[INFO] fetching crate data-buffer 0.8.0...
[INFO] testing data-buffer-0.8.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate data-buffer 0.8.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate data-buffer 0.8.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate data-buffer 0.8.0
[INFO] finished tweaking crates.io crate data-buffer 0.8.0
[INFO] tweaked toml for crates.io crate data-buffer 0.8.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 5e12807dac26c9e6da082d9dd76d3f551d847831a9f966a008fa4b4d715e4193
[INFO] running `Command { std: "docker" "start" "-a" "5e12807dac26c9e6da082d9dd76d3f551d847831a9f966a008fa4b4d715e4193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e12807dac26c9e6da082d9dd76d3f551d847831a9f966a008fa4b4d715e4193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e12807dac26c9e6da082d9dd76d3f551d847831a9f966a008fa4b4d715e4193", kill_on_drop: false }`
[INFO] [stdout] 5e12807dac26c9e6da082d9dd76d3f551d847831a9f966a008fa4b4d715e4193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 80d0382803a0963ee075056487ffff2ec4cfbcc13f008b61461af3f4a3f52f0e
[INFO] running `Command { std: "docker" "start" "-a" "80d0382803a0963ee075056487ffff2ec4cfbcc13f008b61461af3f4a3f52f0e", kill_on_drop: false }`
[INFO] [stderr]    Compiling reinterpret v0.2.1
[INFO] [stderr]    Compiling data-buffer v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "80d0382803a0963ee075056487ffff2ec4cfbcc13f008b61461af3f4a3f52f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80d0382803a0963ee075056487ffff2ec4cfbcc13f008b61461af3f4a3f52f0e", kill_on_drop: false }`
[INFO] [stdout] 80d0382803a0963ee075056487ffff2ec4cfbcc13f008b61461af3f4a3f52f0e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 94fb255cce4e3670eed5d0558b84ac572fec09e62ddf15a0f2bb0b9cafbe5cdf
[INFO] running `Command { std: "docker" "start" "-a" "94fb255cce4e3670eed5d0558b84ac572fec09e62ddf15a0f2bb0b9cafbe5cdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling data-buffer v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 9.62s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/data_buffer-e5568745aeb5f5c5)
[INFO] running `Command { std: "docker" "inspect" "94fb255cce4e3670eed5d0558b84ac572fec09e62ddf15a0f2bb0b9cafbe5cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94fb255cce4e3670eed5d0558b84ac572fec09e62ddf15a0f2bb0b9cafbe5cdf", kill_on_drop: false }`
[INFO] [stdout] 94fb255cce4e3670eed5d0558b84ac572fec09e62ddf15a0f2bb0b9cafbe5cdf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] c83a2c687e16635571d64314f4885d47c3fdb6591e8df7f5bbd56e198c04cbdb
[INFO] running `Command { std: "docker" "start" "-a" "c83a2c687e16635571d64314f4885d47c3fdb6591e8df7f5bbd56e198c04cbdb", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/data_buffer-e5568745aeb5f5c5)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test tests::append_test ... ok
[INFO] [stdout] test tests::byte_chunks_test ... ok
[INFO] [stdout] test tests::from_struct_test ... ok
[INFO] [stdout] test tests::initialization_test ... ok
[INFO] [stdout] test tests::iter_test ... ok
[INFO] [stdout] test tests::from_empty_vec_test ... ok
[INFO] [stdout] test tests::from_strings_test ... ok
[INFO] [stdout] test tests::push_test ... ok
[INFO] [stdout] test tests::reserve_bytes ... ok
[INFO] [stdout] test tests::extend_append_bytes_test ... ok
[INFO] [stdout] test tests::wrong_type_test ... ok
[INFO] [stdout] test tests::data_integrity_u8_test ... ok
[INFO] [stdout] test tests::resize ... ok
[INFO] [stdout] test tests::data_integrity_i32_test ... ok
[INFO] [stdout] test tests::data_integrity_i16_test ... ok
[INFO] [stdout] test tests::data_integrity_f64_test ... ok
[INFO] [stdout] test tests::data_integrity_f32_test ... ok
[INFO] [stdout] test tests::large_sizes_test ... ok
[INFO] [stdout] test tests::zero_size_with_capacity_test - should panic ... ok
[INFO] [stdout] test tests::zero_size_with_size_test - should panic ... ok
[INFO] [stdout] test tests::zero_size_with_type_test - should panic ... ok
[INFO] [stdout] test tests::zero_size_copy_from_slice_test - should panic ... ok
[INFO] [stdout] test tests::zero_size_from_vec_test - should panic ... ok
[INFO] [stdout] test tests::zero_size_from_slice_test - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests data-buffer
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/macros.rs - macros::call_numeric_buffer_fn (line 9) ... ok
[INFO] [stdout] test src/lib.rs - DataBuffer::rotate_left (line 634) ... ok
[INFO] [stdout] test src/lib.rs - DataBuffer::with_size (line 112) ... ok
[INFO] [stdout] test src/lib.rs - DataBuffer::from_vec (line 129) ... ok
[INFO] [stdout] test src/lib.rs - DataBuffer::iter (line 327) ... ok
[INFO] [stdout] test src/lib.rs - DataBuffer::rotate_right (line 651) ... ok
[INFO] [stdout] test src/lib.rs - DataBuffer::fill (line 226) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c83a2c687e16635571d64314f4885d47c3fdb6591e8df7f5bbd56e198c04cbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c83a2c687e16635571d64314f4885d47c3fdb6591e8df7f5bbd56e198c04cbdb", kill_on_drop: false }`
[INFO] [stdout] c83a2c687e16635571d64314f4885d47c3fdb6591e8df7f5bbd56e198c04cbdb