[INFO] fetching crate huffmanrs 0.1.0...
[INFO] testing huffmanrs-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1
[INFO] extracting crate huffmanrs 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate huffmanrs 0.1.0
[INFO] finished tweaking crates.io crate huffmanrs 0.1.0
[INFO] tweaked toml for crates.io crate huffmanrs 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate huffmanrs 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 344023423fe3a6088c9147dfeea4850256e31d9b893bd67acaa6c4c003798d31
[INFO] running `Command { std: "docker" "start" "-a" "344023423fe3a6088c9147dfeea4850256e31d9b893bd67acaa6c4c003798d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "344023423fe3a6088c9147dfeea4850256e31d9b893bd67acaa6c4c003798d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344023423fe3a6088c9147dfeea4850256e31d9b893bd67acaa6c4c003798d31", kill_on_drop: false }`
[INFO] [stdout] 344023423fe3a6088c9147dfeea4850256e31d9b893bd67acaa6c4c003798d31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c692721aed79b5eeba6e6ff22cb0ad7c7d25b407e33c53b6797b361ca3cb836
[INFO] running `Command { std: "docker" "start" "-a" "2c692721aed79b5eeba6e6ff22cb0ad7c7d25b407e33c53b6797b361ca3cb836", kill_on_drop: false }`
[INFO] [stderr]    Compiling huffmanrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "2c692721aed79b5eeba6e6ff22cb0ad7c7d25b407e33c53b6797b361ca3cb836", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c692721aed79b5eeba6e6ff22cb0ad7c7d25b407e33c53b6797b361ca3cb836", kill_on_drop: false }`
[INFO] [stdout] 2c692721aed79b5eeba6e6ff22cb0ad7c7d25b407e33c53b6797b361ca3cb836
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9ff4e5942e4972979efa4b53eb39f2516d15103661779a5f2b7b7e52fd605793
[INFO] running `Command { std: "docker" "start" "-a" "9ff4e5942e4972979efa4b53eb39f2516d15103661779a5f2b7b7e52fd605793", kill_on_drop: false }`
[INFO] [stderr]    Compiling huffmanrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "9ff4e5942e4972979efa4b53eb39f2516d15103661779a5f2b7b7e52fd605793", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ff4e5942e4972979efa4b53eb39f2516d15103661779a5f2b7b7e52fd605793", kill_on_drop: false }`
[INFO] [stdout] 9ff4e5942e4972979efa4b53eb39f2516d15103661779a5f2b7b7e52fd605793
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cc91f6007e93397f952fe3687fbca51db2cf9c4d7b436d6981ce10380045ca6a
[INFO] running `Command { std: "docker" "start" "-a" "cc91f6007e93397f952fe3687fbca51db2cf9c4d7b436d6981ce10380045ca6a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/huffmanrs-4cb97806ca5647c6)
[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]    Doc-tests huffmanrs
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/huffman.rs - huffman::Huffman::encode_text (line 372) ... ok
[INFO] [stdout] test src/huffman.rs - huffman::Huffman::decode_text (line 414) ... ok
[INFO] [stdout] test src/huffman.rs - huffman::Huffman::encode (line 161) ... ok
[INFO] [stdout] test src/huffman_node.rs - huffman_node::HuffmanNode::new (line 43) ... ok
[INFO] [stdout] test src/huffman.rs - huffman::Huffman::decode (line 112) ... ok
[INFO] [stdout] test src/huffman.rs - huffman::Huffman::new (line 29) ... ok
[INFO] [stdout] test src/huffman.rs - huffman::Huffman::build_huffman_tree (line 245) ... ok
[INFO] [stdout] test src/huffman.rs - huffman::Huffman::build (line 79) ... ok
[INFO] [stdout] test src/huffman.rs - huffman::Huffman::build_code_table (line 314) ... ok
[INFO] [stdout] test src/huffman.rs - huffman::Huffman::build_frequency_table (line 200) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.71s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cc91f6007e93397f952fe3687fbca51db2cf9c4d7b436d6981ce10380045ca6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc91f6007e93397f952fe3687fbca51db2cf9c4d7b436d6981ce10380045ca6a", kill_on_drop: false }`
[INFO] [stdout] cc91f6007e93397f952fe3687fbca51db2cf9c4d7b436d6981ce10380045ca6a