[INFO] fetching crate format-json 0.1.1...
[INFO] testing format-json-0.1.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate format-json 0.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate format-json 0.1.1
[INFO] finished tweaking crates.io crate format-json 0.1.1
[INFO] tweaked toml for crates.io crate format-json 0.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate format-json 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] crate crates.io crate format-json 0.1.1 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7a7f3562877535a1e92919f2fd55a6b1a0fc673f9cd9540a959e1f6487d5decb
[INFO] running `Command { std: "docker" "start" "-a" "7a7f3562877535a1e92919f2fd55a6b1a0fc673f9cd9540a959e1f6487d5decb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7a7f3562877535a1e92919f2fd55a6b1a0fc673f9cd9540a959e1f6487d5decb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a7f3562877535a1e92919f2fd55a6b1a0fc673f9cd9540a959e1f6487d5decb", kill_on_drop: false }`
[INFO] [stdout] 7a7f3562877535a1e92919f2fd55a6b1a0fc673f9cd9540a959e1f6487d5decb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 235a17ae4f28c5517ac02e9499957fc10709e5986fa178a3ce8c629ffebf721d
[INFO] running `Command { std: "docker" "start" "-a" "235a17ae4f28c5517ac02e9499957fc10709e5986fa178a3ce8c629ffebf721d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.16
[INFO] [stderr]    Compiling memchr v2.7.4
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling gimli v0.31.1
[INFO] [stderr]    Compiling smallvec v1.14.0
[INFO] [stderr]    Compiling adler2 v2.0.0
[INFO] [stderr]    Compiling scopeguard v1.2.0
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling miniz_oxide v0.8.4
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling serde_json v1.0.138
[INFO] [stderr]    Compiling rustc-demangle v0.1.24
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling ryu v1.0.19
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling log v0.4.25
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]    Compiling mio v1.0.3
[INFO] [stderr]    Compiling socket2 v0.5.8
[INFO] [stderr]    Compiling signal-hook-registry v1.4.2
[INFO] [stderr]    Compiling memmap2 v0.9.5
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling addr2line v0.24.2
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]    Compiling tokio v1.43.0
[INFO] [stderr]    Compiling backtrace v0.3.74
[INFO] [stderr]    Compiling xio v0.1.3
[INFO] [stderr]    Compiling safetensors v0.5.2
[INFO] [stderr]    Compiling dset v0.1.3
[INFO] [stderr]    Compiling format-json v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 44.72s
[INFO] running `Command { std: "docker" "inspect" "235a17ae4f28c5517ac02e9499957fc10709e5986fa178a3ce8c629ffebf721d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "235a17ae4f28c5517ac02e9499957fc10709e5986fa178a3ce8c629ffebf721d", kill_on_drop: false }`
[INFO] [stdout] 235a17ae4f28c5517ac02e9499957fc10709e5986fa178a3ce8c629ffebf721d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 77cb2f4a7332caa90e8998f97fedde2c3ba10a6ccd6ef108445c10ccf4a2b156
[INFO] running `Command { std: "docker" "start" "-a" "77cb2f4a7332caa90e8998f97fedde2c3ba10a6ccd6ef108445c10ccf4a2b156", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.3.1
[INFO] [stderr]    Compiling rustix v0.38.44
[INFO] [stderr]    Compiling bitflags v2.8.0
[INFO] [stderr]    Compiling once_cell v1.20.3
[INFO] [stderr]    Compiling tempfile v3.17.1
[INFO] [stderr]    Compiling format-json v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.18s
[INFO] running `Command { std: "docker" "inspect" "77cb2f4a7332caa90e8998f97fedde2c3ba10a6ccd6ef108445c10ccf4a2b156", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77cb2f4a7332caa90e8998f97fedde2c3ba10a6ccd6ef108445c10ccf4a2b156", kill_on_drop: false }`
[INFO] [stdout] 77cb2f4a7332caa90e8998f97fedde2c3ba10a6ccd6ef108445c10ccf4a2b156
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ec5ba5fd344a24d1229d4214645aea71e0eb5f373f29afa22af353f551aba9ca
[INFO] running `Command { std: "docker" "start" "-a" "ec5ba5fd344a24d1229d4214645aea71e0eb5f373f29afa22af353f551aba9ca", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/format_json-7a79f4b83e99dcc3)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_format_json ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ec5ba5fd344a24d1229d4214645aea71e0eb5f373f29afa22af353f551aba9ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec5ba5fd344a24d1229d4214645aea71e0eb5f373f29afa22af353f551aba9ca", kill_on_drop: false }`
[INFO] [stdout] ec5ba5fd344a24d1229d4214645aea71e0eb5f373f29afa22af353f551aba9ca