[INFO] fetching crate ducc-serde 0.1.0...
[INFO] testing ducc-serde-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ducc-serde 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ducc-serde 0.1.0
[INFO] finished tweaking crates.io crate ducc-serde 0.1.0
[INFO] tweaked toml for crates.io crate ducc-serde 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ducc-serde 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 13 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] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[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] 488a6d6159f89bcb7a2a6f5706d1bb112e8afb34153994930179a9a1f4d37f81
[INFO] running `Command { std: "docker" "start" "-a" "488a6d6159f89bcb7a2a6f5706d1bb112e8afb34153994930179a9a1f4d37f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "488a6d6159f89bcb7a2a6f5706d1bb112e8afb34153994930179a9a1f4d37f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488a6d6159f89bcb7a2a6f5706d1bb112e8afb34153994930179a9a1f4d37f81", kill_on_drop: false }`
[INFO] [stdout] 488a6d6159f89bcb7a2a6f5706d1bb112e8afb34153994930179a9a1f4d37f81
[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] 617a23fd57858cdba0eddcbfee2f1a91526843271eb0e9928cee290b5fbd969d
[INFO] running `Command { std: "docker" "start" "-a" "617a23fd57858cdba0eddcbfee2f1a91526843271eb0e9928cee290b5fbd969d", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling ducc-sys v0.1.2
[INFO] [stderr]    Compiling ducc v0.1.5
[INFO] [stderr]    Compiling ducc-serde v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:14:44
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn to_value<T: serde::Serialize>(ducc: &Ducc, value: T) -> DuccResult<Value> {
[INFO] [stdout]    |                                            ^^^^^                          ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn to_value<T: serde::Serialize>(ducc: &Ducc, value: T) -> DuccResult<Value<'_>> {
[INFO] [stdout]    |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.67s
[INFO] running `Command { std: "docker" "inspect" "617a23fd57858cdba0eddcbfee2f1a91526843271eb0e9928cee290b5fbd969d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "617a23fd57858cdba0eddcbfee2f1a91526843271eb0e9928cee290b5fbd969d", kill_on_drop: false }`
[INFO] [stdout] 617a23fd57858cdba0eddcbfee2f1a91526843271eb0e9928cee290b5fbd969d
[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] df082e4181eccd285b9228330e87af804897ea0ec17c086b6b1f8d72c2347fef
[INFO] running `Command { std: "docker" "start" "-a" "df082e4181eccd285b9228330e87af804897ea0ec17c086b6b1f8d72c2347fef", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling ducc-serde v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:14:44
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn to_value<T: serde::Serialize>(ducc: &Ducc, value: T) -> DuccResult<Value> {
[INFO] [stdout]    |                                            ^^^^^                          ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn to_value<T: serde::Serialize>(ducc: &Ducc, value: T) -> DuccResult<Value<'_>> {
[INFO] [stdout]    |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/lib.rs:14:44
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn to_value<T: serde::Serialize>(ducc: &Ducc, value: T) -> DuccResult<Value> {
[INFO] [stdout]    |                                            ^^^^^                          ^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                                            |
[INFO] [stdout]    |                                            the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub fn to_value<T: serde::Serialize>(ducc: &Ducc, value: T) -> DuccResult<Value<'_>> {
[INFO] [stdout]    |                                                                                ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "df082e4181eccd285b9228330e87af804897ea0ec17c086b6b1f8d72c2347fef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df082e4181eccd285b9228330e87af804897ea0ec17c086b6b1f8d72c2347fef", kill_on_drop: false }`
[INFO] [stdout] df082e4181eccd285b9228330e87af804897ea0ec17c086b6b1f8d72c2347fef
[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] 97fd9efb5b5b838c6f3d7dc4a1dcb9306e980e3486cdd85dcb56841ad9494f2a
[INFO] running `Command { std: "docker" "start" "-a" "97fd9efb5b5b838c6f3d7dc4a1dcb9306e980e3486cdd85dcb56841ad9494f2a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/lib.rs:14:44
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn to_value<T: serde::Serialize>(ducc: &Ducc, value: T) -> DuccResult<Value> {
[INFO] [stderr]    |                                            ^^^^^                          ^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |                                            |
[INFO] [stderr]    |                                            the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 14 | pub fn to_value<T: serde::Serialize>(ducc: &Ducc, value: T) -> DuccResult<Value<'_>> {
[INFO] [stderr]    |                                                                                ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `ducc-serde` (lib) generated 1 warning (run `cargo fix --lib -p ducc-serde` to apply 1 suggestion)
[INFO] [stderr] warning: `ducc-serde` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ducc_serde-a2a1a91c7cd6048a)
[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 ducc_serde
[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" "97fd9efb5b5b838c6f3d7dc4a1dcb9306e980e3486cdd85dcb56841ad9494f2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97fd9efb5b5b838c6f3d7dc4a1dcb9306e980e3486cdd85dcb56841ad9494f2a", kill_on_drop: false }`
[INFO] [stdout] 97fd9efb5b5b838c6f3d7dc4a1dcb9306e980e3486cdd85dcb56841ad9494f2a
