[INFO] fetching crate huffman 0.0.3...
[INFO] testing huffman-0.0.3 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate huffman 0.0.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate huffman 0.0.3 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 crates.io crate huffman 0.0.3
[INFO] finished tweaking crates.io crate huffman 0.0.3
[INFO] tweaked toml for crates.io crate huffman 0.0.3 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 11ef20bee2e2c3cd981b5f6eb2ec1c73830c2837f633aac147e1ca76821283e2
[INFO] running `Command { std: "docker" "start" "-a" "11ef20bee2e2c3cd981b5f6eb2ec1c73830c2837f633aac147e1ca76821283e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11ef20bee2e2c3cd981b5f6eb2ec1c73830c2837f633aac147e1ca76821283e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11ef20bee2e2c3cd981b5f6eb2ec1c73830c2837f633aac147e1ca76821283e2", kill_on_drop: false }`
[INFO] [stdout] 11ef20bee2e2c3cd981b5f6eb2ec1c73830c2837f633aac147e1ca76821283e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b7ddf0ef1cc50e93d2a9c4f9941c08cb1e5dce25664a1925a2bc184317545f51
[INFO] running `Command { std: "docker" "start" "-a" "b7ddf0ef1cc50e93d2a9c4f9941c08cb1e5dce25664a1925a2bc184317545f51", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitreader v0.1.0
[INFO] [stderr]    Compiling huffman v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.66s
[INFO] running `Command { std: "docker" "inspect" "b7ddf0ef1cc50e93d2a9c4f9941c08cb1e5dce25664a1925a2bc184317545f51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7ddf0ef1cc50e93d2a9c4f9941c08cb1e5dce25664a1925a2bc184317545f51", kill_on_drop: false }`
[INFO] [stdout] b7ddf0ef1cc50e93d2a9c4f9941c08cb1e5dce25664a1925a2bc184317545f51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90fe585d543e8afff6deded10022b35574ad1a02cecffe6564fa2e25e835ef19
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "90fe585d543e8afff6deded10022b35574ad1a02cecffe6564fa2e25e835ef19", kill_on_drop: false }`
[INFO] [stderr]    Compiling huffman v0.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/huffman-c1816e0274de1880)
[INFO] running `Command { std: "docker" "inspect" "90fe585d543e8afff6deded10022b35574ad1a02cecffe6564fa2e25e835ef19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90fe585d543e8afff6deded10022b35574ad1a02cecffe6564fa2e25e835ef19", kill_on_drop: false }`
[INFO] [stdout] 90fe585d543e8afff6deded10022b35574ad1a02cecffe6564fa2e25e835ef19
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b03be7cf3b02cd4e0bc6e9c70e1ec2ef16729c2ebae6a371efa239edf6c05f12
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b03be7cf3b02cd4e0bc6e9c70e1ec2ef16729c2ebae6a371efa239edf6c05f12", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/huffman-c1816e0274de1880)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests huffman
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_decode ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "b03be7cf3b02cd4e0bc6e9c70e1ec2ef16729c2ebae6a371efa239edf6c05f12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b03be7cf3b02cd4e0bc6e9c70e1ec2ef16729c2ebae6a371efa239edf6c05f12", kill_on_drop: false }`
[INFO] [stdout] b03be7cf3b02cd4e0bc6e9c70e1ec2ef16729c2ebae6a371efa239edf6c05f12