[INFO] fetching crate huffman-compress 0.6.1...
[INFO] testing huffman-compress-0.6.1 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate huffman-compress 0.6.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate huffman-compress 0.6.1 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate huffman-compress 0.6.1
[INFO] finished tweaking crates.io crate huffman-compress 0.6.1
[INFO] tweaked toml for crates.io crate huffman-compress 0.6.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04b125c7c6216114aa6b5fa070f1fa335fcd3b8f2b39c699845d0e6a39e20078
[INFO] running `Command { std: "docker" "start" "-a" "04b125c7c6216114aa6b5fa070f1fa335fcd3b8f2b39c699845d0e6a39e20078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04b125c7c6216114aa6b5fa070f1fa335fcd3b8f2b39c699845d0e6a39e20078", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04b125c7c6216114aa6b5fa070f1fa335fcd3b8f2b39c699845d0e6a39e20078", kill_on_drop: false }`
[INFO] [stdout] 04b125c7c6216114aa6b5fa070f1fa335fcd3b8f2b39c699845d0e6a39e20078
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96ec0f99ddd9a81d29183c0e105d2ab909032836b2cad789948a01a2c420c41f
[INFO] running `Command { std: "docker" "start" "-a" "96ec0f99ddd9a81d29183c0e105d2ab909032836b2cad789948a01a2c420c41f", kill_on_drop: false }`
[INFO] [stderr]    Compiling huffman-compress v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "96ec0f99ddd9a81d29183c0e105d2ab909032836b2cad789948a01a2c420c41f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96ec0f99ddd9a81d29183c0e105d2ab909032836b2cad789948a01a2c420c41f", kill_on_drop: false }`
[INFO] [stdout] 96ec0f99ddd9a81d29183c0e105d2ab909032836b2cad789948a01a2c420c41f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0c51a327740e34f213bcf93d6e8e84d56d06042af3ba9585df6cf44a209a8ee
[INFO] running `Command { std: "docker" "start" "-a" "e0c51a327740e34f213bcf93d6e8e84d56d06042af3ba9585df6cf44a209a8ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling huffman-compress v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.71s
[INFO] running `Command { std: "docker" "inspect" "e0c51a327740e34f213bcf93d6e8e84d56d06042af3ba9585df6cf44a209a8ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0c51a327740e34f213bcf93d6e8e84d56d06042af3ba9585df6cf44a209a8ee", kill_on_drop: false }`
[INFO] [stdout] e0c51a327740e34f213bcf93d6e8e84d56d06042af3ba9585df6cf44a209a8ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0979922d6221496dbc94cd8bc19ee99d833a1ec3b646e315b9d1f0ee7092a2aa
[INFO] running `Command { std: "docker" "start" "-a" "0979922d6221496dbc94cd8bc19ee99d833a1ec3b646e315b9d1f0ee7092a2aa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/huffman_compress-761c49f080ac9b8b)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_empty ... ok
[INFO] [stdout] test tests::test_uniform ... ok
[INFO] [stdout] test tests::test_single ... ok
[INFO] [stdout] test tests::test_uniform_from_static ... ok
[INFO] [stdout] test tests::efficient_order ... ok
[INFO] [stderr]    Doc-tests huffman-compress
[INFO] [stdout] test tests::encode_decode_bytes ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[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; finished in 0.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0979922d6221496dbc94cd8bc19ee99d833a1ec3b646e315b9d1f0ee7092a2aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0979922d6221496dbc94cd8bc19ee99d833a1ec3b646e315b9d1f0ee7092a2aa", kill_on_drop: false }`
[INFO] [stdout] 0979922d6221496dbc94cd8bc19ee99d833a1ec3b646e315b9d1f0ee7092a2aa