[INFO] fetching crate rusty_linked_list 0.0.1...
[INFO] testing rusty_linked_list-0.0.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate rusty_linked_list 0.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate rusty_linked_list 0.0.1
[INFO] finished tweaking crates.io crate rusty_linked_list 0.0.1
[INFO] tweaked toml for crates.io crate rusty_linked_list 0.0.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rusty_linked_list 0.0.1 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 562860d81a3e035d2bc454239678f89a664b268e459bcd97f56a43f331abf69c
[INFO] running `Command { std: "docker" "start" "-a" "562860d81a3e035d2bc454239678f89a664b268e459bcd97f56a43f331abf69c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "562860d81a3e035d2bc454239678f89a664b268e459bcd97f56a43f331abf69c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "562860d81a3e035d2bc454239678f89a664b268e459bcd97f56a43f331abf69c", kill_on_drop: false }`
[INFO] [stdout] 562860d81a3e035d2bc454239678f89a664b268e459bcd97f56a43f331abf69c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6d4d43b64c0412adf4a33329fcfab9ce5d0ac5c4b86e11c2f9937a0d3730f0b0
[INFO] running `Command { std: "docker" "start" "-a" "6d4d43b64c0412adf4a33329fcfab9ce5d0ac5c4b86e11c2f9937a0d3730f0b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_linked_list v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "6d4d43b64c0412adf4a33329fcfab9ce5d0ac5c4b86e11c2f9937a0d3730f0b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d4d43b64c0412adf4a33329fcfab9ce5d0ac5c4b86e11c2f9937a0d3730f0b0", kill_on_drop: false }`
[INFO] [stdout] 6d4d43b64c0412adf4a33329fcfab9ce5d0ac5c4b86e11c2f9937a0d3730f0b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] ad41ce25a4ee68c08717e8096ccd38e20d5aa33c17db877feb772b346b175ea2
[INFO] running `Command { std: "docker" "start" "-a" "ad41ce25a4ee68c08717e8096ccd38e20d5aa33c17db877feb772b346b175ea2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_linked_list v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "ad41ce25a4ee68c08717e8096ccd38e20d5aa33c17db877feb772b346b175ea2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad41ce25a4ee68c08717e8096ccd38e20d5aa33c17db877feb772b346b175ea2", kill_on_drop: false }`
[INFO] [stdout] ad41ce25a4ee68c08717e8096ccd38e20d5aa33c17db877feb772b346b175ea2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 6501cd8999eb3e6397aae9cd0b363af31635b5c0d2aef3dc29dc907d0500d8d3
[INFO] running `Command { std: "docker" "start" "-a" "6501cd8999eb3e6397aae9cd0b363af31635b5c0d2aef3dc29dc907d0500d8d3", 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/rusty_linked_list-1bf76f32a252ac16)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test test::test_linked_list_cursor ... ok
[INFO] [stdout] test test::test_linked_list_len ... ok
[INFO] [stdout] test test::test_linked_list_iter ... ok
[INFO] [stdout] test test::test_linked_list_pop_head_multiple ... ok
[INFO] [stdout] test test::test_linked_list_pop_head_1 ... ok
[INFO] [stdout] test test::test_linked_list_pop_index_head_multiple ... ok
[INFO] [stdout] test test::test_linked_list_pop_tail_1 ... ok
[INFO] [stdout] test test::test_linked_list_pop_index_tail_multiple ... ok
[INFO] [stdout] test test::test_linked_list_pop_tail_multiple ... ok
[INFO] [stdout] test test::test_linked_list_push_tail ... ok
[INFO] [stdout] test test::test_linked_list_push_head ... ok
[INFO] [stderr]    Doc-tests rusty_linked_list
[INFO] [stdout] test test::test_linked_list_pop_index_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[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" "6501cd8999eb3e6397aae9cd0b363af31635b5c0d2aef3dc29dc907d0500d8d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6501cd8999eb3e6397aae9cd0b363af31635b5c0d2aef3dc29dc907d0500d8d3", kill_on_drop: false }`
[INFO] [stdout] 6501cd8999eb3e6397aae9cd0b363af31635b5c0d2aef3dc29dc907d0500d8d3