[INFO] fetching crate batching-queue 0.1.0...
[INFO] testing batching-queue-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate batching-queue 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate batching-queue 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate batching-queue 0.1.0
[INFO] finished tweaking crates.io crate batching-queue 0.1.0
[INFO] tweaked toml for crates.io crate batching-queue 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "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" "+beta-2021-01-01" "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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f69510cb5520843908d9d64a6f49ad7be2c1efd52e191a1e6d5218d0abfb82fb
[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" "f69510cb5520843908d9d64a6f49ad7be2c1efd52e191a1e6d5218d0abfb82fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f69510cb5520843908d9d64a6f49ad7be2c1efd52e191a1e6d5218d0abfb82fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f69510cb5520843908d9d64a6f49ad7be2c1efd52e191a1e6d5218d0abfb82fb", kill_on_drop: false }`
[INFO] [stdout] f69510cb5520843908d9d64a6f49ad7be2c1efd52e191a1e6d5218d0abfb82fb
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77aaa557b332d4ab9d7f8fd54754b890b23156f88c7416781c0ae117e770a421
[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" "77aaa557b332d4ab9d7f8fd54754b890b23156f88c7416781c0ae117e770a421", kill_on_drop: false }`
[INFO] [stderr]    Compiling batching-queue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "77aaa557b332d4ab9d7f8fd54754b890b23156f88c7416781c0ae117e770a421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77aaa557b332d4ab9d7f8fd54754b890b23156f88c7416781c0ae117e770a421", kill_on_drop: false }`
[INFO] [stdout] 77aaa557b332d4ab9d7f8fd54754b890b23156f88c7416781c0ae117e770a421
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] e503884ebf656efe2a5c39453983acfa0fb9a68c74d13bbcf785308cbc9c1099
[INFO] running `Command { std: "docker" "start" "-a" "e503884ebf656efe2a5c39453983acfa0fb9a68c74d13bbcf785308cbc9c1099", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling batching-queue v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `Command { std: "docker" "inspect" "e503884ebf656efe2a5c39453983acfa0fb9a68c74d13bbcf785308cbc9c1099", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e503884ebf656efe2a5c39453983acfa0fb9a68c74d13bbcf785308cbc9c1099", kill_on_drop: false }`
[INFO] [stdout] e503884ebf656efe2a5c39453983acfa0fb9a68c74d13bbcf785308cbc9c1099
[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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d238f8ffbcff58255003afda7f3f6b2e878a6f54fc062226bc107669bbb5f6fd
[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" "d238f8ffbcff58255003afda7f3f6b2e878a6f54fc062226bc107669bbb5f6fd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/batching_queue-d44a85dd689d0b4f
[INFO] [stdout] test tests::grouping ... ok
[INFO] [stderr]    Doc-tests batching-queue
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - Groupable (line 19) ... ok
[INFO] [stdout] test src/lib.rs - Queue<T>::new (line 199) ... ok
[INFO] [stdout] test src/lib.rs - Queue<T>::pop_group (line 439) ... ok
[INFO] [stdout] test src/lib.rs - Queue (line 63) ... ok
[INFO] [stdout] test src/lib.rs - Queue<T>::push (line 260) ... ok
[INFO] [stdout] test src/lib.rs - Queue<T>::is_empty (line 231) ... ok
[INFO] [stdout] test src/lib.rs - Queue<T>::pop (line 372) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.57s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d238f8ffbcff58255003afda7f3f6b2e878a6f54fc062226bc107669bbb5f6fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d238f8ffbcff58255003afda7f3f6b2e878a6f54fc062226bc107669bbb5f6fd", kill_on_drop: false }`
[INFO] [stdout] d238f8ffbcff58255003afda7f3f6b2e878a6f54fc062226bc107669bbb5f6fd