Dec 07 10:49:16.158 INFO testing huffman-coding-0.1.2 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 10:49:16.158 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 10:49:16.538 INFO [stdout] 4f414f3be618607cf61a41f574312dc475161d209e51c58806c527b83ba3c030
Dec 07 10:49:16.540 INFO running `"docker" "start" "-a" "4f414f3be618607cf61a41f574312dc475161d209e51c58806c527b83ba3c030"`
Dec 07 10:49:17.547 INFO [stderr] usermod: no changes
Dec 07 10:49:17.600 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 07 10:49:17.600 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 07 10:49:17.600 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 07 10:49:17.600 INFO [stderr] files will be included as a binary target:
Dec 07 10:49:17.600 INFO [stderr] 
Dec 07 10:49:17.600 INFO [stderr] * /source/src/bin/util.rs
Dec 07 10:49:17.600 INFO [stderr] 
Dec 07 10:49:17.600 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 07 10:49:17.600 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 07 10:49:17.600 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 07 10:49:17.600 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 07 10:49:17.600 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 07 10:49:17.600 INFO [stderr] 
Dec 07 10:49:17.600 INFO [stderr] For more information on this warning you can consult
Dec 07 10:49:17.600 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 07 10:49:17.620 INFO [stderr]    Compiling bitstream-rs v0.1.2
Dec 07 10:49:18.188 INFO [stderr]    Compiling huffman-coding v0.1.2 (/source)
Dec 07 10:49:18.760 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 07 10:49:18.760 INFO [stderr]    --> src/lib.rs:334:12
Dec 07 10:49:18.760 INFO [stderr]     |
Dec 07 10:49:18.760 INFO [stderr] 334 |         Ok((pos))
Dec 07 10:49:18.760 INFO [stderr]     |            ^^^^^ help: remove these parentheses
Dec 07 10:49:18.760 INFO [stderr]     |
Dec 07 10:49:18.760 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 07 10:49:18.760 INFO [stderr] 
Dec 07 10:49:21.044 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.47s
Dec 07 10:49:21.052 INFO [stderr] su: No module specific data is present
Dec 07 10:49:21.710 INFO running `"docker" "inspect" "4f414f3be618607cf61a41f574312dc475161d209e51c58806c527b83ba3c030"`
Dec 07 10:49:22.006 INFO running `"docker" "rm" "-f" "4f414f3be618607cf61a41f574312dc475161d209e51c58806c527b83ba3c030"`
Dec 07 10:49:22.308 INFO [stdout] 4f414f3be618607cf61a41f574312dc475161d209e51c58806c527b83ba3c030
Dec 07 10:49:22.308 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 10:49:22.727 INFO [stdout] 8132f56b87a0af967f18fdb48947f2e310a889bab30f7055f0e533cb768a70c3
Dec 07 10:49:22.732 INFO running `"docker" "start" "-a" "8132f56b87a0af967f18fdb48947f2e310a889bab30f7055f0e533cb768a70c3"`
Dec 07 10:49:23.918 INFO [stderr] usermod: no changes
Dec 07 10:49:23.964 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 07 10:49:23.964 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 07 10:49:23.964 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 07 10:49:23.964 INFO [stderr] files will be included as a binary target:
Dec 07 10:49:23.964 INFO [stderr] 
Dec 07 10:49:23.964 INFO [stderr] * /source/src/bin/util.rs
Dec 07 10:49:23.964 INFO [stderr] 
Dec 07 10:49:23.964 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 07 10:49:23.964 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 07 10:49:23.964 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 07 10:49:23.964 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 07 10:49:23.964 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 07 10:49:23.964 INFO [stderr] 
Dec 07 10:49:23.964 INFO [stderr] For more information on this warning you can consult
Dec 07 10:49:23.964 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 07 10:49:24.016 INFO [stderr]    Compiling huffman-coding v0.1.2 (/source)
Dec 07 10:49:24.928 INFO [stderr] warning: unnecessary parentheses around function argument
Dec 07 10:49:24.928 INFO [stderr]    --> src/lib.rs:334:12
Dec 07 10:49:24.928 INFO [stderr]     |
Dec 07 10:49:24.928 INFO [stderr] 334 |         Ok((pos))
Dec 07 10:49:24.928 INFO [stderr]     |            ^^^^^ help: remove these parentheses
Dec 07 10:49:24.928 INFO [stderr]     |
Dec 07 10:49:24.928 INFO [stderr]     = note: #[warn(unused_parens)] on by default
Dec 07 10:49:24.928 INFO [stderr] 
Dec 07 10:49:26.676 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.74s
Dec 07 10:49:26.692 INFO [stderr] su: No module specific data is present
Dec 07 10:49:27.291 INFO running `"docker" "inspect" "8132f56b87a0af967f18fdb48947f2e310a889bab30f7055f0e533cb768a70c3"`
Dec 07 10:49:27.466 INFO running `"docker" "rm" "-f" "8132f56b87a0af967f18fdb48947f2e310a889bab30f7055f0e533cb768a70c3"`
Dec 07 10:49:27.678 INFO [stdout] 8132f56b87a0af967f18fdb48947f2e310a889bab30f7055f0e533cb768a70c3
Dec 07 10:49:27.682 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 10:49:28.078 INFO [stdout] 543c57a0d5ae576be74d83297b4b9491a681b8e4ce770dec96dc71df5c88e73a
Dec 07 10:49:28.083 INFO running `"docker" "start" "-a" "543c57a0d5ae576be74d83297b4b9491a681b8e4ce770dec96dc71df5c88e73a"`
Dec 07 10:49:29.100 INFO [stderr] usermod: no changes
Dec 07 10:49:29.144 INFO [stderr] warning: An explicit [[bin]] section is specified in Cargo.toml which currently
Dec 07 10:49:29.144 INFO [stderr] disables Cargo from automatically inferring other binary targets.
