[INFO] fetching crate linked_lists 0.1.7...
[INFO] testing linked_lists-0.1.7 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate linked_lists 0.1.7 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate linked_lists 0.1.7
[INFO] finished tweaking crates.io crate linked_lists 0.1.7
[INFO] tweaked toml for crates.io crate linked_lists 0.1.7 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate linked_lists 0.1.7 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 205c54e425421efaa01cbca6a15f965e4111f71b94bf856296b6457bf8344976
[INFO] running `Command { std: "docker" "start" "-a" "205c54e425421efaa01cbca6a15f965e4111f71b94bf856296b6457bf8344976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "205c54e425421efaa01cbca6a15f965e4111f71b94bf856296b6457bf8344976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "205c54e425421efaa01cbca6a15f965e4111f71b94bf856296b6457bf8344976", kill_on_drop: false }`
[INFO] [stdout] 205c54e425421efaa01cbca6a15f965e4111f71b94bf856296b6457bf8344976
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b0ac777e404ca981305187dce4e99577f44148ca887b5dd837b4f68f098e1f9
[INFO] running `Command { std: "docker" "start" "-a" "9b0ac777e404ca981305187dce4e99577f44148ca887b5dd837b4f68f098e1f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked_lists v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `version`
[INFO] [stdout]    --> src/lib.rs:100:14
[INFO] [stdout]     |
[INFO] [stdout] 100 | macro_rules! version {
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "9b0ac777e404ca981305187dce4e99577f44148ca887b5dd837b4f68f098e1f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b0ac777e404ca981305187dce4e99577f44148ca887b5dd837b4f68f098e1f9", kill_on_drop: false }`
[INFO] [stdout] 9b0ac777e404ca981305187dce4e99577f44148ca887b5dd837b4f68f098e1f9
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 90ccee849f1d8cfb32ee9ff49f2792ca5a35693055fdcee4a9a610194066b5b4
[INFO] running `Command { std: "docker" "start" "-a" "90ccee849f1d8cfb32ee9ff49f2792ca5a35693055fdcee4a9a610194066b5b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling linked_lists v0.1.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `version`
[INFO] [stdout]    --> src/lib.rs:100:14
[INFO] [stdout]     |
[INFO] [stdout] 100 | macro_rules! version {
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `version`
[INFO] [stdout]    --> src/lib.rs:100:14
[INFO] [stdout]     |
[INFO] [stdout] 100 | macro_rules! version {
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "90ccee849f1d8cfb32ee9ff49f2792ca5a35693055fdcee4a9a610194066b5b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90ccee849f1d8cfb32ee9ff49f2792ca5a35693055fdcee4a9a610194066b5b4", kill_on_drop: false }`
[INFO] [stdout] 90ccee849f1d8cfb32ee9ff49f2792ca5a35693055fdcee4a9a610194066b5b4
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a1193f7ce376801e54390b3b981565b3a1e48caddb194d1e4aef760f18b5f2cb
[INFO] running `Command { std: "docker" "start" "-a" "a1193f7ce376801e54390b3b981565b3a1e48caddb194d1e4aef760f18b5f2cb", kill_on_drop: false }`
[INFO] [stderr] warning: unused macro definition: `version`
[INFO] [stderr]    --> src/lib.rs:100:14
[INFO] [stderr]     |
[INFO] [stderr] 100 | macro_rules! version {
[INFO] [stderr]     |              ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `linked_lists` (lib) generated 1 warning
[INFO] [stderr] warning: `linked_lists` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/linked_lists-bf3d93dc36802562)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests linked_lists
[INFO] [stdout] test tests::compatibility ... ok
[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 1 test
[INFO] [stdout] test src/lib.rs - ListVersion::compatible (line 74) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.25s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a1193f7ce376801e54390b3b981565b3a1e48caddb194d1e4aef760f18b5f2cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1193f7ce376801e54390b3b981565b3a1e48caddb194d1e4aef760f18b5f2cb", kill_on_drop: false }`
[INFO] [stdout] a1193f7ce376801e54390b3b981565b3a1e48caddb194d1e4aef760f18b5f2cb