[INFO] fetching crate deltalake 0.4.0...
[INFO] testing deltalake-0.4.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate deltalake 0.4.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate deltalake 0.4.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate deltalake 0.4.0
[INFO] finished tweaking crates.io crate deltalake 0.4.0
[INFO] tweaked toml for crates.io crate deltalake 0.4.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate deltalake 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusoto_dynamodb v0.46.0
[INFO] [stderr]   Downloaded flatbuffers v0.8.4
[INFO] [stderr]   Downloaded glibc_version v0.1.2
[INFO] [stderr]   Downloaded arrow v4.4.0
[INFO] [stderr]   Downloaded rusoto_credential v0.46.0
[INFO] [stderr]   Downloaded zstd-sys v1.6.0+zstd.1.5.0
[INFO] [stderr]   Downloaded rusoto_s3 v0.46.0
[INFO] [stderr]   Downloaded datafusion v4.0.0
[INFO] [stderr]   Downloaded utime v0.3.1
[INFO] [stderr]   Downloaded rusoto_core v0.46.0
[INFO] [stderr]   Downloaded rusoto_sts v0.46.0
[INFO] [stderr]   Downloaded rusoto_signature v0.46.0
[INFO] [stderr]   Downloaded zstd-safe v4.1.0+zstd.1.5.0
[INFO] [stderr]   Downloaded zstd v0.8.3+zstd.1.5.0
[INFO] [stderr]   Downloaded parquet v4.4.0
[INFO] [stderr]   Downloaded zeroize v1.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.60.0" "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] 5dca55b38310f7e3e97dc3e2d3cc3b8412b1369f1a1ed0bc4dd86df343a7f976
[INFO] running `Command { std: "docker" "start" "-a" "5dca55b38310f7e3e97dc3e2d3cc3b8412b1369f1a1ed0bc4dd86df343a7f976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5dca55b38310f7e3e97dc3e2d3cc3b8412b1369f1a1ed0bc4dd86df343a7f976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dca55b38310f7e3e97dc3e2d3cc3b8412b1369f1a1ed0bc4dd86df343a7f976", kill_on_drop: false }`
[INFO] [stdout] 5dca55b38310f7e3e97dc3e2d3cc3b8412b1369f1a1ed0bc4dd86df343a7f976
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+1.60.0" "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] b945e9e8ea47f36d4b86c4b553d2c5dcc4a469fdb29f50d03487be9c9e0fd5b1
[INFO] running `Command { std: "docker" "start" "-a" "b945e9e8ea47f36d4b86c4b553d2c5dcc4a469fdb29f50d03487be9c9e0fd5b1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling zstd-safe v4.1.0+zstd.1.5.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.1
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]    Compiling integer-encoding v1.1.7
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]    Compiling parquet v4.4.0
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling tokio v1.8.1
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling ordered-float v1.1.1
[INFO] [stderr]    Compiling alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling glibc_version v0.1.2
[INFO] [stderr]    Compiling brotli-decompressor v2.3.1
[INFO] [stderr]    Compiling deltalake v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling flate2 v1.0.20
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling errno v0.2.7
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling brotli v3.3.0
[INFO] [stderr]    Compiling threadpool v1.8.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling thrift v0.13.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling parquet-format v2.6.1
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling zstd-sys v1.6.0+zstd.1.5.0
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling lz4 v1.23.2
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling multiversion v0.6.1
[INFO] [stderr]    Compiling flatbuffers v0.8.4
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling tokio-stream v0.1.7
[INFO] [stderr]    Compiling futures-executor v0.3.15
[INFO] [stderr]    Compiling futures v0.3.15
[INFO] [stderr]    Compiling bstr v0.2.16
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling csv v1.1.6
[INFO] [stderr]    Compiling arrow v4.4.0
[INFO] [stderr]    Compiling zstd v0.8.3+zstd.1.5.0
[INFO] [stderr] error: could not compile `arrow`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name arrow --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/arrow-4.4.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=ea78dc1de66c72d8 -C extra-filename=-ea78dc1de66c72d8 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern chrono=/opt/rustwide/target/debug/deps/libchrono-151025e0ee42e120.rmeta --extern csv=/opt/rustwide/target/debug/deps/libcsv-5f6fd0a671d3e4e0.rmeta --extern flatbuffers=/opt/rustwide/target/debug/deps/libflatbuffers-b4eca7d97d57e3fd.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-916c50638fc1506d.rmeta --extern indexmap=/opt/rustwide/target/debug/deps/libindexmap-f7b9ef2681fdca2e.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b341606102c7008f.rmeta --extern lexical_core=/opt/rustwide/target/debug/deps/liblexical_core-e0b8dbb845e59fae.rmeta --extern multiversion=/opt/rustwide/target/debug/deps/libmultiversion-8e912886daa5c7a6.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-053e7c751beb3d58.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-76c40b76a6f1bf9a.rmeta --extern regex=/opt/rustwide/target/debug/deps/libregex-11213b7a283feea5.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-b4a2e31bb6b02f35.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-c6afb02289db974d.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-5ceaa3d6c425cbd7.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: field is never read: `root`
[INFO] [stdout]   --> src/storage/file/mod.rs:33:5
[INFO] [stdout]    |
[INFO] [stdout] 33 |     root: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 | #![deny(warnings)]
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dead_code)]` implied by `#[warn(warnings)]`
[INFO] [stdout] note: `FileStorageBackend` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/storage/file/mod.rs:31:19
[INFO] [stdout]    |
[INFO] [stdout] 31 | #[derive(Default, Debug)]
[INFO] [stdout]    |                   ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b945e9e8ea47f36d4b86c4b553d2c5dcc4a469fdb29f50d03487be9c9e0fd5b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b945e9e8ea47f36d4b86c4b553d2c5dcc4a469fdb29f50d03487be9c9e0fd5b1", kill_on_drop: false }`
[INFO] [stdout] b945e9e8ea47f36d4b86c4b553d2c5dcc4a469fdb29f50d03487be9c9e0fd5b1