[INFO] fetching crate dasp_ring_buffer 0.11.0...
[INFO] testing dasp_ring_buffer-0.11.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate dasp_ring_buffer 0.11.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate dasp_ring_buffer 0.11.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dasp_ring_buffer 0.11.0
[INFO] finished tweaking crates.io crate dasp_ring_buffer 0.11.0
[INFO] tweaked toml for crates.io crate dasp_ring_buffer 0.11.0 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 397fe9c484eac113c051ecccd0aafb6490ef178fc7df35c5de963e01dbd32d21
[INFO] running `Command { std: "docker" "start" "-a" "397fe9c484eac113c051ecccd0aafb6490ef178fc7df35c5de963e01dbd32d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "397fe9c484eac113c051ecccd0aafb6490ef178fc7df35c5de963e01dbd32d21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "397fe9c484eac113c051ecccd0aafb6490ef178fc7df35c5de963e01dbd32d21", kill_on_drop: false }`
[INFO] [stdout] 397fe9c484eac113c051ecccd0aafb6490ef178fc7df35c5de963e01dbd32d21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5c9f083662084223ebdd20759d6d2d12b7882ff549601a1efb31b15b37ec318
[INFO] running `Command { std: "docker" "start" "-a" "e5c9f083662084223ebdd20759d6d2d12b7882ff549601a1efb31b15b37ec318", kill_on_drop: false }`
[INFO] [stderr]    Compiling dasp_ring_buffer v0.11.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "e5c9f083662084223ebdd20759d6d2d12b7882ff549601a1efb31b15b37ec318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5c9f083662084223ebdd20759d6d2d12b7882ff549601a1efb31b15b37ec318", kill_on_drop: false }`
[INFO] [stdout] e5c9f083662084223ebdd20759d6d2d12b7882ff549601a1efb31b15b37ec318
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 165359bf9df00cc9ab54b7463a312b63d4ddb2a4e5d0df89634119d82690df3d
[INFO] running `Command { std: "docker" "start" "-a" "165359bf9df00cc9ab54b7463a312b63d4ddb2a4e5d0df89634119d82690df3d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling dasp_ring_buffer v0.11.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused return value of `from` that must be used
[INFO] [stdout]   --> tests/ring_buffer.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     ring_buffer::Bounded::from(Vec::<i32>::new());
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "165359bf9df00cc9ab54b7463a312b63d4ddb2a4e5d0df89634119d82690df3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "165359bf9df00cc9ab54b7463a312b63d4ddb2a4e5d0df89634119d82690df3d", kill_on_drop: false }`
[INFO] [stdout] 165359bf9df00cc9ab54b7463a312b63d4ddb2a4e5d0df89634119d82690df3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 965385204b2e67786d202b78fa28c0c440caeccfbbdb77c19db99a4349ea9803
[INFO] running `Command { std: "docker" "start" "-a" "965385204b2e67786d202b78fa28c0c440caeccfbbdb77c19db99a4349ea9803", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused return value of `from` that must be used
[INFO] [stderr]   --> tests/ring_buffer.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     ring_buffer::Bounded::from(Vec::<i32>::new());
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dasp_ring_buffer` (test "ring_buffer") generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dasp_ring_buffer-70bfe31608c95b2d)
[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] [stderr]      Running tests/ring_buffer.rs (/opt/rustwide/target/debug/deps/ring_buffer-8fffa6efc7e674d7)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test test_bounded_array ... ok
[INFO] [stdout] test test_bounded_boxed_slice ... ok
[INFO] [stdout] test test_bounded_from_vec ... ok
[INFO] [stdout] test test_bounded_get_out_of_range - should panic ... ok
[INFO] [stdout] test text_bounded_from_empty_vec - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dasp_ring_buffer
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test src/lib.rs - Bounded<S>::is_full (line 534) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::len (line 503) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::push (line 671) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::get (line 630) ... ok
[INFO] [stdout] test src/lib.rs - Fixed<S>::push (line 199) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::is_empty (line 518) ... ok
[INFO] [stdout] test src/lib.rs - Fixed<S>::slices (line 283) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::max_len (line 490) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::pop (line 717) ... ok
[INFO] [stdout] test src/lib.rs - Fixed<S>::set_first (line 262) ... ok
[INFO] [stdout] test src/lib.rs - Fixed<S>::len (line 185) ... ok
[INFO] [stdout] test src/lib.rs - Fixed (line 153) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::slices (line 554) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::drain (line 756) ... ok
[INFO] [stdout] test src/lib.rs - Bounded (line 429) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::iter (line 599) ... ok
[INFO] [stdout] test src/lib.rs - Fixed<S>::get (line 229) ... ok
[INFO] [stdout] test src/lib.rs - Bounded<S>::from_full (line 472) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "965385204b2e67786d202b78fa28c0c440caeccfbbdb77c19db99a4349ea9803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "965385204b2e67786d202b78fa28c0c440caeccfbbdb77c19db99a4349ea9803", kill_on_drop: false }`
[INFO] [stdout] 965385204b2e67786d202b78fa28c0c440caeccfbbdb77c19db99a4349ea9803