[INFO] fetching crate serde-versions-derive 0.0.5... [INFO] testing serde-versions-derive-0.0.5 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate serde-versions-derive 0.0.5 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate serde-versions-derive 0.0.5 [INFO] finished tweaking crates.io crate serde-versions-derive 0.0.5 [INFO] tweaked toml for crates.io crate serde-versions-derive 0.0.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate serde-versions-derive 0.0.5 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 12 packages to latest compatible versions [INFO] [stderr] Adding syn v1.0.109 (available: v2.0.106) [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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2e69c3cc1dfc2c89fdf5c0a360ecdf31bcfdd763e81c2950a568bb65c5b054fa [INFO] running `Command { std: "docker" "start" "-a" "2e69c3cc1dfc2c89fdf5c0a360ecdf31bcfdd763e81c2950a568bb65c5b054fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2e69c3cc1dfc2c89fdf5c0a360ecdf31bcfdd763e81c2950a568bb65c5b054fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e69c3cc1dfc2c89fdf5c0a360ecdf31bcfdd763e81c2950a568bb65c5b054fa", kill_on_drop: false }` [INFO] [stdout] 2e69c3cc1dfc2c89fdf5c0a360ecdf31bcfdd763e81c2950a568bb65c5b054fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 2fd66e11ca0458ebd7de9927caa3a8dbe9da81186b66cb49eeb53fe77d133a8f [INFO] running `Command { std: "docker" "start" "-a" "2fd66e11ca0458ebd7de9927caa3a8dbe9da81186b66cb49eeb53fe77d133a8f", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde-versions-derive v0.0.5 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.78s [INFO] running `Command { std: "docker" "inspect" "2fd66e11ca0458ebd7de9927caa3a8dbe9da81186b66cb49eeb53fe77d133a8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fd66e11ca0458ebd7de9927caa3a8dbe9da81186b66cb49eeb53fe77d133a8f", kill_on_drop: false }` [INFO] [stdout] 2fd66e11ca0458ebd7de9927caa3a8dbe9da81186b66cb49eeb53fe77d133a8f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 40ef414ac8fde4fd2f43d5351ea9fbedda97885976dc925d7773d9de5b61d2bb [INFO] running `Command { std: "docker" "start" "-a" "40ef414ac8fde4fd2f43d5351ea9fbedda97885976dc925d7773d9de5b61d2bb", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.101 [INFO] [stderr] Compiling quote v1.0.41 [INFO] [stderr] Compiling syn v2.0.106 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling serde_derive v1.0.228 [INFO] [stderr] Compiling serde-versions-derive v0.0.5 (/opt/rustwide/workdir) [INFO] [stderr] Compiling serde v1.0.228 [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> tests/test.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | #[version(3)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 5 | #[derive(Clone, Serialize, Deserialize)] [INFO] [stdout] | --------- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] = note: `#[warn(legacy_derive_helpers)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stdout] = note: this warning originates in the attribute macro `version` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: derive helper attribute is used before it is introduced [INFO] [stdout] --> tests/test.rs:12:1 [INFO] [stdout] | [INFO] [stdout] 12 | #[version(33)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] 13 | #[derive(Clone, Serialize, Deserialize)] [INFO] [stdout] | --------- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] = note: this warning originates in the attribute macro `version` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 11.93s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: serde-versions-derive v0.0.5 (/opt/rustwide/workdir) [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] running `Command { std: "docker" "inspect" "40ef414ac8fde4fd2f43d5351ea9fbedda97885976dc925d7773d9de5b61d2bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "40ef414ac8fde4fd2f43d5351ea9fbedda97885976dc925d7773d9de5b61d2bb", kill_on_drop: false }` [INFO] [stdout] 40ef414ac8fde4fd2f43d5351ea9fbedda97885976dc925d7773d9de5b61d2bb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c7aeb94fc2f67a191eeda9d1dc05a6c17c00b94fa27187d728768d6fbc1a6ec6 [INFO] running `Command { std: "docker" "start" "-a" "c7aeb94fc2f67a191eeda9d1dc05a6c17c00b94fa27187d728768d6fbc1a6ec6", kill_on_drop: false }` [INFO] [stderr] warning: derive helper attribute is used before it is introduced [INFO] [stderr] --> tests/test.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | #[version(3)] [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] 5 | #[derive(Clone, Serialize, Deserialize)] [INFO] [stderr] | --------- the attribute is introduced here [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #79202 [INFO] [stderr] = note: `#[warn(legacy_derive_helpers)]` (part of `#[warn(future_incompatible)]`) on by default [INFO] [stderr] = note: this warning originates in the attribute macro `version` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: derive helper attribute is used before it is introduced [INFO] [stderr] --> tests/test.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | #[version(33)] [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] 13 | #[derive(Clone, Serialize, Deserialize)] [INFO] [stderr] | --------- the attribute is introduced here [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #79202 [INFO] [stderr] = note: this warning originates in the attribute macro `version` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `serde-versions-derive` (test "test") generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: serde-versions-derive v0.0.5 (/opt/rustwide/workdir) [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_versions_derive-b63b946b499cf976) [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] [stderr] Running tests/test.rs (/opt/rustwide/target/debug/deps/test-cd3d40ef3790e824) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test to_versioned ... ok [INFO] [stdout] test to_json_has_version_unnamed ... ok [INFO] [stdout] test to_json_has_version ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests serde_versions_derive [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/lib.rs - (line 24) ... ignored [INFO] [stdout] test src/lib.rs - (line 45) - compile ... FAILED [INFO] [stdout] test src/lib.rs - (line 13) - compile ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 45) stdout ---- [INFO] [stdout] error: derive helper attribute is used before it is introduced [INFO] [stdout] --> src/lib.rs:49:1 [INFO] [stdout] | [INFO] [stdout] 7 | #[version(3)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 8 | #[derive(Clone, Serialize, Deserialize)] [INFO] [stdout] | --------- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] = note: `#[deny(legacy_derive_helpers)]` (part of `#[deny(future_incompatible)]`) on by default [INFO] [stdout] = note: this error originates in the attribute macro `version` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] ---- src/lib.rs - (line 13) stdout ---- [INFO] [stdout] error: derive helper attribute is used before it is introduced [INFO] [stdout] --> src/lib.rs:17:1 [INFO] [stdout] | [INFO] [stdout] 7 | #[version(3)] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] 8 | #[derive(Clone, Serialize, Deserialize)] [INFO] [stdout] | --------- the attribute is introduced here [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #79202 [INFO] [stdout] = note: `#[deny(legacy_derive_helpers)]` (part of `#[deny(future_incompatible)]`) on by default [INFO] [stdout] = note: this error originates in the attribute macro `version` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 13) [INFO] [stdout] src/lib.rs - (line 45) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.26s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "c7aeb94fc2f67a191eeda9d1dc05a6c17c00b94fa27187d728768d6fbc1a6ec6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7aeb94fc2f67a191eeda9d1dc05a6c17c00b94fa27187d728768d6fbc1a6ec6", kill_on_drop: false }` [INFO] [stdout] c7aeb94fc2f67a191eeda9d1dc05a6c17c00b94fa27187d728768d6fbc1a6ec6