[INFO] fetching crate circular-queue 0.2.6...
[INFO] testing circular-queue-0.2.6 against 1.49.0 for beta-1.50-1
[INFO] extracting crate circular-queue 0.2.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate circular-queue 0.2.6 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 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-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] 0030a65578e129dec01a5a4e9c7885a634a8678e1d4a75f0c8e162a74bce914b
[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" "0030a65578e129dec01a5a4e9c7885a634a8678e1d4a75f0c8e162a74bce914b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0030a65578e129dec01a5a4e9c7885a634a8678e1d4a75f0c8e162a74bce914b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0030a65578e129dec01a5a4e9c7885a634a8678e1d4a75f0c8e162a74bce914b", kill_on_drop: false }`
[INFO] [stdout] 0030a65578e129dec01a5a4e9c7885a634a8678e1d4a75f0c8e162a74bce914b
[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] fc25e75f62c27f91d4442468704937958cf9729d312dad05c2f4579f27f1aa55
[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" "fc25e75f62c27f91d4442468704937958cf9729d312dad05c2f4579f27f1aa55", kill_on_drop: false }`
[INFO] [stderr]    Compiling circular-queue v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "fc25e75f62c27f91d4442468704937958cf9729d312dad05c2f4579f27f1aa55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc25e75f62c27f91d4442468704937958cf9729d312dad05c2f4579f27f1aa55", kill_on_drop: false }`
[INFO] [stdout] fc25e75f62c27f91d4442468704937958cf9729d312dad05c2f4579f27f1aa55
[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] 81274462a6d6eb562239cb426429b7483bbe47cd57d189bd0db17ab4259eeeee
[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" "81274462a6d6eb562239cb426429b7483bbe47cd57d189bd0db17ab4259eeeee", kill_on_drop: false }`
[INFO] [stderr]    Compiling circular-queue v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "81274462a6d6eb562239cb426429b7483bbe47cd57d189bd0db17ab4259eeeee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81274462a6d6eb562239cb426429b7483bbe47cd57d189bd0db17ab4259eeeee", kill_on_drop: false }`
[INFO] [stdout] 81274462a6d6eb562239cb426429b7483bbe47cd57d189bd0db17ab4259eeeee
[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] [stdout] a00cb478362a9aa0bec1d1d3b51903ad50e53d4dfb64bb759294e4f16ebf3d33
[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" "a00cb478362a9aa0bec1d1d3b51903ad50e53d4dfb64bb759294e4f16ebf3d33", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/circular_queue-1868bc1e0929a9c7
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test tests::clear ... ok
[INFO] [stdout] test tests::empty_queue_eq ... ok
[INFO] [stdout] test tests::clear_eq ... ok
[INFO] [stdout] test tests::full_queue_eq ... ok
[INFO] [stdout] test tests::mutable_iterator ... ok
[INFO] [stdout] test tests::partially_full_queue ... ok
[INFO] [stdout] test tests::over_full_queue ... ok
[INFO] [stdout] test tests::over_full_queue_eq ... ok
[INFO] [stdout] test tests::zero_capacity ... ok
[INFO] [stdout] test tests::partially_full_queue_eq ... ok
[INFO] [stdout] test tests::zero_sized ... ok
[INFO] [stdout] test tests::zero_sized_eq ... ok
[INFO] [stdout] test tests::empty_queue ... 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 - CircularQueue<T>::with_capacity (line 89) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::is_empty (line 126) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::capacity (line 168) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::is_full (line 144) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::push (line 208) ... ok
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::iter_mut (line 279) ... 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>::iter (line 252) ... ok
[INFO] [stdout] test src/lib.rs - CircularQueue<T>::asc_iter_mut (line 333) ... 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" "a00cb478362a9aa0bec1d1d3b51903ad50e53d4dfb64bb759294e4f16ebf3d33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a00cb478362a9aa0bec1d1d3b51903ad50e53d4dfb64bb759294e4f16ebf3d33", kill_on_drop: false }`
[INFO] [stdout] a00cb478362a9aa0bec1d1d3b51903ad50e53d4dfb64bb759294e4f16ebf3d33