[INFO] fetching crate memory-layout 0.3.0...
[INFO] testing memory-layout-0.3.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate memory-layout 0.3.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate memory-layout 0.3.0
[INFO] finished tweaking crates.io crate memory-layout 0.3.0
[INFO] tweaked toml for crates.io crate memory-layout 0.3.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate memory-layout 0.3.0 on toolchain beta-2025-09-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 129fba94870241187e2c01de4f6e2c46145a9312565d481625a028518098b24d
[INFO] running `Command { std: "docker" "start" "-a" "129fba94870241187e2c01de4f6e2c46145a9312565d481625a028518098b24d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "129fba94870241187e2c01de4f6e2c46145a9312565d481625a028518098b24d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "129fba94870241187e2c01de4f6e2c46145a9312565d481625a028518098b24d", kill_on_drop: false }`
[INFO] [stdout] 129fba94870241187e2c01de4f6e2c46145a9312565d481625a028518098b24d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 614e819858e37d77543668acfc201a4bd7b1f75cad749b3ea629b4933e209b83
[INFO] running `Command { std: "docker" "start" "-a" "614e819858e37d77543668acfc201a4bd7b1f75cad749b3ea629b4933e209b83", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling equivalent v1.0.2
[INFO] [stderr]    Compiling hashbrown v0.16.0
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling toml_datetime v0.6.11
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling indexmap v2.11.4
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling toml_edit v0.19.15
[INFO] [stderr]    Compiling proc-macro-crate v1.3.1
[INFO] [stderr]    Compiling memory-layout-codegen v0.3.0
[INFO] [stderr]    Compiling memory-layout v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.38s
[INFO] running `Command { std: "docker" "inspect" "614e819858e37d77543668acfc201a4bd7b1f75cad749b3ea629b4933e209b83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "614e819858e37d77543668acfc201a4bd7b1f75cad749b3ea629b4933e209b83", kill_on_drop: false }`
[INFO] [stdout] 614e819858e37d77543668acfc201a4bd7b1f75cad749b3ea629b4933e209b83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0f5c8fc328ef46b81398a637d7c48e16511e6237357bad53338c7cbffc9b611e
[INFO] running `Command { std: "docker" "start" "-a" "0f5c8fc328ef46b81398a637d7c48e16511e6237357bad53338c7cbffc9b611e", kill_on_drop: false }`
[INFO] [stderr]    Compiling memory-layout v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `a`, `b`, and `c` are never read
[INFO] [stdout]   --> src/lib.rs:14:11
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub struct Foo {
[INFO] [stdout]    |                --- fields in this struct
[INFO] [stdout] 13 |       #[field_offset(0x10)]
[INFO] [stdout] 14 |       pub a: i32,
[INFO] [stdout]    |           ^
[INFO] [stdout] ...
[INFO] [stdout] 17 |       pub b: i32,
[INFO] [stdout]    |           ^
[INFO] [stdout] ...
[INFO] [stdout] 20 |       pub c: i32
[INFO] [stdout]    |           ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "0f5c8fc328ef46b81398a637d7c48e16511e6237357bad53338c7cbffc9b611e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f5c8fc328ef46b81398a637d7c48e16511e6237357bad53338c7cbffc9b611e", kill_on_drop: false }`
[INFO] [stdout] 0f5c8fc328ef46b81398a637d7c48e16511e6237357bad53338c7cbffc9b611e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6bd8b8e4d5c807df130f664567a5cc84d5b571b67d6346ab93419820077a9d4
[INFO] running `Command { std: "docker" "start" "-a" "b6bd8b8e4d5c807df130f664567a5cc84d5b571b67d6346ab93419820077a9d4", kill_on_drop: false }`
[INFO] [stderr] warning: fields `a`, `b`, and `c` are never read
[INFO] [stderr]   --> src/lib.rs:14:11
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub struct Foo {
[INFO] [stderr]    |                --- fields in this struct
[INFO] [stderr] 13 |       #[field_offset(0x10)]
[INFO] [stderr] 14 |       pub a: i32,
[INFO] [stderr]    |           ^
[INFO] [stderr] ...
[INFO] [stderr] 17 |       pub b: i32,
[INFO] [stderr]    |           ^
[INFO] [stderr] ...
[INFO] [stderr] 20 |       pub c: i32
[INFO] [stderr]    |           ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `memory-layout` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/memory_layout-88f233f377dfbd7e)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_size ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests memory_layout
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b6bd8b8e4d5c807df130f664567a5cc84d5b571b67d6346ab93419820077a9d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6bd8b8e4d5c807df130f664567a5cc84d5b571b67d6346ab93419820077a9d4", kill_on_drop: false }`
[INFO] [stdout] b6bd8b8e4d5c807df130f664567a5cc84d5b571b67d6346ab93419820077a9d4