[INFO] fetching crate joint 0.0.1...
[INFO] testing joint-0.0.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate joint 0.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate joint 0.0.1
[INFO] finished tweaking crates.io crate joint 0.0.1
[INFO] tweaked toml for crates.io crate joint 0.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate joint 0.0.1 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 joint 0.0.1 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] 7f04a82affc9ff54cbb537b62e34b1be8a83ea5ef16b087cbc405a2afee40fdc
[INFO] running `Command { std: "docker" "start" "-a" "7f04a82affc9ff54cbb537b62e34b1be8a83ea5ef16b087cbc405a2afee40fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7f04a82affc9ff54cbb537b62e34b1be8a83ea5ef16b087cbc405a2afee40fdc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f04a82affc9ff54cbb537b62e34b1be8a83ea5ef16b087cbc405a2afee40fdc", kill_on_drop: false }`
[INFO] [stdout] 7f04a82affc9ff54cbb537b62e34b1be8a83ea5ef16b087cbc405a2afee40fdc
[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] bc9abb3349a67e6af12a0f0f5fd8016fc98d703d543e789c03b7e281f62e8a35
[INFO] running `Command { std: "docker" "start" "-a" "bc9abb3349a67e6af12a0f0f5fd8016fc98d703d543e789c03b7e281f62e8a35", kill_on_drop: false }`
[INFO] [stderr]    Compiling joint v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "bc9abb3349a67e6af12a0f0f5fd8016fc98d703d543e789c03b7e281f62e8a35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc9abb3349a67e6af12a0f0f5fd8016fc98d703d543e789c03b7e281f62e8a35", kill_on_drop: false }`
[INFO] [stdout] bc9abb3349a67e6af12a0f0f5fd8016fc98d703d543e789c03b7e281f62e8a35
[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] cdfc0b8d09d55bfcce7fed3133c9c6b66fc56fb3fcda3e7cf6c63a9a5390fc15
[INFO] running `Command { std: "docker" "start" "-a" "cdfc0b8d09d55bfcce7fed3133c9c6b66fc56fb3fcda3e7cf6c63a9a5390fc15", kill_on_drop: false }`
[INFO] [stderr]    Compiling joint v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "cdfc0b8d09d55bfcce7fed3133c9c6b66fc56fb3fcda3e7cf6c63a9a5390fc15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdfc0b8d09d55bfcce7fed3133c9c6b66fc56fb3fcda3e7cf6c63a9a5390fc15", kill_on_drop: false }`
[INFO] [stdout] cdfc0b8d09d55bfcce7fed3133c9c6b66fc56fb3fcda3e7cf6c63a9a5390fc15
[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] 84e7d5a4a0cf1664523c60a1b15cfdd1fe98c192ab8e0141f3f611976e361dbc
[INFO] running `Command { std: "docker" "start" "-a" "84e7d5a4a0cf1664523c60a1b15cfdd1fe98c192ab8e0141f3f611976e361dbc", 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/joint-e6871c5645ce9174)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests joint
[INFO] [stdout] 
[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" "84e7d5a4a0cf1664523c60a1b15cfdd1fe98c192ab8e0141f3f611976e361dbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84e7d5a4a0cf1664523c60a1b15cfdd1fe98c192ab8e0141f3f611976e361dbc", kill_on_drop: false }`
[INFO] [stdout] 84e7d5a4a0cf1664523c60a1b15cfdd1fe98c192ab8e0141f3f611976e361dbc