[INFO] fetching crate string-wrapper 0.3.0...
[INFO] testing string-wrapper-0.3.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate string-wrapper 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate string-wrapper 0.3.0
[INFO] finished tweaking crates.io crate string-wrapper 0.3.0
[INFO] tweaked toml for crates.io crate string-wrapper 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate string-wrapper 0.3.0 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 11 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-2025-10-28" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c1ecaea5a1eeb41ad6d08318b56ca235bd75695820e49dca212614736580565
[INFO] running `Command { std: "docker" "start" "-a" "8c1ecaea5a1eeb41ad6d08318b56ca235bd75695820e49dca212614736580565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c1ecaea5a1eeb41ad6d08318b56ca235bd75695820e49dca212614736580565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c1ecaea5a1eeb41ad6d08318b56ca235bd75695820e49dca212614736580565", kill_on_drop: false }`
[INFO] [stdout] 8c1ecaea5a1eeb41ad6d08318b56ca235bd75695820e49dca212614736580565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00209ce3226212e34c053bef5e2f765fbe42e9a2cdcae26de3aa0e36609a9df6
[INFO] running `Command { std: "docker" "start" "-a" "00209ce3226212e34c053bef5e2f765fbe42e9a2cdcae26de3aa0e36609a9df6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling string-wrapper v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "00209ce3226212e34c053bef5e2f765fbe42e9a2cdcae26de3aa0e36609a9df6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00209ce3226212e34c053bef5e2f765fbe42e9a2cdcae26de3aa0e36609a9df6", kill_on_drop: false }`
[INFO] [stdout] 00209ce3226212e34c053bef5e2f765fbe42e9a2cdcae26de3aa0e36609a9df6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b7facfe73d9ed075e13e2487cf131e2f495ceb9612feb2ffeada7dcb332da0f6
[INFO] running `Command { std: "docker" "start" "-a" "b7facfe73d9ed075e13e2487cf131e2f495ceb9612feb2ffeada7dcb332da0f6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling string-wrapper v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Foo` is never constructed
[INFO] [stdout]    --> lib.rs:461:16
[INFO] [stdout]     |
[INFO] [stdout] 461 |         struct Foo {
[INFO] [stdout]     |                ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "b7facfe73d9ed075e13e2487cf131e2f495ceb9612feb2ffeada7dcb332da0f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7facfe73d9ed075e13e2487cf131e2f495ceb9612feb2ffeada7dcb332da0f6", kill_on_drop: false }`
[INFO] [stdout] b7facfe73d9ed075e13e2487cf131e2f495ceb9612feb2ffeada7dcb332da0f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 16bb516ee0c9f63b8ad7582f52ee2e41d265ce38fb9dae28591bc99e3ab3764a
[INFO] running `Command { std: "docker" "start" "-a" "16bb516ee0c9f63b8ad7582f52ee2e41d265ce38fb9dae28591bc99e3ab3764a", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: struct `Foo` is never constructed
[INFO] [stderr]    --> lib.rs:461:16
[INFO] [stderr]     |
[INFO] [stderr] 461 |         struct Foo {
[INFO] [stderr]     |                ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `string-wrapper` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/string_wrapper-eec031e0e39ab045)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test tests::eq ... ok
[INFO] [stdout] test tests::clone ... ok
[INFO] [stdout] test tests::eq_only_to_length ... ok
[INFO] [stdout] test tests::from_str ... ok
[INFO] [stdout] test tests::hash_only_to_length ... ok
[INFO] [stdout] test tests::ord_only_to_length ... ok
[INFO] [stdout] test tests::ord ... ok
[INFO] [stdout] test tests::traits ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests string_wrapper
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lib.rs - StringWrapper<T>::from_str (line 195) ... ok
[INFO] [stdout] test lib.rs - StringWrapper<T>::from_str_safe (line 220) ... ok
[INFO] [stdout] test lib.rs - StringWrapper<T>::from_str_safe (line 213) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "16bb516ee0c9f63b8ad7582f52ee2e41d265ce38fb9dae28591bc99e3ab3764a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16bb516ee0c9f63b8ad7582f52ee2e41d265ce38fb9dae28591bc99e3ab3764a", kill_on_drop: false }`
[INFO] [stdout] 16bb516ee0c9f63b8ad7582f52ee2e41d265ce38fb9dae28591bc99e3ab3764a