[INFO] fetching crate datasize 0.2.15...
[INFO] testing datasize-0.2.15 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate datasize 0.2.15 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate datasize 0.2.15
[INFO] finished tweaking crates.io crate datasize 0.2.15
[INFO] tweaked toml for crates.io crate datasize 0.2.15 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate datasize 0.2.15 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]     Updating crates.io index
[INFO] [stderr]      Locking 28 packages to latest compatible versions
[INFO] [stderr]       Adding fake_instant v0.4.0 (available: v0.5.0)
[INFO] [stderr]       Adding tokio v0.2.25 (available: v1.47.1)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] d4f81c262cfa5f3920e9a219b06980c3270c3dad7f44f2c7a091a79aa199026a
[INFO] running `Command { std: "docker" "start" "-a" "d4f81c262cfa5f3920e9a219b06980c3270c3dad7f44f2c7a091a79aa199026a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4f81c262cfa5f3920e9a219b06980c3270c3dad7f44f2c7a091a79aa199026a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4f81c262cfa5f3920e9a219b06980c3270c3dad7f44f2c7a091a79aa199026a", kill_on_drop: false }`
[INFO] [stdout] d4f81c262cfa5f3920e9a219b06980c3270c3dad7f44f2c7a091a79aa199026a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] c4edde8107cae1577cb2f4138aaa2e418dc6f23637b46603676aeeb739acb193
[INFO] running `Command { std: "docker" "start" "-a" "c4edde8107cae1577cb2f4138aaa2e418dc6f23637b46603676aeeb739acb193", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling datasize_derive v0.2.15
[INFO] [stderr]    Compiling datasize v0.2.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.26s
[INFO] running `Command { std: "docker" "inspect" "c4edde8107cae1577cb2f4138aaa2e418dc6f23637b46603676aeeb739acb193", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4edde8107cae1577cb2f4138aaa2e418dc6f23637b46603676aeeb739acb193", kill_on_drop: false }`
[INFO] [stdout] c4edde8107cae1577cb2f4138aaa2e418dc6f23637b46603676aeeb739acb193
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ec57c6cc4f5480e3b985c954e39683b868938f9e6d1bf85634470a4fb7a020b0
[INFO] running `Command { std: "docker" "start" "-a" "ec57c6cc4f5480e3b985c954e39683b868938f9e6d1bf85634470a4fb7a020b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling datasize v0.2.15 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/std.rs:465:21
[INFO] [stdout]     |
[INFO] [stdout] 465 |             Skipped(Vec<i32>),
[INFO] [stdout]     |             ------- ^^^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) 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] 465 -             Skipped(Vec<i32>),
[INFO] [stdout] 465 +             Skipped(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/std.rs:616:21
[INFO] [stdout]     |
[INFO] [stdout] 616 |             Skipped(Vec<C>),
[INFO] [stdout]     |             ------- ^^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             field in this variant
[INFO] [stdout]     |
[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] 616 -             Skipped(Vec<C>),
[INFO] [stdout] 616 +             Skipped(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `2` is never read
[INFO] [stdout]    --> src/std.rs:646:54
[INFO] [stdout]     |
[INFO] [stdout] 646 |         struct Foo<T>(T, Box<u8>, #[data_size(skip)] Box<u32>);
[INFO] [stdout]     |                --- field in this struct              ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Foo` is never constructed
[INFO] [stdout]    --> src/lib.rs:637:16
[INFO] [stdout]     |
[INFO] [stdout] 637 |         struct Foo {
[INFO] [stdout]     |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "ec57c6cc4f5480e3b985c954e39683b868938f9e6d1bf85634470a4fb7a020b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec57c6cc4f5480e3b985c954e39683b868938f9e6d1bf85634470a4fb7a020b0", kill_on_drop: false }`
[INFO] [stdout] ec57c6cc4f5480e3b985c954e39683b868938f9e6d1bf85634470a4fb7a020b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ed8babe2e0925e6c4987406b9048b3a01d187165972d7f435e211a791f844b93
