[INFO] fetching crate buff 0.1.0...
[INFO] testing buff-0.1.0 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate buff 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate buff 0.1.0 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate buff 0.1.0
[INFO] finished tweaking crates.io crate buff 0.1.0
[INFO] tweaked toml for crates.io crate buff 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec0dedb0c5e0e5a943196f34b71a7f8429c67b8c75ce518ebc58f268d6eb6786
[INFO] running `Command { std: "docker" "start" "-a" "ec0dedb0c5e0e5a943196f34b71a7f8429c67b8c75ce518ebc58f268d6eb6786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec0dedb0c5e0e5a943196f34b71a7f8429c67b8c75ce518ebc58f268d6eb6786", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec0dedb0c5e0e5a943196f34b71a7f8429c67b8c75ce518ebc58f268d6eb6786", kill_on_drop: false }`
[INFO] [stdout] ec0dedb0c5e0e5a943196f34b71a7f8429c67b8c75ce518ebc58f268d6eb6786
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d17b3751f8f0f93634780061c758b7d374cd9e55a35027815c1c75b47f42fa0
[INFO] running `Command { std: "docker" "start" "-a" "3d17b3751f8f0f93634780061c758b7d374cd9e55a35027815c1c75b47f42fa0", kill_on_drop: false }`
[INFO] [stderr]    Compiling buff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] running `Command { std: "docker" "inspect" "3d17b3751f8f0f93634780061c758b7d374cd9e55a35027815c1c75b47f42fa0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d17b3751f8f0f93634780061c758b7d374cd9e55a35027815c1c75b47f42fa0", kill_on_drop: false }`
[INFO] [stdout] 3d17b3751f8f0f93634780061c758b7d374cd9e55a35027815c1c75b47f42fa0
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c777422d85a11f0751678498387a12ab4bd8b95f19c4986fa60ea4ebffd6a8e
[INFO] running `Command { std: "docker" "start" "-a" "7c777422d85a11f0751678498387a12ab4bd8b95f19c4986fa60ea4ebffd6a8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling buff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "7c777422d85a11f0751678498387a12ab4bd8b95f19c4986fa60ea4ebffd6a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c777422d85a11f0751678498387a12ab4bd8b95f19c4986fa60ea4ebffd6a8e", kill_on_drop: false }`
[INFO] [stdout] 7c777422d85a11f0751678498387a12ab4bd8b95f19c4986fa60ea4ebffd6a8e
[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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d5194bc9c2b53a8d5eb9c32b01b754dfba2c4e08e15d7e1f3a3922e20baa8596
[INFO] running `Command { std: "docker" "start" "-a" "d5194bc9c2b53a8d5eb9c32b01b754dfba2c4e08e15d7e1f3a3922e20baa8596", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/buff-148db8e64f3bcb3a)
[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 buff
[INFO] [stderr] error[E0659]: `buff` is ambiguous
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:3:9
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub use buff::Buffer;
[INFO] [stderr]   |         ^^^^ ambiguous name
[INFO] [stderr]   |
[INFO] [stderr]   = note: ambiguous because of multiple potential import sources
[INFO] [stderr]   = note: `buff` could refer to a crate passed with `--extern`
[INFO] [stderr]   = help: use `::buff` to refer to this crate unambiguously
[INFO] [stderr] note: `buff` could also refer to the module defined here
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | mod buff;
[INFO] [stderr]   | ^^^^^^^^^
[INFO] [stderr]   = help: use `crate::buff` to refer to this module unambiguously
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0659`.
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name buff --test /opt/rustwide/workdir/src/lib.rs -L dependency=/opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern buff=/opt/rustwide/target/debug/deps/libbuff-e48b43097f2d781b.rlib -C embed-bitcode=no --cap-lints=warn --error-format human` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d5194bc9c2b53a8d5eb9c32b01b754dfba2c4e08e15d7e1f3a3922e20baa8596", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5194bc9c2b53a8d5eb9c32b01b754dfba2c4e08e15d7e1f3a3922e20baa8596", kill_on_drop: false }`
[INFO] [stdout] d5194bc9c2b53a8d5eb9c32b01b754dfba2c4e08e15d7e1f3a3922e20baa8596
