[INFO] fetching crate xpr 0.1.0...
[INFO] testing xpr-0.1.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate xpr 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate xpr 0.1.0
[INFO] finished tweaking crates.io crate xpr 0.1.0
[INFO] tweaked toml for crates.io crate xpr 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xpr 0.1.0 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 xpr 0.1.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] ff0e71d4c66b59fe394bdf680271b217081abc432f8b4578b3e3ce68467d17a5
[INFO] running `Command { std: "docker" "start" "-a" "ff0e71d4c66b59fe394bdf680271b217081abc432f8b4578b3e3ce68467d17a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff0e71d4c66b59fe394bdf680271b217081abc432f8b4578b3e3ce68467d17a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff0e71d4c66b59fe394bdf680271b217081abc432f8b4578b3e3ce68467d17a5", kill_on_drop: false }`
[INFO] [stdout] ff0e71d4c66b59fe394bdf680271b217081abc432f8b4578b3e3ce68467d17a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5481c98fca94352c49f519f2e31943e46b9be36541bbb6fc9c835b810d48d9ad
[INFO] running `Command { std: "docker" "start" "-a" "5481c98fca94352c49f519f2e31943e46b9be36541bbb6fc9c835b810d48d9ad", kill_on_drop: false }`
[INFO] [stderr]    Compiling xpr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "5481c98fca94352c49f519f2e31943e46b9be36541bbb6fc9c835b810d48d9ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5481c98fca94352c49f519f2e31943e46b9be36541bbb6fc9c835b810d48d9ad", kill_on_drop: false }`
[INFO] [stdout] 5481c98fca94352c49f519f2e31943e46b9be36541bbb6fc9c835b810d48d9ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 98fc97a63f3fca6798343eeca70923dbd8e69079b30ce11931fff74ac8a1488a
[INFO] running `Command { std: "docker" "start" "-a" "98fc97a63f3fca6798343eeca70923dbd8e69079b30ce11931fff74ac8a1488a", kill_on_drop: false }`
[INFO] [stderr]    Compiling xpr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `FortytwoifyI32` is never constructed
[INFO] [stdout]   --> src/foldable.rs:40:12
[INFO] [stdout]    |
[INFO] [stdout] 40 |     struct FortytwoifyI32;
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Num` is never constructed
[INFO] [stdout]    --> src/lib.rs:452:12
[INFO] [stdout]     |
[INFO] [stdout] 452 |     struct Num(i32);
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "98fc97a63f3fca6798343eeca70923dbd8e69079b30ce11931fff74ac8a1488a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98fc97a63f3fca6798343eeca70923dbd8e69079b30ce11931fff74ac8a1488a", kill_on_drop: false }`
[INFO] [stdout] 98fc97a63f3fca6798343eeca70923dbd8e69079b30ce11931fff74ac8a1488a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 19dd5d1342aae8fc9d5a9d73b5b66f60622e030982f7235730769ed252af5d69
[INFO] running `Command { std: "docker" "start" "-a" "19dd5d1342aae8fc9d5a9d73b5b66f60622e030982f7235730769ed252af5d69", kill_on_drop: false }`
[INFO] [stderr] warning: struct `FortytwoifyI32` is never constructed
[INFO] [stderr]   --> src/foldable.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |     struct FortytwoifyI32;
[INFO] [stderr]    |            ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct `Num` is never constructed
[INFO] [stderr]    --> src/lib.rs:452:12
[INFO] [stderr]     |
[INFO] [stderr] 452 |     struct Num(i32);
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `xpr` (lib test) generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/xpr-53aec29ccf54a6ad)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_eval ... 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] [stderr]    Doc-tests xpr
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - (line 86) ... ok
[INFO] [stdout] test src/lib.rs - (line 32) ... ok
[INFO] [stdout] test src/lib.rs - Fold (line 259) ... ok
[INFO] [stdout] test src/lib.rs - Xpr (line 163) ... ok
[INFO] [stdout] test src/lib.rs - (line 12) ... ok
[INFO] [stdout] test src/lib.rs - Fold (line 337) ... ok
[INFO] [stdout] test src/lib.rs - Fold (line 291) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.69s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "19dd5d1342aae8fc9d5a9d73b5b66f60622e030982f7235730769ed252af5d69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19dd5d1342aae8fc9d5a9d73b5b66f60622e030982f7235730769ed252af5d69", kill_on_drop: false }`
[INFO] [stdout] 19dd5d1342aae8fc9d5a9d73b5b66f60622e030982f7235730769ed252af5d69