[INFO] fetching crate memol 0.2.1...
[INFO] testing memol-0.2.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate memol 0.2.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate memol 0.2.1
[INFO] finished tweaking crates.io crate memol 0.2.1
[INFO] tweaked toml for crates.io crate memol 0.2.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate memol 0.2.1 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 memol 0.2.1 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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9cc4702f6590a7df6fb55c29702eaa5bc8a723d25175193a266053bec1bd0125
[INFO] running `Command { std: "docker" "start" "-a" "9cc4702f6590a7df6fb55c29702eaa5bc8a723d25175193a266053bec1bd0125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9cc4702f6590a7df6fb55c29702eaa5bc8a723d25175193a266053bec1bd0125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc4702f6590a7df6fb55c29702eaa5bc8a723d25175193a266053bec1bd0125", kill_on_drop: false }`
[INFO] [stdout] 9cc4702f6590a7df6fb55c29702eaa5bc8a723d25175193a266053bec1bd0125
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 18f052e6f9e3299638ec9e47faa0d8be6c7df79d836b05c6e7b67a79e82a2051
[INFO] running `Command { std: "docker" "start" "-a" "18f052e6f9e3299638ec9e47faa0d8be6c7df79d836b05c6e7b67a79e82a2051", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling memol v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.71s
[INFO] running `Command { std: "docker" "inspect" "18f052e6f9e3299638ec9e47faa0d8be6c7df79d836b05c6e7b67a79e82a2051", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18f052e6f9e3299638ec9e47faa0d8be6c7df79d836b05c6e7b67a79e82a2051", kill_on_drop: false }`
[INFO] [stdout] 18f052e6f9e3299638ec9e47faa0d8be6c7df79d836b05c6e7b67a79e82a2051
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 0a7637d621fc968e11217414a8b9abe04c79b7ce549fe70a761c24e233103f9a
[INFO] running `Command { std: "docker" "start" "-a" "0a7637d621fc968e11217414a8b9abe04c79b7ce549fe70a761c24e233103f9a", kill_on_drop: false }`
[INFO] [stderr]    Compiling memol v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "0a7637d621fc968e11217414a8b9abe04c79b7ce549fe70a761c24e233103f9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a7637d621fc968e11217414a8b9abe04c79b7ce549fe70a761c24e233103f9a", kill_on_drop: false }`
[INFO] [stdout] 0a7637d621fc968e11217414a8b9abe04c79b7ce549fe70a761c24e233103f9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e459dbe84c6d7b959e60c2717ededad516a2d7dacae05b706fc99db31c3bc248
[INFO] running `Command { std: "docker" "start" "-a" "e459dbe84c6d7b959e60c2717ededad516a2d7dacae05b706fc99db31c3bc248", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/memol-647bb9ec7dae5d49)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test stack::task::tasks::tests::it_all ... ok
[INFO] [stdout] test stack::task::tasks::tests::it_all_count ... ok
[INFO] [stdout] test stack::task::tasks::tests::it_all_count_over_size ... ok
[INFO] [stdout] test stack::task::tasks::tests::it_peek ... ok
[INFO] [stdout] test stack::task::tasks::tests::it_pop ... ok
[INFO] [stdout] test stack::task::tasks::tests::it_push ... ok
[INFO] [stdout] test stack::task::tasks::tests::it_reverse ... ok
[INFO] [stdout] test stack::task::tasks::tests::it_clear ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e459dbe84c6d7b959e60c2717ededad516a2d7dacae05b706fc99db31c3bc248", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e459dbe84c6d7b959e60c2717ededad516a2d7dacae05b706fc99db31c3bc248", kill_on_drop: false }`
[INFO] [stdout] e459dbe84c6d7b959e60c2717ededad516a2d7dacae05b706fc99db31c3bc248