[INFO] fetching crate forest_json_utils 0.1.1...
[INFO] testing forest_json_utils-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate forest_json_utils 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate forest_json_utils 0.1.1
[INFO] finished tweaking crates.io crate forest_json_utils 0.1.1
[INFO] tweaked toml for crates.io crate forest_json_utils 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate forest_json_utils 0.1.1 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 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 32c01f6db58e2ff1dcdaa4989cbc8842826aaad56919b72061438c99686cfbde
[INFO] running `Command { std: "docker" "start" "-a" "32c01f6db58e2ff1dcdaa4989cbc8842826aaad56919b72061438c99686cfbde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32c01f6db58e2ff1dcdaa4989cbc8842826aaad56919b72061438c99686cfbde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32c01f6db58e2ff1dcdaa4989cbc8842826aaad56919b72061438c99686cfbde", kill_on_drop: false }`
[INFO] [stdout] 32c01f6db58e2ff1dcdaa4989cbc8842826aaad56919b72061438c99686cfbde
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ad30f7c7b0e15121b1e2f453df4ac4ea5400d4d2a1a8d5d4dc0a3f230c8d8b52
[INFO] running `Command { std: "docker" "start" "-a" "ad30f7c7b0e15121b1e2f453df4ac4ea5400d4d2a1a8d5d4dc0a3f230c8d8b52", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling forest_json_utils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.79s
[INFO] running `Command { std: "docker" "inspect" "ad30f7c7b0e15121b1e2f453df4ac4ea5400d4d2a1a8d5d4dc0a3f230c8d8b52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad30f7c7b0e15121b1e2f453df4ac4ea5400d4d2a1a8d5d4dc0a3f230c8d8b52", kill_on_drop: false }`
[INFO] [stdout] ad30f7c7b0e15121b1e2f453df4ac4ea5400d4d2a1a8d5d4dc0a3f230c8d8b52
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 3cab955557abc9c002ff5e1a7d35584e29793072c8cda0fbdd49bd25220eb2b8
[INFO] running `Command { std: "docker" "start" "-a" "3cab955557abc9c002ff5e1a7d35584e29793072c8cda0fbdd49bd25220eb2b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling forest_json_utils v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "3cab955557abc9c002ff5e1a7d35584e29793072c8cda0fbdd49bd25220eb2b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cab955557abc9c002ff5e1a7d35584e29793072c8cda0fbdd49bd25220eb2b8", kill_on_drop: false }`
[INFO] [stdout] 3cab955557abc9c002ff5e1a7d35584e29793072c8cda0fbdd49bd25220eb2b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] fd26341110f1ae04bbd13569708db1a7524150c9056771d07905fb7bf7b518cb
[INFO] running `Command { std: "docker" "start" "-a" "fd26341110f1ae04bbd13569708db1a7524150c9056771d07905fb7bf7b518cb", 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/forest_json_utils-473147d44865a745)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::serialize_through_other ... ok
[INFO] [stdout] test tests::standard_vec ... ok
[INFO] [stderr]    Doc-tests forest_json_utils
[INFO] [stdout] test tests::test_json_basic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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" "fd26341110f1ae04bbd13569708db1a7524150c9056771d07905fb7bf7b518cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd26341110f1ae04bbd13569708db1a7524150c9056771d07905fb7bf7b518cb", kill_on_drop: false }`
[INFO] [stdout] fd26341110f1ae04bbd13569708db1a7524150c9056771d07905fb7bf7b518cb