[INFO] fetching crate huffmanrs 0.1.0...
[INFO] testing huffmanrs-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate huffmanrs 0.1.0 into /workspace/builds/worker-6-tc2/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-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate huffmanrs 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8fa4eaf928da26644f383bfb7b334b2e3f44d6159a58963d226942232abc8414
[INFO] running `Command { std: "docker" "start" "-a" "8fa4eaf928da26644f383bfb7b334b2e3f44d6159a58963d226942232abc8414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8fa4eaf928da26644f383bfb7b334b2e3f44d6159a58963d226942232abc8414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fa4eaf928da26644f383bfb7b334b2e3f44d6159a58963d226942232abc8414", kill_on_drop: false }`
[INFO] [stdout] 8fa4eaf928da26644f383bfb7b334b2e3f44d6159a58963d226942232abc8414
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d78b4bd8ce42951760ba78c8a5003ca6e3cf0e274c5076af1a1d5ba05fc75c7
[INFO] running `Command { std: "docker" "start" "-a" "4d78b4bd8ce42951760ba78c8a5003ca6e3cf0e274c5076af1a1d5ba05fc75c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling huffmanrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "4d78b4bd8ce42951760ba78c8a5003ca6e3cf0e274c5076af1a1d5ba05fc75c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d78b4bd8ce42951760ba78c8a5003ca6e3cf0e274c5076af1a1d5ba05fc75c7", kill_on_drop: false }`
[INFO] [stdout] 4d78b4bd8ce42951760ba78c8a5003ca6e3cf0e274c5076af1a1d5ba05fc75c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fc4b3db54a458f5f1bb8a5a13d5f6f6307fa0b9b51de4138c88d0fe1e84c709c
[INFO] running `Command { std: "docker" "start" "-a" "fc4b3db54a458f5f1bb8a5a13d5f6f6307fa0b9b51de4138c88d0fe1e84c709c", kill_on_drop: false }`
[INFO] [stderr]    Compiling huffmanrs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "fc4b3db54a458f5f1bb8a5a13d5f6f6307fa0b9b51de4138c88d0fe1e84c709c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc4b3db54a458f5f1bb8a5a13d5f6f6307fa0b9b51de4138c88d0fe1e84c709c", kill_on_drop: false }`
[INFO] [stdout] fc4b3db54a458f5f1bb8a5a13d5f6f6307fa0b9b51de4138c88d0fe1e84c709c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bd3456d28492e9cd99541b60bc3bda5ce146396649a89aee82ea104fe27c203a
[INFO] running `Command { std: "docker" "start" "-a" "bd3456d28492e9cd99541b60bc3bda5ce146396649a89aee82ea104fe27c203a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/huffmanrs-4cb97806ca5647c6)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests huffmanrs
[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] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/huffman.rs - huffman::Huffman::new (line 29) ... 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::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_huffman_tree (line 245) ... ok
[INFO] [stdout] test src/huffman.rs - huffman::Huffman::decode_text (line 414) ... ok
[INFO] [stdout] test src/huffman.rs - huffman::Huffman::decode (line 112) ... ok
[INFO] [stdout] test src/huffman.rs - huffman::Huffman::encode_text (line 372) ... 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 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bd3456d28492e9cd99541b60bc3bda5ce146396649a89aee82ea104fe27c203a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd3456d28492e9cd99541b60bc3bda5ce146396649a89aee82ea104fe27c203a", kill_on_drop: false }`
[INFO] [stdout] bd3456d28492e9cd99541b60bc3bda5ce146396649a89aee82ea104fe27c203a