[INFO] fetching crate paper-utils 1.2.6...
[INFO] testing paper-utils-1.2.6 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate paper-utils 1.2.6 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate paper-utils 1.2.6
[INFO] finished tweaking crates.io crate paper-utils 1.2.6
[INFO] tweaked toml for crates.io crate paper-utils 1.2.6 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate paper-utils 1.2.6 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 paper-utils 1.2.6 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-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] 107f67e3c25a6f35e31092cda9b2cb6a16b776360ae9da562d3a376085ed3ac4
[INFO] running `Command { std: "docker" "start" "-a" "107f67e3c25a6f35e31092cda9b2cb6a16b776360ae9da562d3a376085ed3ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "107f67e3c25a6f35e31092cda9b2cb6a16b776360ae9da562d3a376085ed3ac4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "107f67e3c25a6f35e31092cda9b2cb6a16b776360ae9da562d3a376085ed3ac4", kill_on_drop: false }`
[INFO] [stdout] 107f67e3c25a6f35e31092cda9b2cb6a16b776360ae9da562d3a376085ed3ac4
[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] d0eb852c37c9dcec9b77cc4298c4a7db9c0adf24c0ada73e918d2cbeae9a758c
[INFO] running `Command { std: "docker" "start" "-a" "d0eb852c37c9dcec9b77cc4298c4a7db9c0adf24c0ada73e918d2cbeae9a758c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling thiserror v2.0.12
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.100
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling paper-utils v1.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.43s
[INFO] running `Command { std: "docker" "inspect" "d0eb852c37c9dcec9b77cc4298c4a7db9c0adf24c0ada73e918d2cbeae9a758c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0eb852c37c9dcec9b77cc4298c4a7db9c0adf24c0ada73e918d2cbeae9a758c", kill_on_drop: false }`
[INFO] [stdout] d0eb852c37c9dcec9b77cc4298c4a7db9c0adf24c0ada73e918d2cbeae9a758c
[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] fc147ca193c0d6a0022fb9d7a2519d53aae5d2afbe96f0bfc5afd14a5823365f
[INFO] running `Command { std: "docker" "start" "-a" "fc147ca193c0d6a0022fb9d7a2519d53aae5d2afbe96f0bfc5afd14a5823365f", kill_on_drop: false }`
[INFO] [stderr]    Compiling paper-utils v1.2.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "fc147ca193c0d6a0022fb9d7a2519d53aae5d2afbe96f0bfc5afd14a5823365f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc147ca193c0d6a0022fb9d7a2519d53aae5d2afbe96f0bfc5afd14a5823365f", kill_on_drop: false }`
[INFO] [stdout] fc147ca193c0d6a0022fb9d7a2519d53aae5d2afbe96f0bfc5afd14a5823365f
[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] f7330dc1986737527d8893de9c3afbad12c01d6feae7921097a3d76f9197c70a
[INFO] running `Command { std: "docker" "start" "-a" "f7330dc1986737527d8893de9c3afbad12c01d6feae7921097a3d76f9197c70a", 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/paper_utils-b380cd71e9ff114a)
[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 paper_utils
[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" "f7330dc1986737527d8893de9c3afbad12c01d6feae7921097a3d76f9197c70a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7330dc1986737527d8893de9c3afbad12c01d6feae7921097a3d76f9197c70a", kill_on_drop: false }`
[INFO] [stdout] f7330dc1986737527d8893de9c3afbad12c01d6feae7921097a3d76f9197c70a