[INFO] fetching crate string2 0.1.4...
[INFO] testing string2-0.1.4 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate string2 0.1.4 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate string2 0.1.4
[INFO] finished tweaking crates.io crate string2 0.1.4
[INFO] tweaked toml for crates.io crate string2 0.1.4 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate string2 0.1.4 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f434bc0b95358e606174c6583917bb362bc766f9b03fca9a83fd9864f529a673
[INFO] running `Command { std: "docker" "start" "-a" "f434bc0b95358e606174c6583917bb362bc766f9b03fca9a83fd9864f529a673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f434bc0b95358e606174c6583917bb362bc766f9b03fca9a83fd9864f529a673", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f434bc0b95358e606174c6583917bb362bc766f9b03fca9a83fd9864f529a673", kill_on_drop: false }`
[INFO] [stdout] f434bc0b95358e606174c6583917bb362bc766f9b03fca9a83fd9864f529a673
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ac368a677620788ef0743e0b295753756f17e3564d52d57aa64a2082518ab07
[INFO] running `Command { std: "docker" "start" "-a" "4ac368a677620788ef0743e0b295753756f17e3564d52d57aa64a2082518ab07", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling string2 v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "4ac368a677620788ef0743e0b295753756f17e3564d52d57aa64a2082518ab07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ac368a677620788ef0743e0b295753756f17e3564d52d57aa64a2082518ab07", kill_on_drop: false }`
[INFO] [stdout] 4ac368a677620788ef0743e0b295753756f17e3564d52d57aa64a2082518ab07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b2827d462203c7191f04fc953b8b42a6b80c8c2399e5277ad2b8e3d4d69e1dd
[INFO] running `Command { std: "docker" "start" "-a" "1b2827d462203c7191f04fc953b8b42a6b80c8c2399e5277ad2b8e3d4d69e1dd", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling string2 v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "1b2827d462203c7191f04fc953b8b42a6b80c8c2399e5277ad2b8e3d4d69e1dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b2827d462203c7191f04fc953b8b42a6b80c8c2399e5277ad2b8e3d4d69e1dd", kill_on_drop: false }`
[INFO] [stdout] 1b2827d462203c7191f04fc953b8b42a6b80c8c2399e5277ad2b8e3d4d69e1dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c98fa9aa68386606dd48e938ea8ce38f8063fdcd76aaebb326ea34be2e6db30e
[INFO] running `Command { std: "docker" "start" "-a" "c98fa9aa68386606dd48e938ea8ce38f8063fdcd76aaebb326ea34be2e6db30e", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/string2-abd00685827aa70d)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests string2
[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] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test src/lib.rs - String2::capacity (line 288) ... ok
[INFO] [stdout] test src/lib.rs - String2::as_slice (line 519) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/lib.rs - String2 (line 88) ... ok
[INFO] [stdout] test src/lib.rs - String2 (line 148) ... ok
[INFO] [stdout] test src/lib.rs - String2 (line 61) ... ok
[INFO] [stdout] test src/lib.rs - String2 (line 176) ... ok
[INFO] [stdout] test src/lib.rs - String2::reserve (line 331) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] test src/lib.rs - String2::as_bytes (line 497) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - String2::new (line 224) ... ok
[INFO] [stdout] test src/lib.rs - String2::reserve_exact (line 369) ... ok
[INFO] [stdout] test src/lib.rs - String2::as_mut_slice (line 540) ... ok
[INFO] [stdout] test src/lib.rs - String2 (line 70) ... ok
[INFO] [stdout] test src/lib.rs - String2::reserve (line 319) ... ok
[INFO] [stdout] test src/lib.rs - String2::as_ptr (line 433) ... ok
[INFO] [stdout] test src/lib.rs - String2::reserve_exact (line 381) ... ok
[INFO] [stdout] test src/lib.rs - String2::as_mut_vec (line 585) ... ok
[INFO] [stdout] test src/lib.rs - String2::as_vec (line 564) ... ok
[INFO] [stdout] test src/lib.rs - String2::with_capacity (line 256) ... ok
[INFO] [stdout] test src/lib.rs - String2 (line 117) ... ok
[INFO] [stdout] test src/lib.rs - String2::shrink_to_fit (line 409) ... ok
[INFO] [stdout] test src/lib.rs - String2::from_raw_parts (line 469) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c98fa9aa68386606dd48e938ea8ce38f8063fdcd76aaebb326ea34be2e6db30e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c98fa9aa68386606dd48e938ea8ce38f8063fdcd76aaebb326ea34be2e6db30e", kill_on_drop: false }`
[INFO] [stdout] c98fa9aa68386606dd48e938ea8ce38f8063fdcd76aaebb326ea34be2e6db30e