[INFO] cloning repository https://github.com/jtk5aw/relational
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jtk5aw/relational" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtk5aw%2Frelational", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtk5aw%2Frelational'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e708aa622172bfd321b88b052f2448c3f9b3e5f3
[INFO] building jtk5aw/relational against master#44f415c1d617ebc7b931a243b7b321ef8a6ca47c for pr-142134-abi-ast-error
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjtk5aw%2Frelational" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jtk5aw/relational on toolchain 44f415c1d617ebc7b931a243b7b321ef8a6ca47c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jtk5aw/relational
[INFO] finished tweaking git repo https://github.com/jtk5aw/relational
[INFO] tweaked toml for git repo https://github.com/jtk5aw/relational written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jtk5aw/relational 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" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded capnpc v0.20.1
[INFO] [stderr]   Downloaded capnp v0.20.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f964f713414416a7386ccf81dd25bb56e7f33af114baac0641d1fa505b6a51c7
[INFO] running `Command { std: "docker" "start" "-a" "f964f713414416a7386ccf81dd25bb56e7f33af114baac0641d1fa505b6a51c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f964f713414416a7386ccf81dd25bb56e7f33af114baac0641d1fa505b6a51c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f964f713414416a7386ccf81dd25bb56e7f33af114baac0641d1fa505b6a51c7", kill_on_drop: false }`
[INFO] [stdout] f964f713414416a7386ccf81dd25bb56e7f33af114baac0641d1fa505b6a51c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7cbfda7d994825d3212a222d6e34d5567339e9026c8749ef6c644f8b8d866313
[INFO] running `Command { std: "docker" "start" "-a" "7cbfda7d994825d3212a222d6e34d5567339e9026c8749ef6c644f8b8d866313", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling capnp v0.20.3
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling memoffset v0.9.1
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling capnpc v0.20.1
[INFO] [stderr]    Compiling database v0.1.0 (/opt/rustwide/workdir/database)
[INFO] [stderr]    Compiling struct_layout v0.1.0 (/opt/rustwide/workdir/struct_layout)
[INFO] [stderr]    Compiling struct_layout_example v0.1.0 (/opt/rustwide/workdir/struct_layout_example)
[INFO] [stdout] warning: unused import: `memoffset::span_of`
[INFO] [stdout]  --> struct_layout_example/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use memoffset::span_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Inactive`, `Pending`, and `Error` are never constructed
[INFO] [stdout]   --> struct_layout_example/src/main.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | enum Status {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] 8  |     Inactive = 0,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 9  |     Active = 1,
[INFO] [stdout] 10 |     Pending = 2,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 11 |     Error = 255,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Status` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Personal`, `Social`, and `Other` are never constructed
[INFO] [stdout]   --> struct_layout_example/src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum Category {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 17 |     Personal = 1,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 18 |     Work = 2,
[INFO] [stdout] 19 |     Social = 3,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     Other = 100,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Category` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]   --> struct_layout_example/src/main.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Point` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header_bytes` is never read
[INFO] [stdout]   --> database/src/lib.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct PageWindow<'a, T> {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 27 |     header_bytes: &'a mut [u8],
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.83s
[INFO] running `Command { std: "docker" "inspect" "7cbfda7d994825d3212a222d6e34d5567339e9026c8749ef6c644f8b8d866313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cbfda7d994825d3212a222d6e34d5567339e9026c8749ef6c644f8b8d866313", kill_on_drop: false }`
[INFO] [stdout] 7cbfda7d994825d3212a222d6e34d5567339e9026c8749ef6c644f8b8d866313
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+44f415c1d617ebc7b931a243b7b321ef8a6ca47c" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e843640e9c9b20f2410d0b150c57b35799068821cf980530ab7aef19e26b4b4d
[INFO] running `Command { std: "docker" "start" "-a" "e843640e9c9b20f2410d0b150c57b35799068821cf980530ab7aef19e26b4b4d", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling struct_layout v0.1.0 (/opt/rustwide/workdir/struct_layout)
[INFO] [stderr]    Compiling database v0.1.0 (/opt/rustwide/workdir/database)
[INFO] [stderr]    Compiling struct_layout_example v0.1.0 (/opt/rustwide/workdir/struct_layout_example)
[INFO] [stdout] warning: unused import: `memoffset::span_of`
[INFO] [stdout]  --> struct_layout_example/src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use memoffset::span_of;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Inactive`, `Pending`, and `Error` are never constructed
[INFO] [stdout]   --> struct_layout_example/src/main.rs:8:5
[INFO] [stdout]    |
[INFO] [stdout] 7  | enum Status {
[INFO] [stdout]    |      ------ variants in this enum
[INFO] [stdout] 8  |     Inactive = 0,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 9  |     Active = 1,
[INFO] [stdout] 10 |     Pending = 2,
[INFO] [stdout]    |     ^^^^^^^
[INFO] [stdout] 11 |     Error = 255,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Status` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `Personal`, `Social`, and `Other` are never constructed
[INFO] [stdout]   --> struct_layout_example/src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 16 | enum Category {
[INFO] [stdout]    |      -------- variants in this enum
[INFO] [stdout] 17 |     Personal = 1,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout] 18 |     Work = 2,
[INFO] [stdout] 19 |     Social = 3,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout] 20 |     Other = 100,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Category` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Point` is never constructed
[INFO] [stdout]   --> struct_layout_example/src/main.rs:35:8
[INFO] [stdout]    |
[INFO] [stdout] 35 | struct Point {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Point` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header_bytes` is never read
[INFO] [stdout]   --> database/src/lib.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct PageWindow<'a, T> {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 27 |     header_bytes: &'a mut [u8],
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `header_bytes` is never read
[INFO] [stdout]   --> database/src/lib.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | struct PageWindow<'a, T> {
[INFO] [stdout]    |        ---------- field in this struct
[INFO] [stdout] 27 |     header_bytes: &'a mut [u8],
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "e843640e9c9b20f2410d0b150c57b35799068821cf980530ab7aef19e26b4b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e843640e9c9b20f2410d0b150c57b35799068821cf980530ab7aef19e26b4b4d", kill_on_drop: false }`
[INFO] [stdout] e843640e9c9b20f2410d0b150c57b35799068821cf980530ab7aef19e26b4b4d