[INFO] fetching crate parquet2 0.9.0...
[INFO] checking parquet2-0.9.0 against master#89b9f7b284aacc5f8613438b80e4dd7bdd10549e for pr-92594
[INFO] extracting crate parquet2 0.9.0 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate parquet2 0.9.0 on toolchain 89b9f7b284aacc5f8613438b80e4dd7bdd10549e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+89b9f7b284aacc5f8613438b80e4dd7bdd10549e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate parquet2 0.9.0
[INFO] finished tweaking crates.io crate parquet2 0.9.0
[INFO] tweaked toml for crates.io crate parquet2 0.9.0 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate parquet2 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+89b9f7b284aacc5f8613438b80e4dd7bdd10549e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+89b9f7b284aacc5f8613438b80e4dd7bdd10549e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 07435f801dc4af39ef07171c97613ef0a3fe93302c2c5479b334df93031e1023
[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" "07435f801dc4af39ef07171c97613ef0a3fe93302c2c5479b334df93031e1023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "07435f801dc4af39ef07171c97613ef0a3fe93302c2c5479b334df93031e1023", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07435f801dc4af39ef07171c97613ef0a3fe93302c2c5479b334df93031e1023", kill_on_drop: false }`
[INFO] [stdout] 07435f801dc4af39ef07171c97613ef0a3fe93302c2c5479b334df93031e1023
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+89b9f7b284aacc5f8613438b80e4dd7bdd10549e" "check" "--frozen" "--all" "--all-targets" "--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] 086a0c4f28149899f81c80e0ee9c98c11ba5f46ce719ac1e4a1fd3a77ae23deb
[INFO] running `Command { std: "docker" "start" "-a" "086a0c4f28149899f81c80e0ee9c98c11ba5f46ce719ac1e4a1fd3a77ae23deb", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.102
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.77
[INFO] [stderr]     Checking slab v0.4.4
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling zstd-safe v4.1.1+zstd.1.5.0
[INFO] [stderr]    Compiling snap v1.0.5
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking fallible-streaming-iterator v0.1.9
[INFO] [stderr]     Checking memchr v2.4.1
[INFO] [stderr]     Checking futures-channel v0.3.17
[INFO] [stderr]     Checking streaming-decompression v0.1.0
[INFO] [stderr]     Checking bitpacking v0.8.4
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling cc v1.0.70
[INFO] [stderr]     Checking flate2 v1.0.22
[INFO] [stderr]     Checking ordered-float v1.1.1
[INFO] [stderr]    Compiling zstd-sys v1.6.1+zstd.1.5.0
[INFO] [stderr]    Compiling lz4-sys v1.9.2
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]     Checking async-stream v0.3.2
[INFO] [stderr]     Checking lz4 v1.23.2
[INFO] [stderr]     Checking futures-executor v0.3.17
[INFO] [stderr]     Checking integer-encoding v3.0.2
[INFO] [stderr]     Checking futures v0.3.17
[INFO] [stderr]     Checking parquet-format-async-temp v0.2.0
[INFO] [stderr]     Checking zstd v0.9.0+zstd.1.5.0
[INFO] [stderr]     Checking parquet2 v0.9.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `num_mini_blocks`
[INFO] [stdout]   --> src/encoding/delta_bitpacked/decoder.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     num_mini_blocks: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `block_size`
[INFO] [stdout]    --> src/encoding/delta_bitpacked/decoder.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     block_size: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `logical_type_from_str`
[INFO] [stdout]   --> src/schema/io_message/from_message.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn logical_type_from_str(s: &str) -> Result<Option<LogicalType>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `physical_type`
[INFO] [stdout]   --> examples/read_metadata.rs:13:9
[INFO] [stdout]    |
[INFO] [stdout] 13 |         physical_type,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ help: try ignoring the field: `physical_type: _`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `converted_type`
[INFO] [stdout]   --> examples/read_metadata.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |         converted_type,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: try ignoring the field: `converted_type: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `logical_type`
[INFO] [stdout]   --> examples/read_metadata.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |         logical_type,
[INFO] [stdout]    |         ^^^^^^^^^^^^ help: try ignoring the field: `logical_type: _`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/read/mod.rs:345:13
[INFO] [stdout]     |
[INFO] [stdout] 345 |         let mut iter: Vec<_> =
[INFO] [stdout]     |             ----^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `num_mini_blocks`
[INFO] [stdout]   --> src/encoding/delta_bitpacked/decoder.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     num_mini_blocks: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `block_size`
[INFO] [stdout]    --> src/encoding/delta_bitpacked/decoder.rs:109:5
[INFO] [stdout]     |
[INFO] [stdout] 109 |     block_size: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `logical_type_from_str`
[INFO] [stdout]   --> src/schema/io_message/from_message.rs:85:4
[INFO] [stdout]    |
[INFO] [stdout] 85 | fn logical_type_from_str(s: &str) -> Result<Option<LogicalType>> {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 52s
[INFO] running `Command { std: "docker" "inspect" "086a0c4f28149899f81c80e0ee9c98c11ba5f46ce719ac1e4a1fd3a77ae23deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "086a0c4f28149899f81c80e0ee9c98c11ba5f46ce719ac1e4a1fd3a77ae23deb", kill_on_drop: false }`
[INFO] [stdout] 086a0c4f28149899f81c80e0ee9c98c11ba5f46ce719ac1e4a1fd3a77ae23deb