[INFO] crate huffman-compress 0.6.0 is already in cache
[INFO] extracting crate huffman-compress 0.6.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/huffman-compress/0.6.0
[INFO] extracting crate huffman-compress 0.6.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/huffman-compress/0.6.0
[INFO] validating manifest of huffman-compress-0.6.0 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of huffman-compress-0.6.0 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing huffman-compress-0.6.0
[INFO] finished frobbing huffman-compress-0.6.0
[INFO] frobbed toml for huffman-compress-0.6.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/huffman-compress/0.6.0/Cargo.toml
[INFO] started frobbing huffman-compress-0.6.0
[INFO] finished frobbing huffman-compress-0.6.0
[INFO] frobbed toml for huffman-compress-0.6.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/huffman-compress/0.6.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing huffman-compress-0.6.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/huffman-compress/0.6.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] e536a9c3c67f5eaae0490391c29309bd6478935d25d9bda0a21837ba0329974e
[INFO] running `"docker" "start" "-a" "e536a9c3c67f5eaae0490391c29309bd6478935d25d9bda0a21837ba0329974e"`
[INFO] [stderr]    Compiling huffman-compress v0.6.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `"docker" "inspect" "e536a9c3c67f5eaae0490391c29309bd6478935d25d9bda0a21837ba0329974e"`
[INFO] running `"docker" "rm" "-f" "e536a9c3c67f5eaae0490391c29309bd6478935d25d9bda0a21837ba0329974e"`
[INFO] [stdout] e536a9c3c67f5eaae0490391c29309bd6478935d25d9bda0a21837ba0329974e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/huffman-compress/0.6.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 2c54f3d1a3be388bc4fe077b10439b881428c754dabb2361c83a99f81b84874c
[INFO] running `"docker" "start" "-a" "2c54f3d1a3be388bc4fe077b10439b881428c754dabb2361c83a99f81b84874c"`
[INFO] [stderr]    Compiling huffman-compress v0.6.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.71s
[INFO] running `"docker" "inspect" "2c54f3d1a3be388bc4fe077b10439b881428c754dabb2361c83a99f81b84874c"`
[INFO] running `"docker" "rm" "-f" "2c54f3d1a3be388bc4fe077b10439b881428c754dabb2361c83a99f81b84874c"`
[INFO] [stdout] 2c54f3d1a3be388bc4fe077b10439b881428c754dabb2361c83a99f81b84874c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/huffman-compress/0.6.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 28be5ba98e75367493e4eeb45349336bdf113bf6c79976e96b31c07e3802547c
[INFO] running `"docker" "start" "-a" "28be5ba98e75367493e4eeb45349336bdf113bf6c79976e96b31c07e3802547c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/huffman_compress-f928aec340d6a41b
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_single ... ok
[INFO] [stdout] test tests::test_uniform_from_static ... ok
[INFO] [stdout] test tests::test_uniform ... ok
[INFO] [stdout] test tests::test_empty ... ok
[INFO] [stdout] test tests::efficient_order ... ok
[INFO] [stdout] test tests::encode_decode_bytes ... ok
[INFO] [stderr]    Doc-tests huffman-compress
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "28be5ba98e75367493e4eeb45349336bdf113bf6c79976e96b31c07e3802547c"`
[INFO] running `"docker" "rm" "-f" "28be5ba98e75367493e4eeb45349336bdf113bf6c79976e96b31c07e3802547c"`
[INFO] [stdout] 28be5ba98e75367493e4eeb45349336bdf113bf6c79976e96b31c07e3802547c