[INFO] fetching crate mfc-cloner 0.1.2...
[INFO] testing mfc-cloner-0.1.2 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate mfc-cloner 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate mfc-cloner 0.1.2
[INFO] finished tweaking crates.io crate mfc-cloner 0.1.2
[INFO] tweaked toml for crates.io crate mfc-cloner 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mfc-cloner 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] crate crates.io crate mfc-cloner 0.1.2 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ef39d8368e0c101c876db55236101f251035259b9cb9c5b175b01b54c92c17b
[INFO] running `Command { std: "docker" "start" "-a" "0ef39d8368e0c101c876db55236101f251035259b9cb9c5b175b01b54c92c17b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ef39d8368e0c101c876db55236101f251035259b9cb9c5b175b01b54c92c17b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ef39d8368e0c101c876db55236101f251035259b9cb9c5b175b01b54c92c17b", kill_on_drop: false }`
[INFO] [stdout] 0ef39d8368e0c101c876db55236101f251035259b9cb9c5b175b01b54c92c17b
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d7b55125f94f1e97bb075e050a2e07211a93828f0cd61918a0f55add6081572
[INFO] running `Command { std: "docker" "start" "-a" "3d7b55125f94f1e97bb075e050a2e07211a93828f0cd61918a0f55add6081572", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi-escapes v0.1.0
[INFO] [stderr]    Compiling number_prefix v0.3.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling log-update v0.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]    Compiling terminal_size v0.1.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling console v0.14.0
[INFO] [stderr]    Compiling console v0.13.0
[INFO] [stderr]    Compiling indicatif v0.15.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]    Compiling structopt v0.3.21
[INFO] [stderr]    Compiling mfc-cloner v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.06s
[INFO] running `Command { std: "docker" "inspect" "3d7b55125f94f1e97bb075e050a2e07211a93828f0cd61918a0f55add6081572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d7b55125f94f1e97bb075e050a2e07211a93828f0cd61918a0f55add6081572", kill_on_drop: false }`
[INFO] [stdout] 3d7b55125f94f1e97bb075e050a2e07211a93828f0cd61918a0f55add6081572
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91e50da8060220622e51bde2f01e3eb6c1f94137d1d6cdc1fed73a8c3f5585b8
[INFO] running `Command { std: "docker" "start" "-a" "91e50da8060220622e51bde2f01e3eb6c1f94137d1d6cdc1fed73a8c3f5585b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling mfc-cloner v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "91e50da8060220622e51bde2f01e3eb6c1f94137d1d6cdc1fed73a8c3f5585b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91e50da8060220622e51bde2f01e3eb6c1f94137d1d6cdc1fed73a8c3f5585b8", kill_on_drop: false }`
[INFO] [stdout] 91e50da8060220622e51bde2f01e3eb6c1f94137d1d6cdc1fed73a8c3f5585b8
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eecd5d0135d16906f77602199f150a372fb879844181e4ad7702d685ce0ba1a8
[INFO] running `Command { std: "docker" "start" "-a" "eecd5d0135d16906f77602199f150a372fb879844181e4ad7702d685ce0ba1a8", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mfc_cloner-927e4bb57e9697e6)
[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]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mfc_cloner-61d5365c96e6f2f2)
[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 mfc_cloner
[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" "eecd5d0135d16906f77602199f150a372fb879844181e4ad7702d685ce0ba1a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eecd5d0135d16906f77602199f150a372fb879844181e4ad7702d685ce0ba1a8", kill_on_drop: false }`
[INFO] [stdout] eecd5d0135d16906f77602199f150a372fb879844181e4ad7702d685ce0ba1a8