[INFO] fetching crate xenv 0.2.0...
[INFO] testing xenv-0.2.0 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate xenv 0.2.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate xenv 0.2.0
[INFO] finished tweaking crates.io crate xenv 0.2.0
[INFO] tweaked toml for crates.io crate xenv 0.2.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate xenv 0.2.0 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 xenv 0.2.0 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a662d48c75675e514b426971bafd66ea049487d90622424e1da011a86a7e0644
[INFO] running `Command { std: "docker" "start" "-a" "a662d48c75675e514b426971bafd66ea049487d90622424e1da011a86a7e0644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a662d48c75675e514b426971bafd66ea049487d90622424e1da011a86a7e0644", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a662d48c75675e514b426971bafd66ea049487d90622424e1da011a86a7e0644", kill_on_drop: false }`
[INFO] [stdout] a662d48c75675e514b426971bafd66ea049487d90622424e1da011a86a7e0644
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] cf436b91757a39684611cae3be13f2c5392ce54c3e3eb3beec2b84946f1c6d0c
[INFO] running `Command { std: "docker" "start" "-a" "cf436b91757a39684611cae3be13f2c5392ce54c3e3eb3beec2b84946f1c6d0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling eyre v0.6.0
[INFO] [stderr]    Compiling indenter v0.3.0
[INFO] [stderr]    Compiling once_cell v1.4.0
[INFO] [stderr]    Compiling xenv v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "cf436b91757a39684611cae3be13f2c5392ce54c3e3eb3beec2b84946f1c6d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf436b91757a39684611cae3be13f2c5392ce54c3e3eb3beec2b84946f1c6d0c", kill_on_drop: false }`
[INFO] [stdout] cf436b91757a39684611cae3be13f2c5392ce54c3e3eb3beec2b84946f1c6d0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b29380aceb68322fb82bcf58fc3dff9b20cf0baef8c2ba0b0892bf9ac0f2b35c
[INFO] running `Command { std: "docker" "start" "-a" "b29380aceb68322fb82bcf58fc3dff9b20cf0baef8c2ba0b0892bf9ac0f2b35c", kill_on_drop: false }`
[INFO] [stderr]    Compiling xenv v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "b29380aceb68322fb82bcf58fc3dff9b20cf0baef8c2ba0b0892bf9ac0f2b35c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b29380aceb68322fb82bcf58fc3dff9b20cf0baef8c2ba0b0892bf9ac0f2b35c", kill_on_drop: false }`
[INFO] [stdout] b29380aceb68322fb82bcf58fc3dff9b20cf0baef8c2ba0b0892bf9ac0f2b35c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b2b2ead2da9ba4f05b458b8579e85ca759e799eb49669c2d1a653fd722e8a73b
[INFO] running `Command { std: "docker" "start" "-a" "b2b2ead2da9ba4f05b458b8579e85ca759e799eb49669c2d1a653fd722e8a73b", 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/xenv-bf0f5750f3901dfe)
[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] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/xenv-6427f22fe8aade86)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests xenv
[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] [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" "b2b2ead2da9ba4f05b458b8579e85ca759e799eb49669c2d1a653fd722e8a73b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2b2ead2da9ba4f05b458b8579e85ca759e799eb49669c2d1a653fd722e8a73b", kill_on_drop: false }`
[INFO] [stdout] b2b2ead2da9ba4f05b458b8579e85ca759e799eb49669c2d1a653fd722e8a73b