Dec 07 10:49:29.144 INFO [stderr] This inference behavior will change in the Rust 2018 edition and the following
Dec 07 10:49:29.144 INFO [stderr] files will be included as a binary target:
Dec 07 10:49:29.144 INFO [stderr] 
Dec 07 10:49:29.144 INFO [stderr] * /source/src/bin/util.rs
Dec 07 10:49:29.144 INFO [stderr] 
Dec 07 10:49:29.144 INFO [stderr] This is likely to break cargo build or cargo test as these files may not be
Dec 07 10:49:29.144 INFO [stderr] ready to be compiled as a binary target today. You can future-proof yourself
Dec 07 10:49:29.144 INFO [stderr] and disable this warning by adding `autobins = false` to your [package]
Dec 07 10:49:29.144 INFO [stderr] section. You may also move the files to a location where Cargo would not
Dec 07 10:49:29.144 INFO [stderr] automatically infer them to be a target, such as in subfolders.
Dec 07 10:49:29.144 INFO [stderr] 
Dec 07 10:49:29.144 INFO [stderr] For more information on this warning you can consult
Dec 07 10:49:29.144 INFO [stderr] https://github.com/rust-lang/cargo/issues/5330
Dec 07 10:49:29.172 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
Dec 07 10:49:29.173 INFO [stderr]      Running /target/debug/deps/huffman_coding-b42ab2a84aa209a5
Dec 07 10:49:29.188 INFO [stdout] 
Dec 07 10:49:29.188 INFO [stdout] running 3 tests
Dec 07 10:49:29.188 INFO [stdout] test tests::test_reader ... ok
Dec 07 10:49:29.204 INFO [stdout] test tests::test_writer ... ok
Dec 07 10:49:29.204 INFO [stdout] test tests::test_tree_builder ... ok
Dec 07 10:49:29.204 INFO [stdout] 
Dec 07 10:49:29.204 INFO [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 10:49:29.204 INFO [stdout] 
Dec 07 10:49:29.204 INFO [stderr]      Running /target/debug/deps/decode-f3370fac7e596711
Dec 07 10:49:29.206 INFO [stdout] 
Dec 07 10:49:29.206 INFO [stdout] running 0 tests
Dec 07 10:49:29.206 INFO [stdout] 
Dec 07 10:49:29.206 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 10:49:29.206 INFO [stdout] 
Dec 07 10:49:29.206 INFO [stderr]      Running /target/debug/deps/encode-89974c8acf62fd9a
Dec 07 10:49:29.207 INFO [stdout] 
Dec 07 10:49:29.207 INFO [stdout] running 0 tests
Dec 07 10:49:29.207 INFO [stdout] 
Dec 07 10:49:29.207 INFO [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 10:49:29.207 INFO [stdout] 
Dec 07 10:49:29.208 INFO [stderr]    Doc-tests huffman_coding
Dec 07 10:49:30.107 INFO [stdout] 
Dec 07 10:49:30.107 INFO [stdout] running 5 tests
Dec 07 10:49:33.052 INFO [stdout] test src/lib.rs - HuffmanWriter (line 229) ... ok
Dec 07 10:49:33.420 INFO [stdout] test src/lib.rs - HuffmanTree::from_table (line 90) ... ok
Dec 07 10:49:33.864 INFO [stdout] test src/lib.rs - HuffmanReader (line 276) ... ok
Dec 07 10:49:33.864 INFO [stdout] test src/lib.rs - HuffmanTree (line 29) ... ok
Dec 07 10:49:34.078 INFO [stdout] test src/lib.rs - HuffmanTree::from_data (line 131) ... ok
Dec 07 10:49:34.078 INFO [stdout] 
Dec 07 10:49:34.078 INFO [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
Dec 07 10:49:34.078 INFO [stdout] 
Dec 07 10:49:34.097 INFO [stderr] su: No module specific data is present
Dec 07 10:49:34.819 INFO running `"docker" "inspect" "543c57a0d5ae576be74d83297b4b9491a681b8e4ce770dec96dc71df5c88e73a"`
Dec 07 10:49:35.094 INFO running `"docker" "rm" "-f" "543c57a0d5ae576be74d83297b4b9491a681b8e4ce770dec96dc71df5c88e73a"`
Dec 07 10:49:35.311 INFO [stdout] 543c57a0d5ae576be74d83297b4b9491a681b8e4ce770dec96dc71df5c88e73a