[INFO] fetching crate serde-extensions-derive 0.1.0...
[INFO] testing serde-extensions-derive-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate serde-extensions-derive 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate serde-extensions-derive 0.1.0
[INFO] finished tweaking crates.io crate serde-extensions-derive 0.1.0
[INFO] tweaked toml for crates.io crate serde-extensions-derive 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-extensions-derive 0.1.0 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]     Updating crates.io index
[INFO] [stderr]      Locking 7 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-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] d3210c6b6b1bdfa1c346d009607d3ce68be10f6cd5e4105cf1b170f521b5f188
[INFO] running `Command { std: "docker" "start" "-a" "d3210c6b6b1bdfa1c346d009607d3ce68be10f6cd5e4105cf1b170f521b5f188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3210c6b6b1bdfa1c346d009607d3ce68be10f6cd5e4105cf1b170f521b5f188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3210c6b6b1bdfa1c346d009607d3ce68be10f6cd5e4105cf1b170f521b5f188", kill_on_drop: false }`
[INFO] [stdout] d3210c6b6b1bdfa1c346d009607d3ce68be10f6cd5e4105cf1b170f521b5f188
[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] de6e141de65989939156711858b9624a97f02b25b571123953b76361fc73b2ab
[INFO] running `Command { std: "docker" "start" "-a" "de6e141de65989939156711858b9624a97f02b25b571123953b76361fc73b2ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde-extensions-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `is_vec_type` is never used
[INFO] [stdout]   --> src/lib.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn is_vec_type(ty: &Type) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_hashmap_type` is never used
[INFO] [stdout]   --> src/lib.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn is_hashmap_type(ty: &Type) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.55s
[INFO] running `Command { std: "docker" "inspect" "de6e141de65989939156711858b9624a97f02b25b571123953b76361fc73b2ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de6e141de65989939156711858b9624a97f02b25b571123953b76361fc73b2ab", kill_on_drop: false }`
[INFO] [stdout] de6e141de65989939156711858b9624a97f02b25b571123953b76361fc73b2ab
[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] 2b1de95e31d3135dffa03b53a73089c0faf0cef69fa5cc41946be8ce60e5f739
[INFO] running `Command { std: "docker" "start" "-a" "2b1de95e31d3135dffa03b53a73089c0faf0cef69fa5cc41946be8ce60e5f739", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde-extensions-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `is_vec_type` is never used
[INFO] [stdout]   --> src/lib.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn is_vec_type(ty: &Type) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_hashmap_type` is never used
[INFO] [stdout]   --> src/lib.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn is_hashmap_type(ty: &Type) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_vec_type` is never used
[INFO] [stdout]   --> src/lib.rs:80:4
[INFO] [stdout]    |
[INFO] [stdout] 80 | fn is_vec_type(ty: &Type) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `is_hashmap_type` is never used
[INFO] [stdout]   --> src/lib.rs:89:4
[INFO] [stdout]    |
[INFO] [stdout] 89 | fn is_hashmap_type(ty: &Type) -> bool {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "2b1de95e31d3135dffa03b53a73089c0faf0cef69fa5cc41946be8ce60e5f739", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b1de95e31d3135dffa03b53a73089c0faf0cef69fa5cc41946be8ce60e5f739", kill_on_drop: false }`
[INFO] [stdout] 2b1de95e31d3135dffa03b53a73089c0faf0cef69fa5cc41946be8ce60e5f739
[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] efc117ec2130173b13f4767d678acb6be7698aa84837c8692de7feda71ee5471
[INFO] running `Command { std: "docker" "start" "-a" "efc117ec2130173b13f4767d678acb6be7698aa84837c8692de7feda71ee5471", kill_on_drop: false }`
[INFO] [stderr] warning: function `is_vec_type` is never used
[INFO] [stderr]   --> src/lib.rs:80:4
[INFO] [stderr]    |
[INFO] [stderr] 80 | fn is_vec_type(ty: &Type) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `is_hashmap_type` is never used
[INFO] [stderr]   --> src/lib.rs:89:4
[INFO] [stderr]    |
[INFO] [stderr] 89 | fn is_hashmap_type(ty: &Type) -> bool {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `serde-extensions-derive` (lib) generated 2 warnings
[INFO] [stderr] warning: `serde-extensions-derive` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_extensions_derive-90169d6efaa8bd3f)
[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]    Doc-tests serde_extensions_derive
[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" "efc117ec2130173b13f4767d678acb6be7698aa84837c8692de7feda71ee5471", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc117ec2130173b13f4767d678acb6be7698aa84837c8692de7feda71ee5471", kill_on_drop: false }`
[INFO] [stdout] efc117ec2130173b13f4767d678acb6be7698aa84837c8692de7feda71ee5471