[INFO] fetching crate queues 1.1.0...
[INFO] testing queues-1.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate queues 1.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate queues 1.1.0 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 queues 1.1.0
[INFO] finished tweaking crates.io crate queues 1.1.0
[INFO] tweaked toml for crates.io crate queues 1.1.0 written to /workspace/builds/worker-8/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] 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "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] 344c4b80932c7fda07ceb553a2dd1c64d4b5a46376310f95f32bb7bd280d5b1b
[INFO] running `Command { std: "docker" "start" "-a" "344c4b80932c7fda07ceb553a2dd1c64d4b5a46376310f95f32bb7bd280d5b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "344c4b80932c7fda07ceb553a2dd1c64d4b5a46376310f95f32bb7bd280d5b1b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344c4b80932c7fda07ceb553a2dd1c64d4b5a46376310f95f32bb7bd280d5b1b", kill_on_drop: false }`
[INFO] [stdout] 344c4b80932c7fda07ceb553a2dd1c64d4b5a46376310f95f32bb7bd280d5b1b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc5a92c163377b7596e2f32ac255afa84976c25fd26f651ba63860729048eab4
[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" "fc5a92c163377b7596e2f32ac255afa84976c25fd26f651ba63860729048eab4", kill_on_drop: false }`
[INFO] [stderr]    Compiling queues v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "fc5a92c163377b7596e2f32ac255afa84976c25fd26f651ba63860729048eab4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc5a92c163377b7596e2f32ac255afa84976c25fd26f651ba63860729048eab4", kill_on_drop: false }`
[INFO] [stdout] fc5a92c163377b7596e2f32ac255afa84976c25fd26f651ba63860729048eab4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08638ace27904a186b34273deacb3d663540b67f05166509aa5587b308c1fa57
[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" "08638ace27904a186b34273deacb3d663540b67f05166509aa5587b308c1fa57", kill_on_drop: false }`
[INFO] [stderr]    Compiling queues v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.00s
[INFO] running `Command { std: "docker" "inspect" "08638ace27904a186b34273deacb3d663540b67f05166509aa5587b308c1fa57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08638ace27904a186b34273deacb3d663540b67f05166509aa5587b308c1fa57", kill_on_drop: false }`
[INFO] [stdout] 08638ace27904a186b34273deacb3d663540b67f05166509aa5587b308c1fa57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+beta-2021-01-01" "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] 99f9a50bf2d04e9d44d27380a78d93e4f35bcc05cdc3a6339efd394b56d086aa
[INFO] running `Command { std: "docker" "start" "-a" "99f9a50bf2d04e9d44d27380a78d93e4f35bcc05cdc3a6339efd394b56d086aa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/queues-5a590ef630627b24
[INFO] [stderr]    Doc-tests queues
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test src/lib.rs - Buffer<T>::peek (line 525) ... ok
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] test src/lib.rs - CircularBuffer<T>::capacity (line 652) ... ok
[INFO] [stdout] test src/lib.rs - Buffer<T>::new (line 427) ... ok
[INFO] [stdout] test src/lib.rs - CircularBuffer<T>::new (line 607) ... ok
[INFO] [stdout] test src/lib.rs - Buffer<T>::size (line 545) ... ok
[INFO] [stdout] test src/lib.rs - Buffer<T>::capacity (line 446) ... ok
[INFO] [stdout] test src/lib.rs - CircularBuffer<T>::add (line 675) ... ok
[INFO] [stdout] test src/lib.rs - (line 91) ... ok
[INFO] [stdout] test src/lib.rs - CircularBuffer<T>::peek (line 740) ... ok
[INFO] [stdout] test src/lib.rs - CircularBuffer (line 573) ... ok
[INFO] [stdout] test src/lib.rs - Buffer<T>::add (line 472) ... ok
[INFO] [stdout] test src/lib.rs - Buffer<T>::remove (line 499) ... ok
[INFO] [stdout] test src/lib.rs - Buffer (line 396) ... ok
[INFO] [stdout] test src/lib.rs - CircularBuffer<T>::size (line 762) ... ok
[INFO] [stdout] test src/lib.rs - Queue<T>::default (line 252) ... ok
[INFO] [stdout] test src/lib.rs - CircularBuffer<T>::remove (line 707) ... ok
[INFO] [stdout] test src/lib.rs - Queue<T>::new (line 234) ... ok
[INFO] [stdout] test src/lib.rs - CircularBuffer<T>::with_default (line 628) ... ok
[INFO] [stdout] test src/lib.rs - Queue<T>::peek (line 322) ... ok
[INFO] [stdout] test src/lib.rs - Queue (line 201) ... ok
[INFO] [stdout] test src/lib.rs - Queue<T>::remove (line 296) ... ok
[INFO] [stdout] test src/lib.rs - Queue<T>::add (line 273) ... ok
[INFO] [stdout] test src/lib.rs - Queue<T>::size (line 342) ... ok
[INFO] [stdout] test src/lib.rs - queue (line 362) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 5.94s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "99f9a50bf2d04e9d44d27380a78d93e4f35bcc05cdc3a6339efd394b56d086aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99f9a50bf2d04e9d44d27380a78d93e4f35bcc05cdc3a6339efd394b56d086aa", kill_on_drop: false }`
[INFO] [stdout] 99f9a50bf2d04e9d44d27380a78d93e4f35bcc05cdc3a6339efd394b56d086aa