[INFO] fetching crate kutil-std 0.0.5...
[INFO] testing kutil-std-0.0.5 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate kutil-std 0.0.5 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate kutil-std 0.0.5
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate kutil-std 0.0.5
[INFO] tweaked toml for crates.io crate kutil-std 0.0.5 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate kutil-std 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] crate crates.io crate kutil-std 0.0.5 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] fea7d33df2c66eba75a7a8ab254e0e2e60a83c3a45204b9cbbe42c1525de7afc
[INFO] running `Command { std: "docker" "start" "-a" "fea7d33df2c66eba75a7a8ab254e0e2e60a83c3a45204b9cbbe42c1525de7afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fea7d33df2c66eba75a7a8ab254e0e2e60a83c3a45204b9cbbe42c1525de7afc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fea7d33df2c66eba75a7a8ab254e0e2e60a83c3a45204b9cbbe42c1525de7afc", kill_on_drop: false }`
[INFO] [stdout] fea7d33df2c66eba75a7a8ab254e0e2e60a83c3a45204b9cbbe42c1525de7afc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] afba6331e95ef644805b1514f797873ebe08057346e7416ddb6a9b328da416e3
[INFO] running `Command { std: "docker" "start" "-a" "afba6331e95ef644805b1514f797873ebe08057346e7416ddb6a9b328da416e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling kutil-std v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "afba6331e95ef644805b1514f797873ebe08057346e7416ddb6a9b328da416e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afba6331e95ef644805b1514f797873ebe08057346e7416ddb6a9b328da416e3", kill_on_drop: false }`
[INFO] [stdout] afba6331e95ef644805b1514f797873ebe08057346e7416ddb6a9b328da416e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 760e4272b7c831c3ea147e1aca13acb423f70e17f77fa6241da2a8e7c6abc3c1
[INFO] running `Command { std: "docker" "start" "-a" "760e4272b7c831c3ea147e1aca13acb423f70e17f77fa6241da2a8e7c6abc3c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling kutil-std v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "760e4272b7c831c3ea147e1aca13acb423f70e17f77fa6241da2a8e7c6abc3c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "760e4272b7c831c3ea147e1aca13acb423f70e17f77fa6241da2a8e7c6abc3c1", kill_on_drop: false }`
[INFO] [stdout] 760e4272b7c831c3ea147e1aca13acb423f70e17f77fa6241da2a8e7c6abc3c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 14548013ab7d0b2b37bc5fd413dfb1a5b5e78c18b1f776d8cf8572a04a06ea0a
[INFO] running `Command { std: "docker" "start" "-a" "14548013ab7d0b2b37bc5fd413dfb1a5b5e78c18b1f776d8cf8572a04a06ea0a", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/kutil_std-ae394421eb33a184)
[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 kutil_std
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/foster/string_vector.rs - foster::string_vector::delegate_newtype_of_foster_string_vector (line 226) ... FAILED
[INFO] [stdout] test src/foster/string.rs - foster::string::delegate_newtype_of_foster_string (line 120) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/foster/string_vector.rs - foster::string_vector::delegate_newtype_of_foster_string_vector (line 226) stdout ----
[INFO] [stdout] error: cannot find macro `delegate_newtype_of_foster_string_vector` in this scope
[INFO] [stdout]  --> src/foster/string_vector.rs:230:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | delegate_newtype_of_foster_string_vector!(MyType);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]   |
[INFO] [stdout] 2 + use kutil_std::delegate_newtype_of_foster_string_vector;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `FosterStringVector` in this scope
[INFO] [stdout]  --> src/foster/string_vector.rs:228:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct MyType(FosterStringVector);
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]   |
[INFO] [stdout] 2 + use kutil_std::foster::FosterStringVector;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/foster/string.rs - foster::string::delegate_newtype_of_foster_string (line 120) stdout ----
[INFO] [stdout] error: cannot find macro `delegate_newtype_of_foster_string` in this scope
[INFO] [stdout]  --> src/foster/string.rs:124:1
[INFO] [stdout]   |
[INFO] [stdout] 6 | delegate_newtype_of_foster_string!(MyType);
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this macro
[INFO] [stdout]   |
[INFO] [stdout] 2 + use kutil_std::delegate_newtype_of_foster_string;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `FosterString` in this scope
[INFO] [stdout]  --> src/foster/string.rs:122:19
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct MyType(FosterString);
[INFO] [stdout]   |                   ^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this type alias
[INFO] [stdout]   |
[INFO] [stdout] 2 + use kutil_std::foster::FosterString;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0412`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/foster/string.rs - foster::string::delegate_newtype_of_foster_string (line 120)
[INFO] [stdout]     src/foster/string_vector.rs - foster::string_vector::delegate_newtype_of_foster_string_vector (line 226)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.17s; merged doctests compilation took 0.08s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "14548013ab7d0b2b37bc5fd413dfb1a5b5e78c18b1f776d8cf8572a04a06ea0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14548013ab7d0b2b37bc5fd413dfb1a5b5e78c18b1f776d8cf8572a04a06ea0a", kill_on_drop: false }`
[INFO] [stdout] 14548013ab7d0b2b37bc5fd413dfb1a5b5e78c18b1f776d8cf8572a04a06ea0a