[INFO] fetching crate mek 0.0.1...
[INFO] testing mek-0.0.1 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate mek 0.0.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate mek 0.0.1
[INFO] finished tweaking crates.io crate mek 0.0.1
[INFO] tweaked toml for crates.io crate mek 0.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate mek 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 mek 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5b46f8391c20f4a8e755e656431a00569fd04ed3ca58c07b6e9f895a90426ade
[INFO] running `Command { std: "docker" "start" "-a" "5b46f8391c20f4a8e755e656431a00569fd04ed3ca58c07b6e9f895a90426ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b46f8391c20f4a8e755e656431a00569fd04ed3ca58c07b6e9f895a90426ade", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b46f8391c20f4a8e755e656431a00569fd04ed3ca58c07b6e9f895a90426ade", kill_on_drop: false }`
[INFO] [stdout] 5b46f8391c20f4a8e755e656431a00569fd04ed3ca58c07b6e9f895a90426ade
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] cb9ecbc5c14b4dc2751b08842f1cabea5f26a2c00a4fea63a3075d6e785e5386
[INFO] running `Command { std: "docker" "start" "-a" "cb9ecbc5c14b4dc2751b08842f1cabea5f26a2c00a4fea63a3075d6e785e5386", kill_on_drop: false }`
[INFO] [stderr]    Compiling mek v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "cb9ecbc5c14b4dc2751b08842f1cabea5f26a2c00a4fea63a3075d6e785e5386", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb9ecbc5c14b4dc2751b08842f1cabea5f26a2c00a4fea63a3075d6e785e5386", kill_on_drop: false }`
[INFO] [stdout] cb9ecbc5c14b4dc2751b08842f1cabea5f26a2c00a4fea63a3075d6e785e5386
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 973cc4dc6fce959fd3fdb1f40667606656e47a3f84268ba96b481e38c96be084
[INFO] running `Command { std: "docker" "start" "-a" "973cc4dc6fce959fd3fdb1f40667606656e47a3f84268ba96b481e38c96be084", kill_on_drop: false }`
[INFO] [stderr]    Compiling mek v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "973cc4dc6fce959fd3fdb1f40667606656e47a3f84268ba96b481e38c96be084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "973cc4dc6fce959fd3fdb1f40667606656e47a3f84268ba96b481e38c96be084", kill_on_drop: false }`
[INFO] [stdout] 973cc4dc6fce959fd3fdb1f40667606656e47a3f84268ba96b481e38c96be084
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8c2cd627cc4983b60f387779f3a17a6269e0aa1182445ef7dcc216f1bf37297b
[INFO] running `Command { std: "docker" "start" "-a" "8c2cd627cc4983b60f387779f3a17a6269e0aa1182445ef7dcc216f1bf37297b", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mek-e05a9f1d0f389e98)
[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" "8c2cd627cc4983b60f387779f3a17a6269e0aa1182445ef7dcc216f1bf37297b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c2cd627cc4983b60f387779f3a17a6269e0aa1182445ef7dcc216f1bf37297b", kill_on_drop: false }`
[INFO] [stdout] 8c2cd627cc4983b60f387779f3a17a6269e0aa1182445ef7dcc216f1bf37297b