[INFO] fetching crate optional 0.5.0...
[INFO] testing optional-0.5.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate optional 0.5.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate optional 0.5.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate optional 0.5.0
[INFO] finished tweaking crates.io crate optional 0.5.0
[INFO] tweaked toml for crates.io crate optional 0.5.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04c11bb6fa8ef793f459357f2f666824e8a29a40b2f772e80aab7cc691f7692e
[INFO] running `Command { std: "docker" "start" "-a" "04c11bb6fa8ef793f459357f2f666824e8a29a40b2f772e80aab7cc691f7692e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04c11bb6fa8ef793f459357f2f666824e8a29a40b2f772e80aab7cc691f7692e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04c11bb6fa8ef793f459357f2f666824e8a29a40b2f772e80aab7cc691f7692e", kill_on_drop: false }`
[INFO] [stdout] 04c11bb6fa8ef793f459357f2f666824e8a29a40b2f772e80aab7cc691f7692e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 460db34cee10a6b31b4629faa636eb681b18cb4bc0c341df55fedde1472ec03e
[INFO] running `Command { std: "docker" "start" "-a" "460db34cee10a6b31b4629faa636eb681b18cb4bc0c341df55fedde1472ec03e", kill_on_drop: false }`
[INFO] [stderr]    Compiling optional v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]     --> src/lib.rs:1033:5
[INFO] [stdout]      |
[INFO] [stdout] 1033 |     #[inline]
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]     --> src/lib.rs:1117:5
[INFO] [stdout]      |
[INFO] [stdout] 1117 |     #[inline]
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "460db34cee10a6b31b4629faa636eb681b18cb4bc0c341df55fedde1472ec03e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "460db34cee10a6b31b4629faa636eb681b18cb4bc0c341df55fedde1472ec03e", kill_on_drop: false }`
[INFO] [stdout] 460db34cee10a6b31b4629faa636eb681b18cb4bc0c341df55fedde1472ec03e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5db8f84e787717debce6cb36cd26b5839a0bdea6cc682d0c268b0c90930adcf
[INFO] running `Command { std: "docker" "start" "-a" "b5db8f84e787717debce6cb36cd26b5839a0bdea6cc682d0c268b0c90930adcf", kill_on_drop: false }`
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]     --> src/lib.rs:1033:5
[INFO] [stdout]      |
[INFO] [stdout] 1033 |     #[inline]
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]     --> src/lib.rs:1117:5
[INFO] [stdout]      |
[INFO] [stdout] 1117 |     #[inline]
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_json v1.0.67
[INFO] [stderr]    Compiling optional v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]     --> src/lib.rs:1033:5
[INFO] [stdout]      |
[INFO] [stdout] 1033 |     #[inline]
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout]     --> src/lib.rs:1117:5
[INFO] [stdout]      |
[INFO] [stdout] 1117 |     #[inline]
[INFO] [stdout]      |     ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.46s
[INFO] running `Command { std: "docker" "inspect" "b5db8f84e787717debce6cb36cd26b5839a0bdea6cc682d0c268b0c90930adcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5db8f84e787717debce6cb36cd26b5839a0bdea6cc682d0c268b0c90930adcf", kill_on_drop: false }`
[INFO] [stdout] b5db8f84e787717debce6cb36cd26b5839a0bdea6cc682d0c268b0c90930adcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81b56ffc634ddccf8f327588ce19b60d08623e89e0e751acece5fb75c352c445
[INFO] running `Command { std: "docker" "start" "-a" "81b56ffc634ddccf8f327588ce19b60d08623e89e0e751acece5fb75c352c445", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stdout] running 0 tests
[INFO] [stderr]     --> src/lib.rs:1033:5
[INFO] [stdout] 
[INFO] [stderr]      |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 1033 |     #[inline]
[INFO] [stdout] 
[INFO] [stderr]      |     ^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr]      = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `#[inline]` is ignored on function prototypes
[INFO] [stderr]     --> src/lib.rs:1117:5
[INFO] [stderr]      |
[INFO] [stderr] 1117 |     #[inline]
[INFO] [stderr]      |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `optional` (lib) generated 2 warnings
[INFO] [stderr] warning: `optional` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/optional-56b96f7c40f562e2)
[INFO] [stderr]      Running tests/optbool.rs (/opt/rustwide/target/debug/deps/optbool-c386a73f0dd47f66)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test deref_to_option ... ok
[INFO] [stderr]      Running tests/optioned.rs (/opt/rustwide/target/debug/deps/optioned-4716ac2ec40f19cb)
[INFO] [stdout] test test_bool_map ... ok
[INFO] [stdout] test into_option_bool ... ok
[INFO] [stdout] test test_eq_ne ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test optioned_is_some_or_none ... 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 optional
[INFO] [stdout] 
[INFO] [stdout] running 61 tests
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::unwrap (line 301) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::and (line 515) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::or_bool (line 626) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::map (line 370) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::and_then (line 559) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::or (line 606) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::as_slice (line 715) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::map_or_else (line 451) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::is_some (line 226) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::and_bool (line 534) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::expect (line 270) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::or_else (line 651) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::unwrap_or_else (line 342) ... ok
[INFO] [stdout] test src/lib.rs - (line 41) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::and_then_bool (line 584) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::map_bool (line 397) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::into_option (line 1397) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::take (line 737) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::unwrap_or (line 322) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::ok_or (line 474) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::unwrap (line 310) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::ok_or_else (line 493) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::or_else_bool (line 677) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::and (line 1684) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::as_slice (line 1806) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::none (line 213) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T> (line 1234) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::map_or (line 429) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::take_bool (line 755) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::iter (line 701) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::into_option (line 1388) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::expect (line 279) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::expect (line 1433) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::iter (line 1820) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool (line 799) ... ok
[INFO] [stdout] test src/lib.rs - OptionBool::is_none (line 245) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::map (line 1535) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::and_then (line 1710) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::or (line 1628) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::unwrap (line 1470) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::some (line 1355) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::unwrap_or (line 1496) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::none (line 1368) ... ok
[INFO] [stdout] test src/lib.rs - wrap (line 1871) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::map_or_else (line 1601) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::ok_or_else (line 1768) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::map_t (line 1558) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::unpack (line 1482) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::unwrap (line 1462) ... ok
[INFO] [stdout] test src/lib.rs - some (line 1845) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::unwrap_or_else (line 1514) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::take (line 1792) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::map_or (line 1580) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::expect (line 1441) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::ok_or (line 1745) ... ok
[INFO] [stdout] test src/lib.rs - some (line 1839) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::some (line 1349) ... ok
[INFO] [stdout] test src/lib.rs - Optioned<T>::or_else (line 1659) ... ok
[INFO] [stdout] test src/lib.rs - none (line 1858) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 61 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.63s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81b56ffc634ddccf8f327588ce19b60d08623e89e0e751acece5fb75c352c445", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81b56ffc634ddccf8f327588ce19b60d08623e89e0e751acece5fb75c352c445", kill_on_drop: false }`
[INFO] [stdout] 81b56ffc634ddccf8f327588ce19b60d08623e89e0e751acece5fb75c352c445