[INFO] fetching crate display 0.1.2...
[INFO] testing display-0.1.2 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate display 0.1.2 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate display 0.1.2 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate display 0.1.2
[INFO] finished tweaking crates.io crate display 0.1.2
[INFO] tweaked toml for crates.io crate display 0.1.2 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 90e068b2bce4988ad27e5a794fb1925b1b225663563c4e91c6c1316bd2ad30d9
[INFO] running `Command { std: "docker" "start" "-a" "90e068b2bce4988ad27e5a794fb1925b1b225663563c4e91c6c1316bd2ad30d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90e068b2bce4988ad27e5a794fb1925b1b225663563c4e91c6c1316bd2ad30d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90e068b2bce4988ad27e5a794fb1925b1b225663563c4e91c6c1316bd2ad30d9", kill_on_drop: false }`
[INFO] [stdout] 90e068b2bce4988ad27e5a794fb1925b1b225663563c4e91c6c1316bd2ad30d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 994ee0e20a8b2cc9faad130ab40c522dd0d103a8bf0ae79f47d5395af863627a
[INFO] running `Command { std: "docker" "start" "-a" "994ee0e20a8b2cc9faad130ab40c522dd0d103a8bf0ae79f47d5395af863627a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling pancurses v0.16.1
[INFO] [stderr]    Compiling display v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.67s
[INFO] running `Command { std: "docker" "inspect" "994ee0e20a8b2cc9faad130ab40c522dd0d103a8bf0ae79f47d5395af863627a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "994ee0e20a8b2cc9faad130ab40c522dd0d103a8bf0ae79f47d5395af863627a", kill_on_drop: false }`
[INFO] [stdout] 994ee0e20a8b2cc9faad130ab40c522dd0d103a8bf0ae79f47d5395af863627a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08fe84ae972357f35a7a7d75cbeafa6f9ed88744b998b472570019ebbb04d9a9
[INFO] running `Command { std: "docker" "start" "-a" "08fe84ae972357f35a7a7d75cbeafa6f9ed88744b998b472570019ebbb04d9a9", kill_on_drop: false }`
[INFO] [stderr]    Compiling display v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/display-93658ce8d5c14389)
[INFO] running `Command { std: "docker" "inspect" "08fe84ae972357f35a7a7d75cbeafa6f9ed88744b998b472570019ebbb04d9a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08fe84ae972357f35a7a7d75cbeafa6f9ed88744b998b472570019ebbb04d9a9", kill_on_drop: false }`
[INFO] [stdout] 08fe84ae972357f35a7a7d75cbeafa6f9ed88744b998b472570019ebbb04d9a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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" "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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ce0c2ecbc3dcc500a70798de45cc16db5eaba27e75444bd93a64be495e5b9e2d
[INFO] running `Command { std: "docker" "start" "-a" "ce0c2ecbc3dcc500a70798de45cc16db5eaba27e75444bd93a64be495e5b9e2d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/display-93658ce8d5c14389)
[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 display
[INFO] [stderr] error[E0659]: `display` is ambiguous
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub use display::*;
[INFO] [stderr]   |         ^^^^^^^ ambiguous name
[INFO] [stderr]   |
[INFO] [stderr]   = note: ambiguous because of multiple potential import sources
[INFO] [stderr]   = note: `display` could refer to a crate passed with `--extern`
[INFO] [stderr]   = help: use `::display` to refer to this crate unambiguously
[INFO] [stderr] note: `display` could also refer to the module defined here
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub mod display;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^
[INFO] [stderr]   = help: use `crate::display` 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: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "ce0c2ecbc3dcc500a70798de45cc16db5eaba27e75444bd93a64be495e5b9e2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce0c2ecbc3dcc500a70798de45cc16db5eaba27e75444bd93a64be495e5b9e2d", kill_on_drop: false }`
[INFO] [stdout] ce0c2ecbc3dcc500a70798de45cc16db5eaba27e75444bd93a64be495e5b9e2d