[INFO] fetching crate supertrees 0.1.2...
[INFO] testing supertrees-0.1.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate supertrees 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate supertrees 0.1.2
[INFO] finished tweaking crates.io crate supertrees 0.1.2
[INFO] tweaked toml for crates.io crate supertrees 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate supertrees 0.1.2 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 40 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0cc5dcac78565fbf6feee7b0d08e2abee0ee5fa685bedca6d516a81862cad1a1
[INFO] running `Command { std: "docker" "start" "-a" "0cc5dcac78565fbf6feee7b0d08e2abee0ee5fa685bedca6d516a81862cad1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0cc5dcac78565fbf6feee7b0d08e2abee0ee5fa685bedca6d516a81862cad1a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0cc5dcac78565fbf6feee7b0d08e2abee0ee5fa685bedca6d516a81862cad1a1", kill_on_drop: false }`
[INFO] [stdout] 0cc5dcac78565fbf6feee7b0d08e2abee0ee5fa685bedca6d516a81862cad1a1
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 890d57a0890342edcd65ec4094a5e853f18b6adf5b412fdf6295943a64939302
[INFO] running `Command { std: "docker" "start" "-a" "890d57a0890342edcd65ec4094a5e853f18b6adf5b412fdf6295943a64939302", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.186
[INFO] [stderr]    Compiling pin-project-lite v0.2.17
[INFO] [stderr]    Compiling tokio v1.52.1
[INFO] [stderr]    Compiling supertrees v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.37s
[INFO] running `Command { std: "docker" "inspect" "890d57a0890342edcd65ec4094a5e853f18b6adf5b412fdf6295943a64939302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "890d57a0890342edcd65ec4094a5e853f18b6adf5b412fdf6295943a64939302", kill_on_drop: false }`
[INFO] [stdout] 890d57a0890342edcd65ec4094a5e853f18b6adf5b412fdf6295943a64939302
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f9a3840555f14f41e0464531abf00ad05efaf44e26adff81707f0c2b267dac63
[INFO] running `Command { std: "docker" "start" "-a" "f9a3840555f14f41e0464531abf00ad05efaf44e26adff81707f0c2b267dac63", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling quote v1.0.45
[INFO] [stderr]    Compiling log v0.4.29
[INFO] [stderr]    Compiling anstream v1.0.0
[INFO] [stderr]    Compiling env_filter v1.0.1
[INFO] [stderr]    Compiling supertrees v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling env_logger v0.11.10
[INFO] [stderr]    Compiling syn v2.0.117
[INFO] [stderr]    Compiling test-log-core v0.2.20
[INFO] [stderr]    Compiling test-log-macros v0.2.20
[INFO] [stderr]    Compiling test-log v0.2.20
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 7.66s
[INFO] running `Command { std: "docker" "inspect" "f9a3840555f14f41e0464531abf00ad05efaf44e26adff81707f0c2b267dac63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a3840555f14f41e0464531abf00ad05efaf44e26adff81707f0c2b267dac63", kill_on_drop: false }`
[INFO] [stdout] f9a3840555f14f41e0464531abf00ad05efaf44e26adff81707f0c2b267dac63
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] af4b95dc756784294418900c2fb0ddeb43c97e94eaebebfe8ba9560a5d3fc16e
[INFO] running `Command { std: "docker" "start" "-a" "af4b95dc756784294418900c2fb0ddeb43c97e94eaebebfe8ba9560a5d3fc16e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/supertrees-9d60ea92963b813e)
[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 tests/test.rs (/opt/rustwide/target/debug/deps/test-57cf0e10782f9bfb)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests supertrees
[INFO] [stdout] test test_supertree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 57) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.32s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "af4b95dc756784294418900c2fb0ddeb43c97e94eaebebfe8ba9560a5d3fc16e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af4b95dc756784294418900c2fb0ddeb43c97e94eaebebfe8ba9560a5d3fc16e", kill_on_drop: false }`
[INFO] [stdout] af4b95dc756784294418900c2fb0ddeb43c97e94eaebebfe8ba9560a5d3fc16e
