok
[INFO] [stdout] test test::trait_test::implements_partial_ord ... ok
[INFO] [stdout] test test::trait_test::implemnts_fmt_display ... ok
[INFO] [stdout] test test::wrc_test::clone_splits_weight ... ok
[INFO] [stdout] test test::wrc_test::deref_mut ... ok
[INFO] [stdout] test test::wrc_test::dropping_all_refs_drops_the_inner ... ok
[INFO] [stdout] test test::wrc_test::dropping_refs_drops_weight_from_inner ... ok
[INFO] [stdout] test test::wrc_test::initializes_with_default_weight ... ok
[INFO] [stdout] test test::wrc_test::more_weight_is_allocated_with_weight_exhausted ... ok
[INFO] [stdout] test test::inner_test::new_assigns_starting_weight ... ok
[INFO] [stdout] test test::inner_test::weight_add_doesnt_overflow ... ok
[INFO] [stdout] test test::trait_test::implements_default ... ok
[INFO] [stdout] test test::trait_test::implements_hash ... ok
[INFO] [stderr]    Doc-tests wrc
[INFO] [stdout] test test::trait_test::implements_fmt_debug ... ok
[INFO] [stdout] test test::async_test::wrcs_can_be_sent_between_threads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/wrc.rs - wrc::Wrc<T>::clone (line 184) ... ok
[INFO] [stdout] test src/wrc.rs - wrc::Wrc (line 69) ... ok
[INFO] [stdout] test src/wrc.rs - wrc::Wrc<T>::drop (line 218) ... ok
[INFO] [stdout] test src/wrc.rs - wrc::Wrc (line 86) ... ok
[INFO] [stdout] test src/wrc.rs - wrc::Wrc<T>::new (line 117) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.60s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3ba6e76959991b4a08c21de4f593f82610e9e409df66adb1c5c0e21c8ee2631e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ba6e76959991b4a08c21de4f593f82610e9e409df66adb1c5c0e21c8ee2631e", kill_on_drop: false }`
[INFO] [stdout] 3ba6e76959991b4a08c21de4f593f82610e9e409df66adb1c5c0e21c8ee2631e