[INFO] fetching crate teach 0.0.1...
[INFO] testing teach-0.0.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate teach 0.0.1 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate teach 0.0.1
[INFO] finished tweaking crates.io crate teach 0.0.1
[INFO] tweaked toml for crates.io crate teach 0.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate teach 0.0.1 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] 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a51aad5e23e55d5c375ba4d7139d17971ec0ff23adabf6d0b3356db956889178
[INFO] running `Command { std: "docker" "start" "-a" "a51aad5e23e55d5c375ba4d7139d17971ec0ff23adabf6d0b3356db956889178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a51aad5e23e55d5c375ba4d7139d17971ec0ff23adabf6d0b3356db956889178", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a51aad5e23e55d5c375ba4d7139d17971ec0ff23adabf6d0b3356db956889178", kill_on_drop: false }`
[INFO] [stdout] a51aad5e23e55d5c375ba4d7139d17971ec0ff23adabf6d0b3356db956889178
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 9c4cc29720b8b7718d0d8cb8911d80fc0ca7af28eceba270771179aaf077a8c1
[INFO] running `Command { std: "docker" "start" "-a" "9c4cc29720b8b7718d0d8cb8911d80fc0ca7af28eceba270771179aaf077a8c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling teach v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "9c4cc29720b8b7718d0d8cb8911d80fc0ca7af28eceba270771179aaf077a8c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9c4cc29720b8b7718d0d8cb8911d80fc0ca7af28eceba270771179aaf077a8c1", kill_on_drop: false }`
[INFO] [stdout] 9c4cc29720b8b7718d0d8cb8911d80fc0ca7af28eceba270771179aaf077a8c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 8f896e01b835edeff9b06f429552fa5cf9c5801b07c8048a76880ee607a93502
[INFO] running `Command { std: "docker" "start" "-a" "8f896e01b835edeff9b06f429552fa5cf9c5801b07c8048a76880ee607a93502", kill_on_drop: false }`
[INFO] [stderr]    Compiling teach v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "8f896e01b835edeff9b06f429552fa5cf9c5801b07c8048a76880ee607a93502", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f896e01b835edeff9b06f429552fa5cf9c5801b07c8048a76880ee607a93502", kill_on_drop: false }`
[INFO] [stdout] 8f896e01b835edeff9b06f429552fa5cf9c5801b07c8048a76880ee607a93502
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] e27486f40e4cd50e27931bf9f6ad08835938a8b80268a29dc52e08d1a8ad5c0c
[INFO] running `Command { std: "docker" "start" "-a" "e27486f40e4cd50e27931bf9f6ad08835938a8b80268a29dc52e08d1a8ad5c0c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/teach-3e53f23e1106c538)
[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]    Doc-tests teach
[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" "e27486f40e4cd50e27931bf9f6ad08835938a8b80268a29dc52e08d1a8ad5c0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e27486f40e4cd50e27931bf9f6ad08835938a8b80268a29dc52e08d1a8ad5c0c", kill_on_drop: false }`
[INFO] [stdout] e27486f40e4cd50e27931bf9f6ad08835938a8b80268a29dc52e08d1a8ad5c0c