[INFO] running `Command { std: "docker" "start" "-a" "ed8babe2e0925e6c4987406b9048b3a01d187165972d7f435e211a791f844b93", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stdout] 
[INFO] [stderr]    --> src/std.rs:465:21
[INFO] [stdout] running 25 tests
[INFO] [stderr]     |
[INFO] [stdout] test std::tests::test_box ... ok
[INFO] [stderr] 465 |             Skipped(Vec<i32>),
[INFO] [stdout] test std::tests::test_generic_newtype_struct ... ok
[INFO] [stderr]     |             ------- ^^^^^^^^
[INFO] [stdout] test std::tests::test_generic_struct ... ok
[INFO] [stderr]     |             |
[INFO] [stdout] test std::tests::test_generic_tuple_struct ... ok
[INFO] [stderr]     |             field in this variant
[INFO] [stdout] test std::tests::test_option_box ... ok
[INFO] [stderr]     |
[INFO] [stdout] test std::tests::test_string ... ok
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] test std::tests::test_struct ... ok
[INFO] [stderr] 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] test std::tests::test_box_slice ... ok
[INFO] [stderr]     |
[INFO] [stdout] test tests::keeps_where_clauses_on_enums ... ok
[INFO] [stderr] 465 -             Skipped(Vec<i32>),
[INFO] [stdout] test tests::keeps_where_clauses_on_structs ... ok
[INFO] [stderr] 465 +             Skipped(()),
[INFO] [stdout] test tests::macro_does_not_panic_on_foreign_attributes ... ok
[INFO] [stderr]     |
[INFO] [stdout] test tests::test_empty_enum ... ok
[INFO] [stderr] 
[INFO] [stdout] test tests::test_empty_struct ... ok
[INFO] [stderr] warning: field `0` is never read
[INFO] [stdout] test tests::test_for_simple_builtin_types ... ok
[INFO] [stderr]    --> src/std.rs:616:21
[INFO] [stdout] test tests::test_newtype_struct ... ok
[INFO] [stderr]     |
[INFO] [stdout] test tests::test_result ... ok
[INFO] [stderr] 616 |             Skipped(Vec<C>),
[INFO] [stdout] test tests::test_tuple_struct ... ok
[INFO] [stderr]     |             ------- ^^^^^^
[INFO] [stdout] test tests::test_tuple_with_one_element ... ok
[INFO] [stderr]     |             |
[INFO] [stdout] test tests::use_with_annotation ... ok
[INFO] [stderr]     |             field in this variant
[INFO] [stdout] test std::tests::test_enum ... ok
[INFO] [stderr]     |
[INFO] [stdout] test std::tests::test_enum_variant_with_single_skipped_field ... ok
[INFO] [stderr] 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] test std::tests::test_generic_enum ... ok
[INFO] [stderr]     |
[INFO] [stdout] test std::tests::test_cow ... ok
[INFO] [stderr] 616 -             Skipped(Vec<C>),
[INFO] [stderr] 616 +             Skipped(()),
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: field `2` is never read
[INFO] [stderr]    --> src/std.rs:646:54
[INFO] [stderr]     |
[INFO] [stderr] 646 |         struct Foo<T>(T, Box<u8>, #[data_size(skip)] Box<u32>);
[INFO] [stderr]     |                --- field in this struct              ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing this field
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Foo` is never constructed
[INFO] [stderr]    --> src/lib.rs:637:16
[INFO] [stderr]     |
[INFO] [stderr] 637 |         struct Foo {
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `datasize` (lib test) generated 4 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/datasize-f9e32f09e91c25b4)
[INFO] [stdout] test std::tests::test_box_str ... ok
[INFO] [stdout] test std::tests::test_data_size_inner_box ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests datasize
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - (line 209) ... ignored
[INFO] [stdout] test src/lib.rs - (line 215) ... ignored
[INFO] [stdout] test src/lib.rs - (line 94) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] test src/lib.rs - (line 51) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/lib.rs - (line 131) ... ok
[INFO] [stdout] test src/lib.rs - (line 67) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.48s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ed8babe2e0925e6c4987406b9048b3a01d187165972d7f435e211a791f844b93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed8babe2e0925e6c4987406b9048b3a01d187165972d7f435e211a791f844b93", kill_on_drop: false }`
[INFO] [stdout] ed8babe2e0925e6c4987406b9048b3a01d187165972d7f435e211a791f844b93
