[INFO] fetching crate drop_some 1.0.1...
[INFO] testing drop_some-1.0.1 against beta-2023-04-20 for beta-1.70-1
[INFO] extracting crate drop_some 1.0.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate drop_some 1.0.1 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 drop_some 1.0.1
[INFO] finished tweaking crates.io crate drop_some 1.0.1
[INFO] tweaked toml for crates.io crate drop_some 1.0.1 written to /workspace/builds/worker-2-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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fe33b83a818454673413b32de441912165d0245ce10e2d5c9de019c39b3d444
[INFO] running `Command { std: "docker" "start" "-a" "4fe33b83a818454673413b32de441912165d0245ce10e2d5c9de019c39b3d444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fe33b83a818454673413b32de441912165d0245ce10e2d5c9de019c39b3d444", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fe33b83a818454673413b32de441912165d0245ce10e2d5c9de019c39b3d444", kill_on_drop: false }`
[INFO] [stdout] 4fe33b83a818454673413b32de441912165d0245ce10e2d5c9de019c39b3d444
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee636e6ef2aa1ca9bd6bf6d9d04fbebdd701b954c64871ece6f5aefcb11c7ca0
[INFO] running `Command { std: "docker" "start" "-a" "ee636e6ef2aa1ca9bd6bf6d9d04fbebdd701b954c64871ece6f5aefcb11c7ca0", kill_on_drop: false }`
[INFO] [stderr]    Compiling drop_some v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "ee636e6ef2aa1ca9bd6bf6d9d04fbebdd701b954c64871ece6f5aefcb11c7ca0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee636e6ef2aa1ca9bd6bf6d9d04fbebdd701b954c64871ece6f5aefcb11c7ca0", kill_on_drop: false }`
[INFO] [stdout] ee636e6ef2aa1ca9bd6bf6d9d04fbebdd701b954c64871ece6f5aefcb11c7ca0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5cd1b1e85962cf9d898e44155e33520698bc172a9626be4c85320a7284ddb2ac
[INFO] running `Command { std: "docker" "start" "-a" "5cd1b1e85962cf9d898e44155e33520698bc172a9626be4c85320a7284ddb2ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling drop_some v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `Command { std: "docker" "inspect" "5cd1b1e85962cf9d898e44155e33520698bc172a9626be4c85320a7284ddb2ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cd1b1e85962cf9d898e44155e33520698bc172a9626be4c85320a7284ddb2ac", kill_on_drop: false }`
[INFO] [stdout] 5cd1b1e85962cf9d898e44155e33520698bc172a9626be4c85320a7284ddb2ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b3d31c6b4375621c646e257552899e881d7ef47de7634a9a030a01d572724497
[INFO] running `Command { std: "docker" "start" "-a" "b3d31c6b4375621c646e257552899e881d7ef47de7634a9a030a01d572724497", 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/drop_some-3ee38117df0ffd5c)
[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-0daabf6cb929e141)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests drop_some
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - DropSome::drop_some (line 6) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - DropSome::drop_some (line 6) stdout ----
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:19:2
[INFO] [stdout]    |
[INFO] [stdout] 6  | fn some_function() -> Option<()>
[INFO] [stdout]    |                       ---------- expected `Option<()>` because of return type
[INFO] [stdout] ...
[INFO] [stdout] 16 |  Ok(())
[INFO] [stdout]    |  ^^^^^^ expected `Option<()>`, found `Result<(), _>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected enum `Option<()>`
[INFO] [stdout]               found enum `Result<(), _>`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - DropSome::drop_some (line 6)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "b3d31c6b4375621c646e257552899e881d7ef47de7634a9a030a01d572724497", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3d31c6b4375621c646e257552899e881d7ef47de7634a9a030a01d572724497", kill_on_drop: false }`
[INFO] [stdout] b3d31c6b4375621c646e257552899e881d7ef47de7634a9a030a01d572724497
