[INFO] fetching crate circular-queue 0.2.6...
[INFO] testing circular-queue-0.2.6 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate circular-queue 0.2.6 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate circular-queue 0.2.6 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate circular-queue 0.2.6
[INFO] finished tweaking crates.io crate circular-queue 0.2.6
[INFO] tweaked toml for crates.io crate circular-queue 0.2.6 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a661f4313dc2458601c6c47247d7b5cfe5f1bcb6440451c8c7fa82800f0ae97d
[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" "a661f4313dc2458601c6c47247d7b5cfe5f1bcb6440451c8c7fa82800f0ae97d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a661f4313dc2458601c6c47247d7b5cfe5f1bcb6440451c8c7fa82800f0ae97d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a661f4313dc2458601c6c47247d7b5cfe5f1bcb6440451c8c7fa82800f0ae97d", kill_on_drop: false }`
[INFO] [stdout] a661f4313dc2458601c6c47247d7b5cfe5f1bcb6440451c8c7fa82800f0ae97d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--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] 5d7aaad4568ec1c8cea9a1b631e68194b04a21702ece2b728f89da6e949fc58d
[INFO] running `Command { std: "docker" "start" "-a" "5d7aaad4568ec1c8cea9a1b631e68194b04a21702ece2b728f89da6e949fc58d", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling circular-queue v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "5d7aaad4568ec1c8cea9a1b631e68194b04a21702ece2b728f89da6e949fc58d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d7aaad4568ec1c8cea9a1b631e68194b04a21702ece2b728f89da6e949fc58d", kill_on_drop: false }`
[INFO] [stdout] 5d7aaad4568ec1c8cea9a1b631e68194b04a21702ece2b728f89da6e949fc58d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] fc1fa546c79ddcd0a5092f5905d10be6b1e4c0805feb71238c51a28407857866
[INFO] running `Command { std: "docker" "start" "-a" "fc1fa546c79ddcd0a5092f5905d10be6b1e4c0805feb71238c51a28407857866", kill_on_drop: false }`
[INFO] [stderr]    Compiling circular-queue v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "fc1fa546c79ddcd0a5092f5905d10be6b1e4c0805feb71238c51a28407857866", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc1fa546c79ddcd0a5092f5905d10be6b1e4c0805feb71238c51a28407857866", kill_on_drop: false }`
[INFO] [stdout] fc1fa546c79ddcd0a5092f5905d10be6b1e4c0805feb71238c51a28407857866
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 573bcc93fd652dca86ffc14759bdb3647ca2f5192e1f2894483591a6d7c6f643
[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" "573bcc93fd652dca86ffc14759bdb3647ca2f5192e1f2894483591a6d7c6f643", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/circular_queue-516683b3aa2bb32f
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::clear_eq ... ok
[INFO] [stdout] test tests::mutable_iterator ... ok
[INFO] [stdout] test tests::empty_queue ... ok
[INFO] [stdout] test tests::partially_full_queue_eq ... ok
[INFO] [stdout] test tests::zero_capacity ... ok
[INFO] [stdout] test tests::partially_full_queue ... ok
[INFO] [stdout] test tests::zero_sized_eq ... ok
[INFO] [stdout] test tests::empty_queue_eq ... ok
[INFO] [stdout] test tests::zero_sized ... ok
[INFO] [stdout] test tests::clear ... ok
[INFO] [stdout] test tests::over_full_queue_eq ... ok
[INFO] [stdout] test tests::over_full_queue ... ok
[INFO] [stdout] test tests::full_queue_eq ... ok
[INFO] [stdout] test tests::full_queue ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests circular-queue
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::len (line 107) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::clear (line 183) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::asc_iter (line 306) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::with_capacity (line 89) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::capacity (line 168) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::push (line 208) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::asc_iter_mut (line 333) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::iter_mut (line 279) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::iter (line 252) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::is_empty (line 126) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::is_full (line 144) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "573bcc93fd652dca86ffc14759bdb3647ca2f5192e1f2894483591a6d7c6f643", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "573bcc93fd652dca86ffc14759bdb3647ca2f5192e1f2894483591a6d7c6f643", kill_on_drop: false }`
[INFO] [stdout] 573bcc93fd652dca86ffc14759bdb3647ca2f5192e1f2894483591a6d7c6f643