[INFO] fetching crate blocky-nbt 0.1.0...
[INFO] testing blocky-nbt-0.1.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate blocky-nbt 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate blocky-nbt 0.1.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate blocky-nbt 0.1.0
[INFO] finished tweaking crates.io crate blocky-nbt 0.1.0
[INFO] tweaked toml for crates.io crate blocky-nbt 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57687a25b1620c9edde9a130a5bf1e1aca5c6290bf621964626264185391fc68
[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" "57687a25b1620c9edde9a130a5bf1e1aca5c6290bf621964626264185391fc68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57687a25b1620c9edde9a130a5bf1e1aca5c6290bf621964626264185391fc68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57687a25b1620c9edde9a130a5bf1e1aca5c6290bf621964626264185391fc68", kill_on_drop: false }`
[INFO] [stdout] 57687a25b1620c9edde9a130a5bf1e1aca5c6290bf621964626264185391fc68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b95b92da4c9f4c574cc93ce6df5d23dbbff32aa8b71017144418701f4c465bce
[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" "b95b92da4c9f4c574cc93ce6df5d23dbbff32aa8b71017144418701f4c465bce", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling blocky-nbt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.18s
[INFO] running `Command { std: "docker" "inspect" "b95b92da4c9f4c574cc93ce6df5d23dbbff32aa8b71017144418701f4c465bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b95b92da4c9f4c574cc93ce6df5d23dbbff32aa8b71017144418701f4c465bce", kill_on_drop: false }`
[INFO] [stdout] b95b92da4c9f4c574cc93ce6df5d23dbbff32aa8b71017144418701f4c465bce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93ba450c50ac5315f0f92394bf630d10cc8ffab17781ff30c5c46f6d658d6876
[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" "93ba450c50ac5315f0f92394bf630d10cc8ffab17781ff30c5c46f6d658d6876", kill_on_drop: false }`
[INFO] [stderr]    Compiling blocky-nbt v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.38s
[INFO] running `Command { std: "docker" "inspect" "93ba450c50ac5315f0f92394bf630d10cc8ffab17781ff30c5c46f6d658d6876", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93ba450c50ac5315f0f92394bf630d10cc8ffab17781ff30c5c46f6d658d6876", kill_on_drop: false }`
[INFO] [stdout] 93ba450c50ac5315f0f92394bf630d10cc8ffab17781ff30c5c46f6d658d6876
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c60c3ca5124a28470271d07010209403d3d6af8ed9a15f2f98534b44fbcf1e73
[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" "c60c3ca5124a28470271d07010209403d3d6af8ed9a15f2f98534b44fbcf1e73", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/blocky_nbt-bd9757ad5b43e35b
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::uncompressed ... ok
[INFO] [stdout] test tests::verify_value ... ok
[INFO] [stdout] test tests::insertion_order ... ok
[INFO] [stdout] test tests::string ... ok
[INFO] [stdout] test tests::compressed ... ok
[INFO] [stderr]    Doc-tests blocky-nbt
[INFO] [stdout] test tests::assignment ... ok
[INFO] [stdout] test tests::display ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c60c3ca5124a28470271d07010209403d3d6af8ed9a15f2f98534b44fbcf1e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c60c3ca5124a28470271d07010209403d3d6af8ed9a15f2f98534b44fbcf1e73", kill_on_drop: false }`
[INFO] [stdout] c60c3ca5124a28470271d07010209403d3d6af8ed9a15f2f98534b44fbcf1e73