[INFO] fetching crate str-buf 4.0.0...
[INFO] testing str-buf-4.0.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate str-buf 4.0.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate str-buf 4.0.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate str-buf 4.0.0
[INFO] tweaked toml for crates.io crate str-buf 4.0.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate str-buf 4.0.0 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 str-buf 4.0.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] afedac1a5542617a15032353a936befd19ab746757b901f9ad941c8e569076bf
[INFO] running `Command { std: "docker" "start" "-a" "afedac1a5542617a15032353a936befd19ab746757b901f9ad941c8e569076bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "afedac1a5542617a15032353a936befd19ab746757b901f9ad941c8e569076bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afedac1a5542617a15032353a936befd19ab746757b901f9ad941c8e569076bf", kill_on_drop: false }`
[INFO] [stdout] afedac1a5542617a15032353a936befd19ab746757b901f9ad941c8e569076bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 7ea0cff34df0fb81f745e5c95d4ce9daa04e66d66af51efd808ced43d973e03a
[INFO] running `Command { std: "docker" "start" "-a" "7ea0cff34df0fb81f745e5c95d4ce9daa04e66d66af51efd808ced43d973e03a", kill_on_drop: false }`
[INFO] [stderr]    Compiling str-buf v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "7ea0cff34df0fb81f745e5c95d4ce9daa04e66d66af51efd808ced43d973e03a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ea0cff34df0fb81f745e5c95d4ce9daa04e66d66af51efd808ced43d973e03a", kill_on_drop: false }`
[INFO] [stdout] 7ea0cff34df0fb81f745e5c95d4ce9daa04e66d66af51efd808ced43d973e03a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 95daad665866a48f61f1e145afe558028a075d1968a0edcf7a193cb282185c58
[INFO] running `Command { std: "docker" "start" "-a" "95daad665866a48f61f1e145afe558028a075d1968a0edcf7a193cb282185c58", kill_on_drop: false }`
[INFO] [stderr]    Compiling str-buf v4.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "95daad665866a48f61f1e145afe558028a075d1968a0edcf7a193cb282185c58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95daad665866a48f61f1e145afe558028a075d1968a0edcf7a193cb282185c58", kill_on_drop: false }`
[INFO] [stdout] 95daad665866a48f61f1e145afe558028a075d1968a0edcf7a193cb282185c58
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cf680d267a4d6a4b7e77e99258c8b733fc72c0d06151996b5a7bbacf0acd1dc6
[INFO] running `Command { std: "docker" "start" "-a" "cf680d267a4d6a4b7e77e99258c8b733fc72c0d06151996b5a7bbacf0acd1dc6", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/str_buf-1454aa93d1b8650d)
[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/getters.rs (/opt/rustwide/target/debug/deps/getters-2a5c1b5dace3f141)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test should_get_byte ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/panic_asserts.rs (/opt/rustwide/target/debug/deps/panic_asserts-960b328b8937a4a1)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test and_not_overflow_after_set_len ... ok
[INFO] [stdout] test from_str_overflow_panic - should panic ... ok
[INFO] [stdout] test and_overflow_panic_medium - should panic ... ok
[INFO] [stdout] test from_str_overflow_panic_smol - should panic ... ok
[INFO] [stdout] test and_overflow_panic - should panic ... ok
[INFO] [stdout] test and_overflow_panic_big - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.20s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/push.rs (/opt/rustwide/target/debug/deps/push-4af10d1c9f9718b4)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test should_correctly_convert_ascii_case ... ok
[INFO] [stdout] test should_correctly_convert_ascii_case_medium ... ok
[INFO] [stdout] test should_return_error_on_fmt_write_overflow ... ok
[INFO] [stdout] test should_correctly_convert_ascii_case_big ... ok
[INFO] [stdout] test should_trim_left ... ok
[INFO] [stdout] test should_trim_right ... ok
[INFO] [stdout] test should_trim ... ok
[INFO] [stdout] test should_correctly_truncate_by_char_boundary ... ok
[INFO] [stderr]    Doc-tests str_buf
[INFO] [stdout] test should_correctly_truncate_by_char_boundary_big ... ok
[INFO] [stdout] test should_correctly_truncate_by_char_boundary_medium ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - StrBuf (line 69) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cf680d267a4d6a4b7e77e99258c8b733fc72c0d06151996b5a7bbacf0acd1dc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf680d267a4d6a4b7e77e99258c8b733fc72c0d06151996b5a7bbacf0acd1dc6", kill_on_drop: false }`
[INFO] [stdout] cf680d267a4d6a4b7e77e99258c8b733fc72c0d06151996b5a7bbacf0acd1dc6