[INFO] fetching crate zen_utils 0.1.3...
[INFO] testing zen_utils-0.1.3 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate zen_utils 0.1.3 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate zen_utils 0.1.3
[INFO] finished tweaking crates.io crate zen_utils 0.1.3
[INFO] tweaked toml for crates.io crate zen_utils 0.1.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zen_utils 0.1.3 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[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-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] 91fbdad97c803b8ac3102df21888a4b4d4158999a196be377c30e963f46d78ac
[INFO] running `Command { std: "docker" "start" "-a" "91fbdad97c803b8ac3102df21888a4b4d4158999a196be377c30e963f46d78ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91fbdad97c803b8ac3102df21888a4b4d4158999a196be377c30e963f46d78ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91fbdad97c803b8ac3102df21888a4b4d4158999a196be377c30e963f46d78ac", kill_on_drop: false }`
[INFO] [stdout] 91fbdad97c803b8ac3102df21888a4b4d4158999a196be377c30e963f46d78ac
[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] 784798c26ddfbcd2e8a421a5c92eaa535517411e750a5e0fea030a784992a56e
[INFO] running `Command { std: "docker" "start" "-a" "784798c26ddfbcd2e8a421a5c92eaa535517411e750a5e0fea030a784992a56e", kill_on_drop: false }`
[INFO] [stderr]    Compiling zen_utils v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "784798c26ddfbcd2e8a421a5c92eaa535517411e750a5e0fea030a784992a56e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "784798c26ddfbcd2e8a421a5c92eaa535517411e750a5e0fea030a784992a56e", kill_on_drop: false }`
[INFO] [stdout] 784798c26ddfbcd2e8a421a5c92eaa535517411e750a5e0fea030a784992a56e
[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] af309b9dc725ab9332746f4ef8c3f4ed330fba8ada0d07b512dcd1fdd04b4c3a
[INFO] running `Command { std: "docker" "start" "-a" "af309b9dc725ab9332746f4ef8c3f4ed330fba8ada0d07b512dcd1fdd04b4c3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling zen_utils v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "af309b9dc725ab9332746f4ef8c3f4ed330fba8ada0d07b512dcd1fdd04b4c3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af309b9dc725ab9332746f4ef8c3f4ed330fba8ada0d07b512dcd1fdd04b4c3a", kill_on_drop: false }`
[INFO] [stdout] af309b9dc725ab9332746f4ef8c3f4ed330fba8ada0d07b512dcd1fdd04b4c3a
[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] ea27f835660adf54e1846582e21a46f99eab8566422b33d67f7f659c196918df
[INFO] running `Command { std: "docker" "start" "-a" "ea27f835660adf54e1846582e21a46f99eab8566422b33d67f7f659c196918df", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/zen_utils-057d284da1bd65f9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test utils::zen_string_utils::longest_shared_substr ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zen_utils
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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" "ea27f835660adf54e1846582e21a46f99eab8566422b33d67f7f659c196918df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea27f835660adf54e1846582e21a46f99eab8566422b33d67f7f659c196918df", kill_on_drop: false }`
[INFO] [stdout] ea27f835660adf54e1846582e21a46f99eab8566422b33d67f7f659c196918df