[INFO] fetching crate huff-tree-tap 0.0.3...
[INFO] testing huff-tree-tap-0.0.3 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate huff-tree-tap 0.0.3 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate huff-tree-tap 0.0.3 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 huff-tree-tap 0.0.3
[INFO] finished tweaking crates.io crate huff-tree-tap 0.0.3
[INFO] tweaked toml for crates.io crate huff-tree-tap 0.0.3 written to /workspace/builds/worker-8/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-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" "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] 2d9276e4fb597063cb1f61e480fc66bb4cdbdebcf8c00a2f0690cc9a50eb1763
[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" "2d9276e4fb597063cb1f61e480fc66bb4cdbdebcf8c00a2f0690cc9a50eb1763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d9276e4fb597063cb1f61e480fc66bb4cdbdebcf8c00a2f0690cc9a50eb1763", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d9276e4fb597063cb1f61e480fc66bb4cdbdebcf8c00a2f0690cc9a50eb1763", kill_on_drop: false }`
[INFO] [stdout] 2d9276e4fb597063cb1f61e480fc66bb4cdbdebcf8c00a2f0690cc9a50eb1763
[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" "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] fd27a46d1d5bbca54283088da508c057024daee9f50bbd541e7abeb4e009ea64
[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" "fd27a46d1d5bbca54283088da508c057024daee9f50bbd541e7abeb4e009ea64", kill_on_drop: false }`
[INFO] [stderr]    Compiling huff-tree-tap v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.18s
[INFO] running `Command { std: "docker" "inspect" "fd27a46d1d5bbca54283088da508c057024daee9f50bbd541e7abeb4e009ea64", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd27a46d1d5bbca54283088da508c057024daee9f50bbd541e7abeb4e009ea64", kill_on_drop: false }`
[INFO] [stdout] fd27a46d1d5bbca54283088da508c057024daee9f50bbd541e7abeb4e009ea64
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 581369b02540ad994165138e3116cb2903e5b43b6122a81d1b4f7f41d6aafed3
[INFO] running `Command { std: "docker" "start" "-a" "581369b02540ad994165138e3116cb2903e5b43b6122a81d1b4f7f41d6aafed3", kill_on_drop: false }`
[INFO] [stderr]    Compiling huff-tree-tap v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `Command { std: "docker" "inspect" "581369b02540ad994165138e3116cb2903e5b43b6122a81d1b4f7f41d6aafed3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "581369b02540ad994165138e3116cb2903e5b43b6122a81d1b4f7f41d6aafed3", kill_on_drop: false }`
[INFO] [stdout] 581369b02540ad994165138e3116cb2903e5b43b6122a81d1b4f7f41d6aafed3
[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" "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] d0e301233a84c7a32ce21ae1d2663d3a851381169fa9dc6b2b335d90eb8ae40d
[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" "d0e301233a84c7a32ce21ae1d2663d3a851381169fa9dc6b2b335d90eb8ae40d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/huff_tree_tap-f2b86466616eb793)
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::test_build_frequency_map ... ok
[INFO] [stdout] test tests::test_unpad_encoded_data ... ok
[INFO] [stdout] test tests::test_u8_vec_to_bin_string ... ok
[INFO] [stdout] test tests::test_pad_encoded_data ... ok
[INFO] [stdout] test tests::test_invert_encoding_map ... ok
[INFO] [stdout] test tests::test_huffman_encode_string ... ok
[INFO] [stdout] test tests::test_huffman_decode_bin_string ... ok
[INFO] [stdout] test tests::test_bin_string_to_u8_vec ... ok
[INFO] [stderr]      Running tests/tests.rs (/opt/rustwide/target/debug/deps/tests-2e44c6fbcbd56075)
[INFO] [stdout] test tests::test_build_huffman_tree_build_encoding_map ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_huffman_decode ... ok
[INFO] [stderr]    Doc-tests huff-tree-tap
[INFO] [stdout] test test_huffman_encode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "d0e301233a84c7a32ce21ae1d2663d3a851381169fa9dc6b2b335d90eb8ae40d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0e301233a84c7a32ce21ae1d2663d3a851381169fa9dc6b2b335d90eb8ae40d", kill_on_drop: false }`
[INFO] [stdout] d0e301233a84c7a32ce21ae1d2663d3a851381169fa9dc6b2b335d90eb8ae40d