[INFO] cloning repository https://github.com/masonwr/huffman-encoding
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/masonwr/huffman-encoding" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasonwr%2Fhuffman-encoding", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasonwr%2Fhuffman-encoding'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 555996b70f5fffa7eedefd5591935367efcc74c3
[INFO] testing masonwr/huffman-encoding against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmasonwr%2Fhuffman-encoding" "/workspace/builds/worker-29/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-29/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/masonwr/huffman-encoding on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/masonwr/huffman-encoding
[INFO] finished tweaking git repo https://github.com/masonwr/huffman-encoding
[INFO] tweaked toml for git repo https://github.com/masonwr/huffman-encoding written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate git repo https://github.com/masonwr/huffman-encoding already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1c83328558d20bda29279e3e59ca33971efd93a94c79410ec93690b8657473fd
[INFO] running `Command { std: "docker" "start" "-a" "1c83328558d20bda29279e3e59ca33971efd93a94c79410ec93690b8657473fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1c83328558d20bda29279e3e59ca33971efd93a94c79410ec93690b8657473fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c83328558d20bda29279e3e59ca33971efd93a94c79410ec93690b8657473fd", kill_on_drop: false }`
[INFO] [stdout] 1c83328558d20bda29279e3e59ca33971efd93a94c79410ec93690b8657473fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19a7ccc7054d2fa4481f0cb4eefd6cc8052b10eaae7cc6ccc5b9a930154a9e2b
[INFO] running `Command { std: "docker" "start" "-a" "19a7ccc7054d2fa4481f0cb4eefd6cc8052b10eaae7cc6ccc5b9a930154a9e2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]    Compiling huffman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "19a7ccc7054d2fa4481f0cb4eefd6cc8052b10eaae7cc6ccc5b9a930154a9e2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19a7ccc7054d2fa4481f0cb4eefd6cc8052b10eaae7cc6ccc5b9a930154a9e2b", kill_on_drop: false }`
[INFO] [stdout] 19a7ccc7054d2fa4481f0cb4eefd6cc8052b10eaae7cc6ccc5b9a930154a9e2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c4b364698535f95d4ebc7a4d24bab5caeb8ce94333f2604c380cdc42ecc05fb
[INFO] running `Command { std: "docker" "start" "-a" "2c4b364698535f95d4ebc7a4d24bab5caeb8ce94333f2604c380cdc42ecc05fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling huffman v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/huffman-32dc764b3aec0ec7)
[INFO] running `Command { std: "docker" "inspect" "2c4b364698535f95d4ebc7a4d24bab5caeb8ce94333f2604c380cdc42ecc05fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c4b364698535f95d4ebc7a4d24bab5caeb8ce94333f2604c380cdc42ecc05fb", kill_on_drop: false }`
[INFO] [stdout] 2c4b364698535f95d4ebc7a4d24bab5caeb8ce94333f2604c380cdc42ecc05fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 150e081001319325679c1d74b8647558b8af34aacf4b2a8da65c0c0d70050694
[INFO] running `Command { std: "docker" "start" "-a" "150e081001319325679c1d74b8647558b8af34aacf4b2a8da65c0c0d70050694", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/huffman-32dc764b3aec0ec7)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test encoding::tests::join_leaves ... ok
[INFO] [stdout] test ioutils::tests::test_path_writer ... ok
[INFO] [stdout] test ioutils::tests::header_o_empty ... ok
[INFO] [stdout] test ioutils::tests::header_o ... ok
[INFO] [stdout] test priorityq::tests::join_leaves ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "150e081001319325679c1d74b8647558b8af34aacf4b2a8da65c0c0d70050694", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "150e081001319325679c1d74b8647558b8af34aacf4b2a8da65c0c0d70050694", kill_on_drop: false }`
[INFO] [stdout] 150e081001319325679c1d74b8647558b8af34aacf4b2a8da65c0c0d70050694