[INFO] fetching crate optional-log 0.1.2...
[INFO] testing optional-log-0.1.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate optional-log 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate optional-log 0.1.2
[INFO] finished tweaking crates.io crate optional-log 0.1.2
[INFO] tweaked toml for crates.io crate optional-log 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate optional-log 0.1.2 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] 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] 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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb687e252541258ecc761a7b0e710a08ef956fefd67a9a7cf3ca18b3ad4d7fd4
[INFO] running `Command { std: "docker" "start" "-a" "bb687e252541258ecc761a7b0e710a08ef956fefd67a9a7cf3ca18b3ad4d7fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb687e252541258ecc761a7b0e710a08ef956fefd67a9a7cf3ca18b3ad4d7fd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb687e252541258ecc761a7b0e710a08ef956fefd67a9a7cf3ca18b3ad4d7fd4", kill_on_drop: false }`
[INFO] [stdout] bb687e252541258ecc761a7b0e710a08ef956fefd67a9a7cf3ca18b3ad4d7fd4
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ceba3fac523836b33b3b5ec4469fee8504e7c8a5fe1ab2407adb4722b078642
[INFO] running `Command { std: "docker" "start" "-a" "5ceba3fac523836b33b3b5ec4469fee8504e7c8a5fe1ab2407adb4722b078642", kill_on_drop: false }`
[INFO] [stderr]    Compiling optional-log v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "5ceba3fac523836b33b3b5ec4469fee8504e7c8a5fe1ab2407adb4722b078642", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ceba3fac523836b33b3b5ec4469fee8504e7c8a5fe1ab2407adb4722b078642", kill_on_drop: false }`
[INFO] [stdout] 5ceba3fac523836b33b3b5ec4469fee8504e7c8a5fe1ab2407adb4722b078642
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19965286d5b696739d5332588141303008b6f6a5ad793ed3eb42a277c503e10a
[INFO] running `Command { std: "docker" "start" "-a" "19965286d5b696739d5332588141303008b6f6a5ad793ed3eb42a277c503e10a", kill_on_drop: false }`
[INFO] [stderr]    Compiling optional-log v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] running `Command { std: "docker" "inspect" "19965286d5b696739d5332588141303008b6f6a5ad793ed3eb42a277c503e10a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19965286d5b696739d5332588141303008b6f6a5ad793ed3eb42a277c503e10a", kill_on_drop: false }`
[INFO] [stdout] 19965286d5b696739d5332588141303008b6f6a5ad793ed3eb42a277c503e10a
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 306ea159a40842751147a885c44f8e0c8259004b7351e0a9aa06fb7b86e2369d
[INFO] running `Command { std: "docker" "start" "-a" "306ea159a40842751147a885c44f8e0c8259004b7351e0a9aa06fb7b86e2369d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/optional_log-e43c32bc3b6366c7)
[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 optional_log
[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] running `Command { std: "docker" "inspect" "306ea159a40842751147a885c44f8e0c8259004b7351e0a9aa06fb7b86e2369d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "306ea159a40842751147a885c44f8e0c8259004b7351e0a9aa06fb7b86e2369d", kill_on_drop: false }`
[INFO] [stdout] 306ea159a40842751147a885c44f8e0c8259004b7351e0a9aa06fb7b86e2369d