[INFO] fetching crate serde-vars 0.2.0...
[INFO] testing serde-vars-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate serde-vars 0.2.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate serde-vars 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate serde-vars 0.2.0
[INFO] tweaked toml for crates.io crate serde-vars 0.2.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-vars 0.2.0 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] crate crates.io crate serde-vars 0.2.0 already has a lockfile, it will not be regenerated
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e954c4ea87ccb8ae6e5d15ea235fdee5c6045e44edee6cd2a480c2492dff8dbc
[INFO] running `Command { std: "docker" "start" "-a" "e954c4ea87ccb8ae6e5d15ea235fdee5c6045e44edee6cd2a480c2492dff8dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e954c4ea87ccb8ae6e5d15ea235fdee5c6045e44edee6cd2a480c2492dff8dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e954c4ea87ccb8ae6e5d15ea235fdee5c6045e44edee6cd2a480c2492dff8dbc", kill_on_drop: false }`
[INFO] [stdout] e954c4ea87ccb8ae6e5d15ea235fdee5c6045e44edee6cd2a480c2492dff8dbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6baec0dfc87307b502f89295ae6cdee7172663e01ea45ef09e1c34f7c5ce2847
[INFO] running `Command { std: "docker" "start" "-a" "6baec0dfc87307b502f89295ae6cdee7172663e01ea45ef09e1c34f7c5ce2847", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde-vars v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/content.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn unexpected(&self) -> de::Unexpected {
[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] 30 |     pub fn unexpected(&self) -> de::Unexpected<'_> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.48s
[INFO] running `Command { std: "docker" "inspect" "6baec0dfc87307b502f89295ae6cdee7172663e01ea45ef09e1c34f7c5ce2847", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6baec0dfc87307b502f89295ae6cdee7172663e01ea45ef09e1c34f7c5ce2847", kill_on_drop: false }`
[INFO] [stdout] 6baec0dfc87307b502f89295ae6cdee7172663e01ea45ef09e1c34f7c5ce2847
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 261853b0d29a3a291d46c8f7da53332fffd322fb3ecbb25ece72410293381331
[INFO] running `Command { std: "docker" "start" "-a" "261853b0d29a3a291d46c8f7da53332fffd322fb3ecbb25ece72410293381331", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling hashbrown v0.15.3
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.11
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stderr]    Compiling indexmap v2.9.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.101
[INFO] [stderr]    Compiling insta v1.43.1
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde_yaml v0.9.34+deprecated
[INFO] [stderr]    Compiling serde_bytes v0.11.17
[INFO] [stderr]    Compiling serde-vars v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/content.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn unexpected(&self) -> de::Unexpected {
[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] 30 |     pub fn unexpected(&self) -> de::Unexpected<'_> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/content.rs:30:23
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub fn unexpected(&self) -> de::Unexpected {
[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] 30 |     pub fn unexpected(&self) -> de::Unexpected<'_> {
[INFO] [stdout]    |                                               ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 16.88s
[INFO] running `Command { std: "docker" "inspect" "261853b0d29a3a291d46c8f7da53332fffd322fb3ecbb25ece72410293381331", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "261853b0d29a3a291d46c8f7da53332fffd322fb3ecbb25ece72410293381331", kill_on_drop: false }`
[INFO] [stdout] 261853b0d29a3a291d46c8f7da53332fffd322fb3ecbb25ece72410293381331
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] b10db51fbc09ed80744c7fb773a72c94399a24a0563fb3f46d751f2dfbb0875c
[INFO] running `Command { std: "docker" "start" "-a" "b10db51fbc09ed80744c7fb773a72c94399a24a0563fb3f46d751f2dfbb0875c", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/content.rs:30:23
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub fn unexpected(&self) -> de::Unexpected {
[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] 30 |     pub fn unexpected(&self) -> de::Unexpected<'_> {
[INFO] [stderr]    |                                               ++++
[INFO] [stderr] 
[INFO] [stderr] warning: `serde-vars` (lib) generated 1 warning (run `cargo fix --lib -p serde-vars` to apply 1 suggestion)
[INFO] [stderr] warning: `serde-vars` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_vars-d6afdee17edc7886)
[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/de.rs (/opt/rustwide/target/debug/deps/de-39d95a6a8ad3a62a)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_yaml_scalar_number_as_string ... ok
[INFO] [stdout] test test_yaml_scalar_number_as_number ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/string.rs (/opt/rustwide/target/debug/deps/string-19817564174442f7)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test test_lookup_i16 ... ok
[INFO] [stdout] test test_lookup_i32 ... ok
[INFO] [stdout] test test_lookup_i64 ... ok
[INFO] [stdout] test test_lookup_string ... ok
[INFO] [stdout] test test_lookup_string_wrapped ... ok
[INFO] [stdout] test test_lookup_string_int_wrapped ... ok
[INFO] [stdout] test test_lookup_f64 ... ok
[INFO] [stdout] test test_lookup_u8 ... ok
[INFO] [stdout] test test_lookup_f32 ... ok
[INFO] [stdout] test test_lookup_u32 ... ok
[INFO] [stdout] test test_lookup_u16 ... ok
[INFO] [stdout] test test_lookup_i8 ... ok
[INFO] [stdout] test test_lookup_u64 ... ok
[INFO] [stdout] test test_enum_any_string ... ok
[INFO] [stdout] test test_enum_any_integer ... ok
[INFO] [stdout] test test_complex_vars ... ok
[INFO] [stdout] test test_missing_u16 ... ok
[INFO] [stdout] test test_missing_u32 ... ok
[INFO] [stdout] test test_missing_u64 ... ok
[INFO] [stdout] test test_missing_u8 ... ok
[INFO] [stdout] test test_enum_any_string_num ... ok
[INFO] [stdout] test test_invalid_string_bool ... ok
[INFO] [stdout] test test_invalid_string_float ... ok
[INFO] [stdout] test test_invalid_string_signed ... ok
[INFO] [stdout] test test_missing_f32 ... ok
[INFO] [stdout] test test_missing_f64 ... ok
[INFO] [stdout] test test_missing_i32 ... ok
[INFO] [stdout] test test_complex_no_vars ... ok
[INFO] [stdout] test test_missing_i16 ... ok
[INFO] [stdout] test test_missing_i64 ... ok
[INFO] [stdout] test test_missing_i8 ... ok
[INFO] [stdout] test test_invalid_string_unsigned ... ok
[INFO] [stdout] test test_missing_string ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_vars
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/source/string.rs - source::string::EnvSource (line 38) ... ok
[INFO] [stdout] test src/source/string.rs - source::string::StringSource<T>::new (line 105) ... ok
[INFO] [stdout] test src/source/string.rs - source::string::StringSource (line 66) ... ok
[INFO] [stdout] test src/source/string.rs - source::string::StringSource<T>::with_variable_prefix (line 128) ... ok
[INFO] [stdout] test src/de.rs - de::Deserializer (line 15) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.06s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b10db51fbc09ed80744c7fb773a72c94399a24a0563fb3f46d751f2dfbb0875c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b10db51fbc09ed80744c7fb773a72c94399a24a0563fb3f46d751f2dfbb0875c", kill_on_drop: false }`
[INFO] [stdout] b10db51fbc09ed80744c7fb773a72c94399a24a0563fb3f46d751f2dfbb0875c