[INFO] cloning repository https://github.com/penguin359/hive-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/penguin359/hive-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpenguin359%2Fhive-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpenguin359%2Fhive-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9f4b33a0b7d3cc2896e596130ede8b7ef4d645a0
[INFO] building penguin359/hive-rs against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpenguin359%2Fhive-rs" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/penguin359/hive-rs on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/penguin359/hive-rs
[INFO] finished tweaking git repo https://github.com/penguin359/hive-rs
[INFO] tweaked toml for git repo https://github.com/penguin359/hive-rs written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/penguin359/hive-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 15b9ba7f2053959edf5fb6da0b26c9b9edcabc08be0581f05fb291ed3c177b10
[INFO] running `Command { std: "docker" "start" "-a" "15b9ba7f2053959edf5fb6da0b26c9b9edcabc08be0581f05fb291ed3c177b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "15b9ba7f2053959edf5fb6da0b26c9b9edcabc08be0581f05fb291ed3c177b10", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15b9ba7f2053959edf5fb6da0b26c9b9edcabc08be0581f05fb291ed3c177b10", kill_on_drop: false }`
[INFO] [stdout] 15b9ba7f2053959edf5fb6da0b26c9b9edcabc08be0581f05fb291ed3c177b10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de2ae0394dbd96756134189133836010aa6dfe5ea96b49d96ef3dd8662d53e8e
[INFO] running `Command { std: "docker" "start" "-a" "de2ae0394dbd96756134189133836010aa6dfe5ea96b49d96ef3dd8662d53e8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling libc v0.2.105
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling encoding v0.2.33
[INFO] [stderr]    Compiling registry v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: multiple fields are never read
[INFO] [stdout]    --> src/main.rs:272:5
[INFO] [stdout]     |
[INFO] [stdout] 271 | struct KeyNode {
[INFO] [stdout]     |        ------- fields in this struct
[INFO] [stdout] 272 |     flags: u16,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 273 |     last_written: u64,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 274 |     access_bits: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout] 275 |     parent_offset: i32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout] 276 |     number_subkeys: u32,
[INFO] [stdout] 277 |     number_volatile_subkeys: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 278 |     subkey_list_offset: u32,
[INFO] [stdout] 279 |     volatile_subkey_list_offset: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 282 |     key_security_offset: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 283 |     class_name_offset: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 284 |     subkey_name_length_max: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 285 |     subkey_class_length_max: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 286 |     value_name_length_max: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 287 |     value_data_length_max: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 288 |     workvar: u32,
[INFO] [stdout]     |     ^^^^^^^
[INFO] [stdout] 289 |     key_name_length: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 290 |     class_name_length: u16,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 291 |     key_name: String,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `KeyNode` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `data_type`, `flags`, `spare`, and `name` are never read
[INFO] [stdout]    --> src/main.rs:338:5
[INFO] [stdout]     |
[INFO] [stdout] 335 | struct KeyValue {
[INFO] [stdout]     |        -------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 338 |     data_type: RegType,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout] 339 |     flags: u16,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 340 |     spare: u16,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 341 |     name: String,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `KeyValue` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name_hint` is never read
[INFO] [stdout]    --> src/main.rs:439:5
[INFO] [stdout]     |
[INFO] [stdout] 437 | struct FastLeafElement {
[INFO] [stdout]     |        --------------- field in this struct
[INFO] [stdout] 438 |     key_offset: u32,
[INFO] [stdout] 439 |     name_hint: [u8; 4],
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `FastLeafElement` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `name_hash` is never read
[INFO] [stdout]    --> src/main.rs:467:5
[INFO] [stdout]     |
[INFO] [stdout] 465 | struct HashLeafElement {
[INFO] [stdout]     |        --------------- field in this struct
[INFO] [stdout] 466 |     key_offset: u32,
[INFO] [stdout] 467 |     name_hash: u32,
[INFO] [stdout]     |     ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `HashLeafElement` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `flink`, `blink`, `reference_count`, and `descriptor` are never read
[INFO] [stdout]    --> src/main.rs:506:5
[INFO] [stdout]     |
[INFO] [stdout] 505 | struct KeySecurity {
[INFO] [stdout]     |        ----------- fields in this struct
[INFO] [stdout] 506 |     flink: u32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 507 |     blink: u32,
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 508 |     reference_count: u32,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 509 |     descriptor: Vec<u8>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `KeySecurity` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:550:17
[INFO] [stdout]     |
[INFO] [stdout] 550 |     KeySecurity(KeySecurity),
[INFO] [stdout]     |     ----------- ^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Cell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 550 |     KeySecurity(()),
[INFO] [stdout]     |                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 10.10s
[INFO] running `Command { std: "docker" "inspect" "de2ae0394dbd96756134189133836010aa6dfe5ea96b49d96ef3dd8662d53e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de2ae0394dbd96756134189133836010aa6dfe5ea96b49d96ef3dd8662d53e8e", kill_on_drop: false }`
[INFO] [stdout] de2ae0394dbd96756134189133836010aa6dfe5ea96b49d96ef3dd8662d53e8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Dtail-expr-drop-order" "-e" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ce644aedaa44207878e3cb7d7df72987d8bd0b00ad7102991c099a978039afe6
[INFO] running `Command { std: "docker" "start" "-a" "ce644aedaa44207878e3cb7d7df72987d8bd0b00ad7102991c099a978039afe6", kill_on_drop: false }`
[INFO] [stderr]    Compiling registry v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/main.rs:550:17
[INFO] [stdout]     |
[INFO] [stdout] 550 |     KeySecurity(KeySecurity),
[INFO] [stdout]     |     ----------- ^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Cell` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 550 |     KeySecurity(()),
[INFO] [stdout]     |                 ~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "ce644aedaa44207878e3cb7d7df72987d8bd0b00ad7102991c099a978039afe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce644aedaa44207878e3cb7d7df72987d8bd0b00ad7102991c099a978039afe6", kill_on_drop: false }`
[INFO] [stdout] ce644aedaa44207878e3cb7d7df72987d8bd0b00ad7102991c099a978039afe6